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Configuring the Cisco Intrusion Prevention System Sensor Using the Command Line Interface 7.0
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Preface
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Introducing the CLI Configuration Guide
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Logging In to the Sensor
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Initializing the Sensor
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Setting Up the Sensor
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Configuring Interfaces
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Configuring Virtual Sensors
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Configuring Event Action Rules
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Defining Signatures
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Configuring Anomaly Detection
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Configuring Global Correlation
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Configuring External Product Interfaces
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Configuring IP Logging
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Displaying and Capturing Live Traffic on an Interface
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Configuring Attack Response Controller for Blocking and Rate Limiting
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Configuring SNMP
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Working With Configuration Files
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Administrative Tasks for the Sensor
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Configuring AIM- IPS
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Configuring AIP-SSM
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Configuring IDSM-2
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Configuring NME-IPS
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Obtaining Software
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Upgrading, Downgrading, and Installing System Images
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System Architecture
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Signature Engines
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Troubleshooting
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CLI Error Messages
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Open Source License Files
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Glossary
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Index
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Table Of Contents
Numerics - A - B - C - D - E - F - G - H - I - K - L - M - N - O - P - Q - R - S - T - U - V - W - Z
Index
Numerics
4GE bypass interface card
configuration restrictions 6-9
described 6-8
802.1q encapsulation for VLAN groups 6-27
A
accessing IPS software 22-2
access-list command 4-5
access lists
changing 4-5
configuring 4-5
misconfiguration C-26
account locking
configuring 4-20
security 4-20
ACLs
described 14-2
active update bulletins 22-9
adaptive security appliance
sending IPS traffic (AIP-SSM) 19-9
traffic inpsection modes (AIP-SSM) 19-9
adding
denied attackers 7-36
event action overrides 7-17
external product interfaces 11-6
global parameters 5-10
hosts to the SSH known hosts list 4-41, 4-42
login banners 4-8
signature variables 8-4
target value rating 7-14
trusted hosts 4-46
virtual sensors 5-5, 5-7, 19-4
Address Resolution Protocol see ARP
administrator role privileges 1-3
AIC engine
AIC FTP B-8
AIC FTP engine parameters (table) B-9
AIC HTTP B-8
AIC HTTP engine parameters (table) B-9
described B-8
features B-8
signature categories 8-17
AIC policy enforcement
default configuration 8-18, B-8
sensor oversubscription 8-18, B-8
AIM-IPS
configuration sequence 18-1
configuring interfaces 18-5, 18-7, 18-9, 18-11, 18-13
displaying status 18-16, 21-10
initializing 3-13
installing system image 23-23
interfaces described 18-3
interface sequence 18-4
NAT 18-5
RBCP 18-18
rebooting 18-18
resetting 18-18
resetting heartbeat 18-17
sessioning 2-4, 2-5, 18-14, 18-15
setup command 3-13
shutting down 18-18
verifying installation 18-2
AIP-SSM
assigning virtual sensors 19-6
bypass mode 19-10
configuration tasks 19-1
creating virtual sensors 19-4
fail-open mode 19-9
fail-over mode 19-9
hw-module module 1 recover configure 19-12
hw-module module slot_number password-reset 19-11
hw-module module slot_number recover boot 19-11
hw-module module slot_number recover stop 19-11
hw-module module slot_number reload 19-11
hw-module module slot_number reset 19-11
hw-module module slot_number shutdown 19-11
initializing 3-16
inline mode 19-9
installing system image 23-26
interfaces 19-3
logging in 2-6
password recovery 4-25, 17-5, C-10
promiscuous mode 19-9
receiving IPS traffic 19-9
recovering C-66
reimaging 23-26
resetting C-66
session command 2-6
setup command 3-16
show context 19-6
show ips command 19-6
show module command 19-2
task sequence 19-1
verifying initialization 19-2
virtual sensors
assigning policies 19-4
assigning the interface 19-4
assigning to security context 19-5
configuration sequence 19-3
Alarm Channel described 7-2, A-26
alert and log actions (list) 7-4
alert-frequency
command 8-7
modes B-5
alert-severity
command 8-9
configuring 8-9
allocate-ips command 19-3
allow-sensor-block command 14-8
alternate TCP reset interface 6-10
Analysis Engine
described 5-1
error messages C-23
IDM exits C-56
verify it is running C-20
virtual sensors 5-1
anomaly detection
asymmetric traffic 9-2
caution 9-2
configuration sequence 9-5
default configuration (example) 9-4
described 9-2
detect mode 9-4
inactive mode 9-4
learning accept mode 9-3
learning process 9-3
limiting false positives 9-37
protocols 9-3
worms
attacks 9-37
described 9-3
zones 9-4
anomaly-detection load command 9-41
anomaly detection operational settings
configuring 9-10
described 9-10
anomaly detection policies
copying 9-8
creating 9-8
deleting 9-8
displaying 9-8
editing 9-8
lists 17-24
anomaly-detection save command 9-41
anomaly detection statistics
clearing 9-47
displaying 9-47
anomaly detection zones
external 9-28
illegal 9-20
internal 9-11
appliances
application partition image 23-12
initializing 3-8
logging in 2-2
password recovery 4-22, 17-3, C-8
resetting 17-38
terminal servers
UDLD protocol 6-26
upgrading recovery partition 23-5
Application Inspection and Control see AIC
application partition
described A-4
image recovery 23-12
application-policy
command 8-18
configuring 8-19
application policy enforcement
disabled (default) 8-18
applications in XML format A-3
applying software updates C-53
