Index

Table Of Contents

A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W -

Index

A

accessing IPS software 18-1

access-list

command 4-5

configuring 4-5

access list misconfiguration C-7

account locking configuration 4-17

ACLs

described 10-2

Post-Block 10-18, 10-19

Pre-Block 10-18, 10-19

adding

event action overrides 6-8

hosts to the SSH known hosts list 4-31

trusted hosts 4-36

users 4-11, 4-15