ARC
authentication A-15
blocking
application 14-1
connection-based A-17
not occurring for signature C-42
unconditional blocking A-17
block response A-13
Catalyst 6000 series switch
VACL commands A-19
VACLs A-19
Catalyst switches
VACLs A-16
VLANs A-16
described A-3
design 14-2
device access issues C-39
enabling SSH C-42
features A-14
firewalls
AAA A-18
connection blocking A-18
NAT A-18
network blocking A-18
postblock ACL A-16
preblock ACL A-16
shun command A-18
TACACS+ A-18
formerly Network Access Controller 14-1, 14-3
illustration A-13
inactive state C-37
interfaces A-14
maintaining states A-16
master blocking sensors A-14
maximum blocks 14-2
misconfigured master blocking sensor C-43
nac.shun.txt file A-16
NAT addressing A-15
number of blocks A-15
postblock ACL A-16
preblock ACL A-16
prerequisites 14-5
rate limiting 14-4
responsibilities A-13
single point of control A-15
SSH A-14
Telnet A-14
troubleshooting C-36
VACLs A-14
verifying device interfaces C-41
verifying status C-36
ARP
Layer 2 signatures B-10
protocol B-10
ARP spoof tools
dsniff B-10
ettercap B-10
assigning interfaces
virtual sensors 5-4
virtual sensors (AIP-SSM) 19-4
assigning policies
virtual sensors 5-4
virtual sensors (AIP-SSM) 19-4
asymmetric traffic
anomaly detection scanners 9-2
disabling anomaly detection 9-48, C-19
Atomic ARP engine
described B-10
parameters (table) B-10
Atomic IP Advanced engine
described B-11
restrictions B-12
Atomic IP engine
described B-21
parameters (table) B-21
Atomic IPv6 engine
described B-24
Neighborhood Discovery protocol B-24
signatures B-24
signatures (table) B-25
attack relevance rating
calculating risk rating 7-13
Attack Response Controller
described A-3
formerly known as Network Access Controller A-3
attack severity rating
calculating risk rating 7-12
described 7-12
attemptLimit command 4-20
Audit mode described 10-8
authenticated NTP 4-28, 4-29, 4-30, 4-39, C-14, C-15
AuthenticationApp
authenticating users A-21
described A-3
login attempt limit A-20
method A-20
responsibilities A-20
secure communications A-21
sensor configuration A-20
authorized keys
defining 4-43
RSA authentication 4-43
automatic setup 3-1
automatic upgrade
examples 23-10
information required 23-6
troubleshooting C-53
autonegotiation for hardware bypass 6-9
auto-upgrade-option command 23-6
B
backing up
current configuration 16-22, C-4
backup-config command 16-19
banner login command 17-14
basic setup 3-4
block connection command 14-34
block-enable command 14-9
block hosts command 14-32
blocking
addresses never to block 14-19
block time 14-13
connection 14-34
described 14-1
disabling 14-10
hosts 14-32
list of blocked hosts 14-35
managing firewalls 14-28
managing routers 14-24
managing switches 14-27
master blocking sensor 14-29
maximum entries 14-11
necessary information 14-3
not occurring for signature C-42
prerequisites 14-5
properties 14-7
sensor block itself 14-8
show statistics 14-35
supported devices 14-6
types 14-2
user profiles 14-20
block network command 14-33
BO
described B-61
Trojans B-61
BO2K
described B-61
Trojans B-61
bypass mode
AIP-SSM 19-10
configuring 6-35
described 6-34
bypass-option command 6-35
C
calculating risk rating
attack relevance rating 7-13
attack severity rating 7-12
promiscuous delta 7-13
signature fidelity rating 7-12
target value rating 7-12
watch list rating 7-13
cannot access sensor C-24
capturing live traffic 13-5
Catalyst software
command and control access 20-5
IDSM-2
command and control access 20-5
configuring VACLs 20-14
enabling full memory tests 20-40
enabling SPAN 20-11
mls ip ids command 20-17, 20-18
resetting 20-41
set span command 20-10
supervisor engine commands
supported 20-43
unsupported 20-44
caution for clearing databases 17-8
certificates IDM 4-45
changing
access lists 4-5
FTP timeout 4-7
host IP address 4-3
hostname 4-2
passwords 4-16
privilege 4-17
Web server settings 4-12
cidDump obtaining information C-91
CIDEE
defined A-34
example A-34
IPS extensions A-34
protocol A-34
supported IPS events A-34
cisco
default password 2-2
default username 2-2
Cisco.com
accessing software 22-2
Active Update Bulletins 22-9
downloading software 22-2
software downloads 22-2
Cisco IOS software
command and control access 20-6
configuration commands 20-46
EXEC commands 20-45
IDSM-2
command and control access 20-6
configuring VACLs 20-16
enabling full memory tests 20-40
enabling SPAN 20-12
mls ip ids command 20-18
resetting 20-42
rate limiting 14-4
SPAN options 20-12
Cisco IPS software files 23-2
cisco-security-agents-mc-settings command 11-5
Cisco Security Center
described 22-11
URL 22-11
Cisco Services for IPS
supported products 4-49, 22-12
clear database command 17-8
clear denied-attackers command 7-36, 17-22
clear events command 4-30, 7-41, 17-20, C-17, C-90
clearing
anomaly detection statistics 9-47
denied attackers statistics 7-37, 17-22
OS IDs 7-31
sensor database caution 17-8
sensor databases 17-9
clear line command 17-15
clear os-identification command 7-31
clear password command 4-24, 4-26, 17-4, 17-6, C-9, C-11
CLI
command line editing 1-6
command modes 1-7
default keywords 1-11
error messages D-1
generic commands 1-10
guide introduction 1-1
regular expression syntax 1-8
CLI behavior 1-5
case sensitivity 1-6
display options 1-6
help 1-5
prompts 1-5
recall 1-5
tab completion 1-5
client manifest described A-29
CollaborationApp described A-3, A-28
command and control access
Catalyst software 20-5
Cisco IOS software 20-6
described 20-5
command and control interface
described 6-2
list 6-3
command line editing (table) 1-6
command modes
anomaly detection configuration 1-8
described 1-7
event action rules configuration 1-8
EXEC 1-7
global configuration 1-7
privileged EXEC 1-7
service mode configuration 1-7
signature definition configuration 1-8
commands
access-list 4-5
alert-frequency 8-7
alert-severity 8-9
allocate-ips 19-3
allow-sensor-block 14-8
anomaly-detection load 9-41
anomaly-detection save 9-41
application-policy 8-18
attemptLimit 4-20
auto-upgrade-option 23-6
backup-config 16-19
banner login 17-14
block connection 14-34
block-enable 14-9
block hosts 14-32
block network 14-33
bypass-option 6-35
cisco-security-agents-mc-settings 11-5
clear database 17-8
clear denied-attackers 7-36, 17-22
clear events 4-30, 7-41, 17-20, C-17, C-90
clear line 17-15
clear os-identification 7-31
clear password 4-24, 4-26, 17-4, 17-6, C-9, C-11
copy ad-knowledge-base 9-41
copy anomaly-detection 9-8
copy current-config 16-21, C-3
copy event-action-rules 7-7
copy iplog 12-6
copy packet-file 13-6
copy signature-definition 8-1
current-config 16-19
debug module-boot C-66
default service anomaly-detection 9-8
default service event-action-rules 7-7
default service signature-definition 8-2
deny attacker 7-35
downgrade 23-11
enable-acl-logging 14-14
enable-detail-traps 15-4
enable-nvram-write 14-15
erase 16-23
erase ad-knowledge-base 9-42
erase packet-file 13-7
event-action 8-15
event-action-rules-configurations 17-24
event-counter 8-10
external-zone 9-28
filters 7-20
fragment-reassembly 8-30
ftp-timeout 4-7
global-block-timeout 7-33, 14-13
global-deny-timeout 7-33
global-filters-status 7-33
global-metaevent-status 7-34
global-overrides-status 7-34
global-parameters 5-10
global-summarization 7-34
host-ip 4-3
host-name 4-2
hw-module module 1 recover configure 19-12
hw-module module 1 reset C-66
hw-module module slot_number password-reset 4-25, 17-5, 19-11, C-10
hw-module module slot_number recover boot 19-11
hw-module module slot_number recover stop 19-11
hw-module module slot_number reload 19-11
hw-module module slot_number reset 19-11
hw-module module slot_number shutdown 19-11
ignore 9-10
illegal-zone 9-20
inline-interfaces 6-17
interface GigabitEthernet 18-21, 21-15
interface IDS-Sensor 18-19, 21-13
interface-notifications 6-36
internal-zone 9-12
ip-access-list 20-15
ip-log 8-38
iplog 12-3
ip-log-bytes 12-2
ip-log-packets 12-2
iplog-status 12-4
ip-log-time 12-2
ipv6-target-value 7-14
learning-accept-mode 9-37
list anomaly-detection-configurations 9-8, 17-24
list event-action-rules-configurations 7-7
list signature-definition-configurations 8-1
log-all-block-events-and-errors 14-16
login-banner-text 4-8
max-block-entries 14-11
max-denied-attackers 7-34
max-interfaces 14-17
more 16-19
more current-config 16-1
never-block-hosts 14-19
never-block-networks 14-19
no iplog 12-5
no ipv6-target-value 7-14
no service anomaly-detection 9-8
no service event-action-rules 7-7
no service signature-definition 8-2
no target-value 7-14
no variables 7-10
os-identifications 7-27
overrides 7-16
packet capture 13-4
packet-display 13-2
physical-interfaces 6-12, 6-21, 6-28
ping 17-37
rename ad-knowledge-base 9-42
reset 17-38
service anomaly-detection 9-8
service event-action-rules 7-7
service-module IDS-Sensor 18-22, 21-16
service-module ids-sensor slot/port 18-18, 21-12
service-module ids-sensor slot/port heartbeat reset 18-17, 21-11
service-module ids-sensor slot/port status 18-16, 21-10
service signature-definition 8-1
set security acl 20-14
set span 20-10
setup 3-1, 3-4, 3-8, 3-13, 3-16, 3-20, 3-24
show ad-knowledge-base diff 9-43, 9-45
show ad-knowledge-base files 9-40, 9-41
show configuration 16-1
show context 19-6
show history 17-39
show interfaces 6-37
show inventory 17-39, 18-2, 21-2
show ips 19-6
show module 19-2
show os-identification 7-31
show settings 4-27, 16-3, 16-18, 17-8, 17-41, C-13
show statistics 14-35, 17-24, C-76
show statistics anomaly-detection 9-47
show statistics denied-attackers 7-36, 17-22
show statistics virtual-sensor 17-24, C-23, C-76
show users 4-18
sig-fidelity-rating 8-11, 8-13
signature-definition-configurations 17-24
snmp-agent-port 15-2
snmp-agent-protocol 15-2
ssh authorized-key 4-43
ssh-generate-key 4-44
ssh host-key 4-41
status 8-12
stream-reassembly 8-37
summertime-option non-recurring 4-35
summertime-option recurring 4-32
target-value 7-14
telnet-option 4-4
terminal 17-16
time-zone-settings 4-36
tls generate-key 4-47
tls trusted-host 4-46
trace 17-40
trap-community-name 15-4
trap-destinations 15-4
username 4-13
user-profile 14-20
worm-timeout 9-10
comparing KBs 9-44
component signatures
Meta signatures B-30
risk rating B-30
configuration files
configuration restrictions
alternate TCP reset interface 6-10
inline interface pairs 6-10
inline VLAN pairs 6-10
interfaces 6-9
physical interfaces 6-9
VLAN groups 6-10
configuration sequence
AIM-IPS 18-1
AIP-SSM 19-1
NME-IPS 21-1
configured OS mapping (example) 7-27
configuring
access lists 4-5
account locking 4-20
ACL logging 14-14
alert frequency parameters 8-8
alert severity 8-9
anomaly detection operational settings 9-10
automatic IP logging 12-2
automatic upgrades 23-8
blocking
firewalls 14-28
routers 14-24
switches 14-27
time 14-13
bypass mode 6-35
connection blocking 14-34
CSA MC IPS interfaces 11-4
DNS servers 4-10
event action filters 7-21
event actions 8-16
event counter 8-10
external zone 9-29
ftp-timeout 4-7
global correlation 10-9
health statistics 17-11
host blocks 14-32
host IP address 4-3
hostname 4-2
hosts never to block 14-19
HTTP Proxy servers 4-10
illegal zone 9-20
inline interface pairs 6-17
inline VLAN groups 6-29
inline VLAN pairs 6-22
interfaces
AIM-IPS 18-5, 18-7, 18-9, 18-11, 18-13
NME-IPS 21-7
interface sequence 6-11
internal zone 9-12
IP fragment reassembly 8-31
IP fragment reassembly parameters 8-30, 8-36
IP logging 8-39
learning accept mode 9-38
logging all blocking events and errors 14-16
logical devices 14-20
login-banner-text 4-8
maintenance partition
IDSM-2 (Catalyst software) 23-31
IDSM-2 (Cisco IOS software) 23-35
manual IP logging 12-3
master blocking sensor 14-30
maximum
block entries 14-12
blocking interfaces 14-18
denied attackers 7-34
meta event generator 7-34
network blocks 14-33
network participation 10-11
networks never to block 14-19
NTP servers 4-38
NVRAM write 14-15
OS maps 7-28
other protocols
external zone 9-35
illegal zone 9-26
internal zone 9-18
password policy 4-19
passwords 4-16
privilege 4-17
promiscuous mode 6-13
sensor sequence 1-1
sensor to block itself 14-8
sensor to use NTP 4-39
signature fidelity rating 8-11
status 8-12
summarizer 7-34
summertime
non-recurring 4-35
recurring 4-32
TCP
external zone 9-30
illegal zone 9-21
internal zone 9-13
stream reassembly 8-38
telnet-option 4-4
time zone settings 4-36
traffic flow notifications 6-36
UDLD protocol 6-26
UDP
external zone 9-32
illegal zone 9-24
internal zone 9-15
upgrades 23-4
user profiles 14-21
vulnerable OSes 8-14
Web Server settings 4-11
control transactions
characteristics A-9
request types A-8
copy ad-knowledge-base command 9-41
copy anomaly-detection command 9-8
copy backup-config command 16-21, C-3
copy command syntax 9-42
copy current-config command 16-21, C-3
copy event-action-rules command 7-7
copying
anomaly detection policies 9-8
event action rules policies 7-7
IP log files 12-7
packet files 13-7
signature definition policies 8-2
copy iplog command 12-6
copy license-key command 4-51, 22-15
copy packet-file command 13-6
copy signature-definition command 8-1
correcting time on the sensor 4-30, C-17
creating
anomaly detection policies 9-8
Atomic IP Advanced signatures 8-50
banner logins 17-14
custom signatures 8-40
event action rules policies 7-7
event action variables 7-10
global parameters 5-10
Meta signatures 8-48
OS maps 7-28
Post-Block VACLs 14-26
Pre-Block VACLs 14-26
service HTTP signatures 8-45
signature definition policies 8-2
string TCP signatures 8-42
user profiles 14-20
CSA MC
configuring IPS interfaces 11-4
host posture events 11-1, 11-4
quarantined IP address events 11-1
supported IPS interfaces 11-4
CtlTransSource
illustration A-12
Ctrl-N 1-5
Ctrl-P 1-5
current-config command 16-19
current configuration back up 16-23, C-2
custom signatures
Atomic IP Advanced signature 8-50
configuration sequence 8-40
described 8-4
Meta signature 8-48
service HTTP example 8-45
String TCP 8-40
D
data ports restore defaults 20-28
data structures (examples) A-8
DDoS
protocols B-60
Stacheldraht B-60
TFN B-60
debug logging enable C-45
debug-module-boot command C-66
default
blocking time 14-13
keywords 1-11
password 2-2
username 2-2
virtual sensor vs0 5-2
default service anomaly-detection command 9-8
default service event-action-rules command 7-7
default service signature-definition command 8-2
defining authorized keys 4-43
deleting
anomaly detection policies 9-8
denied attackers list 7-37, 17-22
event action rules policies 7-7
event action variables 7-10
inline interface pairs 6-20
inline VLAN pairs 6-25
OS maps 7-30
signature definition policies 8-2
signature variables 8-4
target value rating 7-14
VLAN groups 6-33
denied attackers adding 7-36
deny actions (list) 7-5
deny attacker command 7-35
detect mode (anomaly detection) 9-4
device access issues C-39
diagnosing network connectivity 17-37
disabling
blocking 14-10
ECLB (Cisco IOS software) 20-36
global correlation 10-12
password recovery 4-27, 17-7, C-12
signatures 8-12
Telnet 4-4
disaster recovery C-6
displaying
anomaly detection policies 9-8
anomaly detection policy lists 17-24
anomaly detections tatistics 9-47
contents of logical file 16-20
current configuration 16-1
current submode configuration 16-3
event action rules policies 7-7
event actions rules lists 17-24
interface statistics 6-37
IP log contents 12-5
KB files 9-40
KB thresholds 9-45
live traffic 13-3
OS IDs 7-31
password recovery setting 4-27, 17-8, C-13
PEP information 17-40
policy lists 17-24
signature definition lists 17-24
submode settings 17-41
tech support information 17-34, C-70
Distributed Denial of Service see DDoS
DNS server configuration 4-10
DoS tools B-5
downgrade command 23-11
downgrading sensors 23-11
downloading software 22-2
duplicate IP addresses C-27
E
ECLB
described 20-25
disabling (Cisco IOS software) 20-36
options 20-28
promiscuous mode 20-28
requirements 20-28
sensing modes 20-25
editing
anomaly detection policies 9-8
event action rules policies 7-7
event action variables 7-10
signature definition policies 8-2
signature variables 8-4
target value rating 7-14
efficacy
described 10-4
measurements 10-4
enable-acl-logging command 14-14
enable-detail-traps command 15-4
enable-nvram-write command 14-15
enabling
debug logging C-45
full memory tests
Catalyst software 20-40
Cisco IOS software 20-40
signatures 8-12
SPAN
Catalyst software 20-11
Cisco IOS software 20-12
Telnet 4-4
Encryption Software Export Distribution Authorization 22-2
engines
Fixed B-26
Flood B-28
Master B-4
Multi String B-31
Normalizer B-33
Service DNS B-35
Service FTP B-36
Service Generic B-37
Service H225 B-38
Service IDENT B-43
Service MSRPC B-43
Service MSSQL B-44
Service NTP B-45
Service P2P B-45
Service RPC B-46
Service SMB B-49
Service SMB Advanced B-47
Service SSH B-50
Service TNS B-50
State B-51
Sweep B-56
Sweep Other TCP B-57
Traffic ICMP B-60
Trojan B-61
erase ad-knowledge-base command 9-42
erase command 16-23
erase packet-file command 13-7
erasing
current configuration 16-24
packet files 13-7
error messages
described D-1
validation D-5
EtherChannel Load Balancing see ECLB
evAlert A-9
event-action command 8-15
event action filters
described 7-19
using variables 7-20
event action overrides
described 7-16
risk rating range 7-16
event action rules
described 7-2
functions 7-2
list display 17-24
task list 7-6
event action rules policies
copying 7-7
creating 7-7
deleting 7-7
displaying 7-7
editing 7-7
event actions
configuring 8-16
threat rating 7-13
event-counter
command 8-10
configuring 8-10
events
host posture 11-2
quarantined IP address 11-2
Event Store
data structures A-8
described A-3
examples A-7
responsibilities A-7
timestamp A-7
event types C-87
event variables
described 7-9
example 7-9
evError A-9
evLogTransaction A-9
evShunRqst A-9
evStatus A-9
external product interfaces
adding 11-6
described 11-1
external zone
configuring 9-29
configuring other protocols 9-35
configuring TCP 9-30
configuring UDP 9-32
described 9-28
protocols 9-28
external-zone command 9-28
F
fail-over testing 6-8
false positives described 8-3
files
Cisco IPS 23-2
IDSM-2 password recovery 4-25, 17-6, C-11
filtering
more command 16-16
submode configuration 16-18
filters command 7-20
finding the serial number 18-2, 21-2
Fixed engine described B-26
Fixed ICMP engine parameters (table) B-26
Fixed TCP engine parameters (table) B-27
Fixed UDP engine parameters (table) B-27
Flood engine described B-28
Flood Host engine parameters (table) B-28
Flood Net engine parameters (table) B-29
fragment-reassembly command 8-30
FTP servers supported 23-2
FTP timeout
configuring 4-7
described 4-7
ftp-timeout command 4-7
G
general settings described 7-33
General tab described 7-33
generating
SSH Server host key 4-44
TLS certificate 4-48
generic commands 1-10
global-block-timeout command 7-33, 14-13
global correlation
error messages A-29
features 10-5
goals 10-5
health metrics 10-7
IPv6 support 7-9, 7-10, 7-14, 7-19, 7-20, 10-6
requirements 10-6
update client (illustration) 10-8
global-deny-timeout command 7-33
global-filters-status command 7-33
global-metaevent-status command 7-34
global-overrides-status command 7-34
global parameters
adding 5-10
creating 5-10
maximum open IP logs 5-10
options 5-10
global-parameters command 5-10
global-summarization command 7-34
GRUB menu password recovery 4-22, 17-3, C-8
H
H.225.0 protocol B-38
H.323 protocol B-38
hardware bypass
autonegotiation 6-9
configuration restrictions 6-9
fail-over 6-8
IPS 4270-20 6-8
supported configurations 6-8
with software bypass 6-8
health-monitor command 10-7, 17-10
health statistics configure 17-11
help
question mark 1-5
using 1-5
host blocks configure 14-32
host IP address
changing 4-3
configuring 4-3
host-ip command 4-3
hostname
changing 4-2
configuring 4-2
host-name command 4-2
host posture events
CSA MC 11-4
described 11-2
HTTP/HTTPS servers 23-2
HTTP deobfuscation
ASCII normalization 8-43, B-41
HTTP Proxy server configuration 4-10
hw-module module 1 recover configure command 19-12
hw-module module 1 reset command C-66
hw-module module slot_number password-reset command 4-25, 17-5, 19-11, C-10
hw-module module slot_number recover boot command 19-11
hw-module module slot_number recover stop command 19-11
hw-module module slot_number reload command 19-11
hw-module module slot_number reset command 19-11
hw-module module slot_number shutdown command 19-11
I
IDAPI
described A-3
functions A-32
illustration A-32
responsibilities A-32
IDCONF
described A-33
example A-33
RDEP2 A-33
XML A-33
IDIOM
defined A-32
messages A-32
IDM
Analysis Engine is busy C-56
certificates 4-45
TLS 4-45
will not load C-55
IDSM-2
administrative tasks 20-39
capturing IPS traffic
mls ip id command 20-17
SPAN 20-10
Catalyst software
command and control access 20-5
inline mode 20-20
inline VLAN pair mode 20-22
Cisco IOS software
command and control access 20-6
inline mode 20-20
inline VLAN pair mode 20-23
command and control access 20-6
command and control port 20-9, C-63
configuration tasks 20-1
configuring
command and control access 20-5
ECLB inline mode 20-27
ECLB inline VLAN pair mode 20-26
ECLB promiscuous mode 20-26
inline mode 20-20
inline VLAN pair mode (Catalyst software) 20-22
inline VLAN pair mode (Cisco IOS software) 20-23
load balancing 20-29, 20-31, 20-33
maintenance partition (Catalyst software) 23-31
maintenance partition (Cisco IOS software) 23-35
mls ip ids command 20-18
sequence 20-1
SPAN 20-10
tasks 20-1
configuring VACLs
Catalyst software 20-14
Cisco IOS software 20-16
disabling
ECLB (Catalyst software) 20-36
ECLB (Cisco IOS software) 20-36
ECLB
disabling (Catalyst software) 20-36
disabling (Cisco IOS software) 20-36
requirements 20-28
verifying (Catalyst software) 20-37
verifying (Cisco IOS software) 20-38
enabling full memory tests
Catalyst software 20-40
Cisco IOS software 20-40
initializing 3-20
inline mode
Catalyst software 20-20
Cisco IOS software 20-20
requirements (Catalyst software) 20-19, 20-22
inline VLAN pair mode 20-8
Catalyst software 20-22
Cisco IOS software 20-23
described 20-22
installing
system image (Catalyst software) 23-28
system image (Cisco IOS software) 23-29
logging in 2-7
mixing sensing modes 20-8
mls ip ids command
Catalyst software 20-17
Cisco IOS software 20-18
described 20-9
monitoring ports 20-9
password recovery 4-25, 17-6, C-11
password recovery image file 4-25, 17-6, C-11
reimaging 23-28
resetting
Catalyst software 20-41
Cisco IOS software 20-42
described 20-41
restoring data port defaults 20-28
sensing ports 20-14
sessioning 2-7
set span command 20-10
setup command 3-20
supported configurations 20-4, C-60
supported supervisor engine commands 20-43
TCP reset port 20-9, 20-10, 20-14
unsupported supervisor engine commands 20-44
upgrading
maintenance partition (Catalyst software) 23-38
maintenance partition (Cisco IOS software) 23-39
VACLs
configuring 20-14
described 20-14
verifying
ECLB (Catalyst software) 20-37
ECLB (Cisco IOS software) 20-38
installation 20-3
IDS-Sensor interface
ip unnumbered (AIM-IPS) 18-6, 18-8
preferred method (AIM-IPS) 18-4
ignore command 9-10
illegal zone
configuring 9-20
configuring other protocols 9-26
configuring TCP 9-21
configuring UDP 9-24
described 9-20
protocols 9-20
illegal-zone command 9-20
IME time synchronization problems C-58
inactive mode (anomaly detection) 9-4
initialization
verifying AIM-IPS 18-2
verifying AIP-SSM 19-2
verifying NME-IPS 21-3
verifying sensor 3-27
initializing
AIM-IPS 3-13
AIP-SSM 3-16
appliances 3-8
IDSM-2 3-20
NME-IPS 3-24
user roles 3-1
verifying 3-27
inline interface pairs
configuration restrictions 6-10
configuring 6-17
deleting 6-20
described 6-16
inline-interfaces command 6-17
inline mode IDSM-2 20-8
inline VLAN groups configuration 6-29
inline VLAN pair mode
described 6-21
IDSM-2 20-8
supported sensors 6-21
UDLD protocol 6-26
inline VLAN pairs
configuration restrictions 6-10
configuring 6-22
deleting 6-25
installer major version 22-6
installer minor version 22-6
installing
sensor license 22-13
system image
AIM-IPS 23-23
AIP-SSM 23-26
IDSM-2 (Catalyst software) 23-28
IDSM-2 (Cisco IOS software) 23-29
IPS-4240 23-15
IPS-4255 23-15
IPS-4260 23-18
IPS 4270-20 23-20
NME-IPS 23-40
InterfaceApp described A-3
interface configuration sequence 6-11
interface GigabitEthernet command 18-21, 21-15
interface IDS-Sensor command 18-19, 21-13
interface-notifications command 6-36
interfaces
alternate TCP reset 6-2
command and control 6-2
configuration restrictions 6-9
described 6-2
displaying live traffic 13-3
port numbers 6-2
slot numbers 6-2
statistics display 6-37
support (table) 6-5
TCP reset 6-4
VLAN groups 6-2
internal zone
configuring 9-12
configuring other protocols 9-18
configuring TCP 9-13
configuring UDP 9-15
described 9-11
protocols 9-11
internal-zone command 9-12
introducing the CLI guide 1-1
ip-access-list command 20-15
IP fragmentation described B-33
IP fragment reassembly
described 8-28
parameters (table) 8-28
signatures (table) 8-28
ip-log-bytes command 12-2
ip-log command 8-38
iplog command 12-3
IP log contents
displaying 12-5
viewing 12-5
IP log files
copying 12-7
TCPDUMP 12-1
Wireshark 12-1
IP logging
automatic 12-2
configuring 12-1
copying files 12-6
manual 12-3
ip-log-packets command 12-2
iplog-status command 12-4
ip-log-time command 12-2
IPS-4240
installing system image 23-15
password recovery 4-23, 17-3, C-8
reimaging 23-15
IPS-4255
installing system image 23-15
password recovery 4-23, 17-3, C-8
reimaging 23-15
IPS-4260
installing system image 23-18
reimaging 23-18
IPS 4270-20
hardware bypass 6-8
installing system image 23-20
reimaging 23-20
IPS applications
summary A-35
table A-35
XML format A-3
IPS data
types A-8
XML document A-9
IPS events
evAlert A-9
evError A-9
evLogTransaction A-9
evShunRqst A-9
evStatus A-9
list A-9
types A-9
IPS internal communications A-32
IPS modules and time synchronization 4-30, C-16
IPS software
application list A-3
configuring device parameters A-5
directory structure A-34
Linux OS A-2
platform-dependent release examples 22-7
retrieving data A-5
security features A-5
tuning signatures A-5
updating A-5
user interaction A-5
versioning scheme 22-3
IPS software file names
major updates (illustration) 22-3
minor updates (illustration) 22-3
patch releases (illustration) 22-3
service packs (illustration) 22-3
ip unnumbered command 18-6, 18-8
IPv6
described B-24
SPAN ports 6-15
switches 6-15
ipv6-target-value command 7-14
K
KBs
comparing 9-44
described 9-3
displaying 9-40
histogram 9-36
initial baseline 9-3
manually loading 9-41
manually saving 9-41
scanner threshold 9-36
threshold display 9-45
tree structure 9-36
keywords
default 1-11
no 1-11
L
learning accept mode
anomaly detection 9-3
configuring 9-38
learning-accept-mode command 9-37
license files
BSD license E-3
expat license E-12
GNU Lesser license E-22
GNU license E-17
license key
licensing
IPS device serial number 4-48, 22-11
Licensing pane
configuring 22-13
limitations for concurrent CLI sessions 1-3
list anomaly-detection-configurations command 9-8, 17-24
list event-action-rules-configurations command 7-7, 17-24
list of blocked hosts 14-35
list signature-definition-configurations command 8-1, 17-24
load balancing options 20-28
loading KBs 9-41
log-all-block-events-and-errors command 14-16
Logger
functions A-19
syslog messages A-20
logging in
AIP-SSM 2-6
appliances 2-2
IDSM-2 2-7
sensors
SSH 2-11
Telnet 2-11
service role 2-2
user role 2-1
login banners 4-8
login-banner-text
command 4-8
configuring 4-8
LOKI
described B-60
protocol B-60
loose connections on sensors C-22
M
MainApp
components A-6
host statistics A-6
responsibilities A-6
show version command A-6
maintenance partition
configuring
IDSM-2 (Catalyst software) 23-31
IDSM-2 (Cisco IOS software) 23-35
described A-4
major updates described 22-4
managing
firewalls 14-28
routers 14-24
switches 14-27
manifests
client A-29
server A-29
manual
block to bogus host C-42
manually
loading KBs 9-41
saving KBs 9-41
master blocking sensor
described 14-29
not set up properly C-43
Master engine
alert frequency B-5
alert frequency parameters (table) B-5
described B-3
event actions B-6
general parameters (table) B-4
universal parameters B-4
max-block-entries command 14-11
max-denied-attackers command 7-34
maximum open IP logs 5-10
max-interfaces command 14-17
merging configuration files 16-23, C-2
Meta engine
component signatures B-30
parameters (table) B-30
Signature Event Action Processor 8-46, B-29
Meta Event Generator described 7-33
minor updates described 22-4
mls ip ids command 20-17, 20-18
modes
AIP-SSM 19-9
anomaly detection
detect 9-4
inactive 9-4
learning accept 9-3
bypass 6-34
inline interface pair 6-16
inline VLAN pair 6-21
promiscuous 6-15
VLAN Groups 6-27
modifying terminal properties 17-16
modify packets inline modes 5-3
monitoring and viewer privileges 1-4
more command
described 16-19
filtering 16-16
more current-config command 16-1
moving OS maps 7-29
Multi String engine
described B-31
parameters (table) B-31
Regex B-31
N
NAT
AIM-IPS 18-5
NME-IPS 21-5
Neighborhood Discovery
options B-25
types B-25
network block configuration 14-33
network participation
data gathered 10-3
data use (table) 10-2
described 10-3
health metrics 10-7
modes 10-4
options 10-10
requirements 10-4
statistics 10-4
Network Timing Protocol see NTP
never-block-hosts command 14-19
never-block-networks command 14-19
NME-IPS
configuration sequence 21-1
configuring interfaces 21-6, 21-7
initializing 3-24
installing system image 23-40
interface sequence 21-5
NAT 21-5
RBCP 21-12
rebooting 21-12
reimaging 23-40
resetting 21-12
resetting heartbeat 21-11
sessioning 2-8, 2-10, 21-8, 21-9
setup command 3-24
shutting down 21-12
verifying installation 21-3
no iplog command 12-5
no ipv6-target-value command 7-14
Normalizer engine
described B-33
IP fragment reassembly B-33
parameters (table) B-34
TCP stream reassembly B-33
no service anomaly-detection command 9-8
no service event-action-rules command 7-7
no service signature-definition command 8-2
no target-value command 7-14
NotificationApp
alert information A-9
described A-3
functions A-9
SNMP gets A-9
SNMP traps A-9
statistics A-11
system health information A-10
no variables command 7-10
NTP
authenticated 4-28, 4-29, 4-30, 4-39, C-14, C-15
configuring servers 4-38
incorrect configuration C-16
time synchronization 4-28, C-14
unauthenticated 4-28, 4-29, 4-30, 4-39, C-14, C-15
O
obtaining
command history 17-39
IPS sofware 22-1
list of blocked hosts and connections 14-35
used commands list 17-39
one-way TCP reset described 7-33
operator role privileges 1-4
os-identifications command 7-27
OS IDs
clearing 7-31
displaying 7-31
OS maps
creating 7-28
deleting 7-30
moving 7-29
other actions (list) 7-6
other command 9-18, 9-26, 9-34
output
clearing current line 1-6
displaying 1-6
overrides command 7-16
P
P2P networks described B-45
packet capture command 13-4
packet display command 13-2
packet files
viewing
TCPDUMP 13-7
Wireshark 13-7
partitions
application A-4
maintenance A-4
recovery A-4
passive OS fingerprinting
components 7-25
configuring 7-26
described 7-25
password policy
caution 4-19
configuring 4-19
password recovery
troubleshooting 4-28, 17-8, C-13
passwords
changing 4-16
configuring 4-16
patch releases described 22-4
peacetime learning (anomaly detection) 9-3
PEP information
PID 17-39
SN 17-39
VID 17-39
physical connectivity issues C-30
physical-interfaces command 6-12, 6-21, 6-28
physical interfaces configuration restrictions 6-9
ping command 17-37
platforms concurrent CLI sessions 1-3
policy list display 17-24
prerequisites for blocking 14-5
privilege
changing 4-17
configuring 4-17
privilege levels
administrator 1-3
operator 1-3
service 1-3
viewer 1-3
promiscuous delta
calculating risk rating 7-13
promiscuous mode
configuring 6-13
configuring (IDSM-2) 6-15
described 6-15
ECLB 20-28
IDSM-2 20-8
packet flow 6-15
SPAN ports 6-15
VACL capture 6-15
prompts and default input 1-5
protocols
ARP B-10
CIDEE A-34
DCE B-43
DDoS B-60
H.323 B-38
H225.0 B-38
HTTP 4-11
ICMPv6 B-11
IDAPI A-32
IDCONF A-33
IDIOM A-32
IPv6 B-24
LOKI B-60
MSSQL B-44
Neighborhood Discovery B-24
Q.931 B-38
RPC B-43
SDEE A-33
UDLD 6-26
Q
Q.931 protocol
described B-38
SETUP messages B-38
quarantined IP address events described 11-2
R
rate limiting
ACLs 14-5
described 14-4
routers 14-4
service policies 14-5
supported signatures 14-4
RBCP
AIM-IPS 18-18
NME-IPS 21-12
rebooting
AIM-IPS 18-18
NME-IPS 21-12
recall
help and tab completion 1-5
using 1-5
recover command 23-12
recovering
AIP-SSM C-66
application partition image 23-12
recovery partition
described A-4
upgrading 23-5
regular expression syntax
described 1-8
table 1-8
reimaging
AIP-SSM 23-26
appliances 23-12
described 23-1
IDSM-2 23-28
IPS-4240 23-15
IPS-4255 23-15
IPS-4260 23-18
IPS 4270-20 23-20
NME-IPS 23-40
removing
last applied
service pack 23-11
signature update 23-11
users 4-14
rename ad-knowledge-base command 9-42
reputation
described 10-2
illustration 10-3
servers 10-3
reset
command 17-38
not occurring for a signature C-51
resetting
AIM-IPS 18-18
AIP-SSM C-66
appliances 17-38
IDSM-2 20-41
NME-IPS 21-12
resetting heartbeat
AIM-IPS 18-17
NME-IPS 21-11
restoring
current configuration 16-22, C-4
data port defaults 20-28
retiring signatures 8-12
risk rating
Alarm Channel 10-5
calculating 7-12
component signatures B-30
described 7-25
reputation score 10-4
ROMMON
described 23-14
IPS-4240 23-15
IPS-4255 23-15
IPS-4260 23-18
password recovery 4-23, 17-3, C-8
remote sensors 23-14
serial console port 23-14
TFTP 23-14
RPC portmapper B-46
RSA authentication and authorized keys 4-43
RTT
described 23-14
TFTP limitation 23-14
S
saving KBs 9-41
scheduling automatic upgrades 23-8
SDEE
described A-33
HTTP A-33
protocol A-33
server requests A-33
searching the submode configuration 16-18
security
account locking 4-20
information on Cisco Security Center 22-11
policies described 7-1, 8-1, 9-2
SSH 4-41
sensing interfaces
described 6-3
interface cards 6-3
modes 6-3
SensorApp
Alarm Channel A-24
Analysis Engine A-24
described A-3
event action filtering A-25
inline packet processing A-24
IP normalization A-25
packet flow A-26
processors A-23
responsibilities A-23
risk rating A-25
Signature Event Action Processor A-23, A-26
TCP normalization A-25
SensorBase Network
participation 10-2
servers 10-2
sensors
access problems C-24
asymmetric traffic and disabling anomaly detection 9-48, C-19
clearing databases 17-9
configuration sequence 1-1
configuring to use NTP 4-39
corrupted SensorApp configuration C-35
disaster recovery C-6
downgrading 23-11
incorrect NTP configuration C-16
interface support 6-5
IP address conflicts C-27
license 22-13
logging in
SSH 2-11
Telnet 2-11
loose connections C-22
managing
firewalls 14-28
routers 14-24
switches 14-27
misconfigured access lists C-26
not seeing packets C-33
NTP time source 4-39
NTP time synchronization 4-28, C-14
partitions A-4
physical connectivity C-30
preventive maintenance C-2
recovering the system image 22-8
sensing process C-28
sensing process not running C-28
SensorApp not running C-28
system images 22-8
troubleshooting software upgrades C-54
upgrading 23-4
using NTP time source 4-37
sequence
AIM-IPS interfaces 18-4
NME-IPS interfaces 21-5
serial number and the show inventory command 18-2, 21-2
server manifest described A-29
service account
TAC A-31
troubleshooting A-31
service anomaly-detection command 9-8
Service DNS engine
described B-35
parameters (table) B-35
Service engine
described B-35
Layer 5 traffic B-35
service event-action-rules command 7-7
Service FTP engine
described B-36
parameters (table) B-37
PASV port spoof B-36
Service Generic engine
described B-37
parameters (table) B-38
Service H225 engine
ASN.1PER validation B-39
described B-38
features B-39
parameters (table) B-40
TPKT validation B-39
Service HTTP engine
parameters (table) B-41
signature 8-45
Service IDENT engine
described B-43
parameters (table) B-43
service-module IDS-Sensor command 18-22, 21-16
service-module ids-sensor slot/port command 18-18, 21-12
service-module ids-sensor slot/port heartbeat reset command 18-17, 21-11
service-module ids-sensor slot/port session command 2-4, 2-8, 18-14, 21-8
service-module ids-sensor slot/port status command 18-16, 21-10
Service MSRPC engine
DCS/RPC protocol B-43
described B-43
parameters (table) B-44
Service MSSQL engine
described B-44
MSSQL protocol B-44
parameters (table) B-45
Service NTP engine
described B-45
parameters (table) B-45
Service P2P engine described B-45
service packs described 22-4
Service role
bypass CLI 2-2
described 1-4
privileges 1-4
troubleshooting use A-30
Service RPC engine
described B-46
parameters (table) B-46
RPC portmapper B-46
service signature-definition command 8-1
Service SMB Advanced engine
described B-47
parameters (table) B-47
Service SNMP engine
described B-49
parameters (table) B-49
Service SSH engine
described B-50
parameters (table) B-50
Service TNS engine
described B-50
parameters (table) B-51
session command
AIP-SSM 2-6
IDSM-2 2-7
sessioning
AIP-SSM 2-6
IDSM-2 2-7
set security acl command 20-14
setting the system clock 4-32, 17-21
setting up terminal servers 2-3, 23-14
setup
automatic 3-1
simplified mode 3-1
setup command 3-1, 3-4, 3-8, 3-13, 3-16, 3-20, 3-24
show ad-knowledge-base diff command 9-43, 9-45
show ad-knowledge-base files command 9-40, 9-41
show clock command 4-31, 17-20
show configuration command 16-1
show context command 19-6
show events command 7-38, 17-17, C-87, C-88
show health command 10-8, 17-14, C-69
show history command 17-39
showing user information 4-18
show interfaces command 6-37, C-86
show inventory command 17-39, 18-2, 21-2
show ips command 19-6
show module command 19-2
show os-identification command 7-31
show settings command 4-27, 16-3, 16-18, 17-8, 17-41, C-13
show statistics anomaly-detection command 9-47
show statistics command 14-35, 17-24, C-75, C-76
show statistics denied-attackers command 7-36, 17-22
show statistics virtual-sensor command 17-24, C-23, C-76
show tech-support command 17-34, C-70
show users command 4-18
show version command 17-35, C-73
shutting down
AIM-IPS 18-18
NME-IPS 21-12
sig-fidelity-rating command 8-11, 8-13
signature/virus update files described 22-5
signature definition list display 17-24
signature definition policies
copying 8-2
creating 8-2
deleting 8-2
editing 8-2
signature engines
Atomic B-10
Atomic ARP B-10
Atomic IP B-21
Atomic IP Advanced B-11
Atomic IPv6 B-24
described B-1
event actions B-6
Fixed B-26
Flood B-28
Flood Host B-28
Flood Net B-29
list B-2
Multi String B-31
Normalizer B-33
Service B-35
Service DNS B-35
Service FTP B-36
Service Generic B-37
Service H225 B-38
Service IDENT B-43
Service MSRPC B-43
Service MSSQL B-44
Service NTP engine B-45
Service P2P B-45
Service RPC B-46
Service SMB Advanced B-47
Service SNMP B-49
Service SSH engine B-50
Service TNS B-50
State B-51
Sweep Other TCP B-58
Traffic ICMP B-60
Trojan B-61
signature engine update files described 22-5
Signature Event Action Filter
Signature Event Action Handler described 7-3, A-27
Signature Event Action Override described 7-2, A-26
Signature Event Action Processor
signature fidelity rating
calculating risk rating 7-12
configuring 8-11
described 7-12
signatures
custom 8-4
default 8-3
described 8-3
false positives 8-3
general parameters 8-6
rate limits 14-4
Service HTTP 8-45
string TCP 8-42
subsignatures 8-3
TCP reset C-51
tuned 8-3
signature variables
adding 8-4
deleting 8-4
described 8-4
editing 8-4
SNMP
configuring
agent parameters 15-2
traps 15-4
described 15-1
general parameters 15-2
Get 15-1
GetNext 15-1
Set 15-1
Trap 15-1
traps described 15-1
snmp-agent-port command 15-2
snmp-agent-protocol command 15-2
software architecture
ARC (illustration) A-13
IDAPI (illustration) A-32
software bypass
supported configurations 6-8
with hardware bypass 6-8
software downloads Cisco.com 22-2
software file names
recovery (illustration) 22-6
signature/virus updates (illustration) 22-5
signature engine updates (illustration) 22-5
system image (illustration) 22-6
software release examples
platform-dependent 22-7
platform identifiers 22-8
platform-independent 22-6
software updates
supported FTP servers 23-2
supported HTTP/HTTPS servers 23-2
SPAN
configuring 20-10
options 20-12
port issues C-30
specifying worm timeout 9-10
SSH
adding hosts 4-42
known hosts list 4-41
security 4-41
understanding 4-40
ssh authorized-key command 4-43
ssh generate-key command 4-44
ssh host-key command 4-41
SSH Server
host key generation 4-44
private keys A-21
public keys A-21
standards
CIDEE A-34
IDCONF A-33
SDEE A-33
State engine
Cisco Login B-51
described B-51
LPR Format String B-51
parameters (table) B-52
SMTP B-51
status command 8-12
stopping IP logging 12-5
stream-reassembly command 8-37
String engine described 8-40, B-53
String ICMP engine parameters (table) B-54
String TCP engine
example signature 8-40
options 8-40
parameters (table) B-54
String UDP engine parameters (table) B-55
subinterface 0 described 6-27
subinterface-type command 6-22, 6-29
submode configuration
filtering output 16-18
searching output 16-18
subsignatures described 8-3
summarization
described 7-32
Fire All 7-33
Fire Once 7-33
Global Summarization 7-33
Meta engine 7-32
Summary 7-33
Summarizer described 7-33
summertime
configuring
non-recurring 4-35
recurring 4-32
summertime-option non-recurring command 4-35
summertime-option recurring command 4-32
supervisor engine commands
supported 20-43
unsupported 20-44
supported
FTP servers 23-2
HTTP/HTTPS servers 23-2
IDSM-2 configurations 20-4, C-60
supporting IPS interfaces for CSA MC 11-4
Sweep engine
described B-56
Sweep Other TCP engine described B-58
switch commands for troubleshooting C-60
syntax and case sensitivity 1-6
system architecture
directory structure A-34
supported platforms A-1
system clock
System Configuration Dialog
described 3-2
example 3-2
system design (illustration) A-2
system images sensors 22-8
T
tab completion use 1-5
TAC
PEP information 17-40
service account 4-15, A-31, C-4
show tech-support command 17-34, C-70
target-value command 7-14
IPv4 7-14
IPv6 7-14
target value rating
calculating risk rating 7-12
tasks
configuring IDSM-2 20-1
configuring the sensor 1-1
TCPDUMP
copy packet-file command 13-6
expression syntax 13-2
IP logs 12-1
packet capture command 13-5
packet display command 13-2
TCP fragmentation described B-33
TCP reset
IDSM-2 port 20-10
not occurring C-51
TCP reset interfaces
conditions 6-5
described 6-4
list 6-4
TCP stream reassembly
described 8-32
Telnet
disabling 4-4
enabling 4-4
telnet-option
command 4-4
configuring 4-4
terminal
command 17-16
modifying length 17-16
terminating CLI sessions 17-15
testing fail-over 6-8
TFN2K
described B-60
Trojans B-61
TFTP RTT 23-14
TFTP servers
recommended
UNIX 23-14
Windows 23-14
threat rating
described 7-13
risk rating 7-13
time
correction on the sensor 4-30, C-17
synchronization on IPS modules 4-30, C-16
time sources
time-zone-settings
command 4-36
configuring 4-36
TLS
certificate generation 4-48
handshaking 4-45
IDM 4-45
tls generate-key command 4-47
tls trusted-host command 4-46
trace
command 17-40
IP packet route 17-40
Traffic Anomaly engine
traffic flow notifications
configuring 6-36
described 6-36
Traffic ICMP engine
DDoS B-60
described B-60
LOKI B-60
parameters (table) B-60
TFN2K B-60
trap-community-name command 15-4
trap-destinations command 15-4
Tribe Flood Network 2000 see TFN2K
Trojan engine
BO2K B-61
described B-61
TFN2K B-61
Trojans
BO B-61
BO2K B-61
LOKI B-60
TFN2K B-61
troubleshooting
AIP-SSM
debugging C-66
recovering C-66
reset C-66
Analysis Engine busy C-56
applying software updates C-53
ARC
blocking not occurring for signature C-42
device access issues C-39
enabling SSH C-42
inactive state C-37
misconfigured master blocking sensor C-43
verifying device interfaces C-41
automatic updates C-53
cannot access sensor C-24
cidDump C-91
cidLog messages to syslog C-49
communication C-24
corrupted SensorApp configuration C-35
debug logger zone names (table) C-49
debug logging C-45
disaster recovery C-6
duplicate sensor IP addresses C-27
enabling debug logging C-45
external product interfaces 11-8, C-21
gathering information C-68
global correlation 10-13, C-18
IDM
cannot access sensor C-56
will not load C-55
IDSM-2
command and control port C-63
diagnosing problems C-59
serial cable C-65
status indicator C-61
switch commands C-60
IME time synchronization C-58
IPS modules time drift 4-30, C-16
manual block to bogus host C-42
misconfigured access list C-26
NTP C-51
password recovery 4-28, 17-8, C-13
physical connectivity issues C-30
preventive maintenance C-2
reset not occurring for a signature C-51
sensing process not running C-28
sensor events C-87
sensor loose connections C-22
sensor not seeing packets C-33
sensor software upgrade C-54
show events command C-87
show interfaces command C-86
show statistics command C-75
show tech-support command C-69, C-70, C-71
show version command C-72, C-73
software upgrades C-52
SPAN port issue C-30
upgrading C-52
verifying Analysis Engine is running C-20
verifying ARC status C-36
trusted hosts add 4-46
tuned signatures described 8-3
U
UDLD described 6-26
unassigned VLAN groups described 6-27
unauthenticated NTP 4-28, 4-29, 4-30, 4-39, C-14, C-15
UniDirectional Link Detection see UDLD
unsupported supervisor engine commands 20-44
Updater Client described A-28
upgrading
IPS software 22-8
latest version C-52
maintenance partition
IDSM-2 (Catalyst software) 23-38
IDSM-2 (Cisco IOS software) 23-39
minimum required version 22-8
recovery partition 23-5, 23-12
sensors 23-4
URLs for Cisco Security Center 22-11
username command 4-13
user-profiles
command 14-20
described 14-20
user roles
administrator 1-3
operator 1-3
service 1-3
viewer 1-3
users
using
debug logging C-45
TCP reset interfaces 6-5
V
VACLs
described 14-2
IDSM-2 20-14
Post-Block 14-26
Pre-Block 14-26
validation error messages described D-5
IPv4 7-10
IPv6 7-10
verifying
AIM-IPS installation 18-2
ECLB (Catalyst software) 20-37
ECLB (Cisco IOS software) 20-38
IDSM-2 installation 20-3
NME-IPS installation 21-3
password recovery 4-27, 17-8, C-13
sensor initialization 3-27
sensor setup 3-27
viewer role privileges 1-4
viewing
IP log contents 12-5
user information 4-18
virtual-sensor name command 5-4, 19-4
virtual sensors
assigning interfaces 5-4
assigning policies 5-4
default virtual sensor 5-2
described 5-2
displaying KB files 9-40
stream segregation 5-3
VLAN groups
802.1q encapsulation 6-27
configuration restrictions 6-10
deleting 6-33
deploying 6-28
described 6-27
switches 6-28
vulnerable OSes configuring 8-14
W
watch list rating
calculating risk rating 7-13
described 7-13
Web Server
configuring settings 4-11
HTTP 1.0 and 1.1 support A-22
private keys A-21
public keys A-21
RDEP2 support A-22
Web server
changing settings 4-12
default port 4-11
HTTP protocol 4-11
Wireshark
copy packet-file command 13-6
IP logs 12-1
worms
Blaster 9-3
histograms 9-37
Nimbda 9-2
protocols 9-3
Sasser 9-3
scanners 9-3
Slammer 9-3
SQL Slammer 9-2
worm-timeout
command 9-10
specifying 9-10
Z
zones
external 9-4
illegal 9-4
internal 9-4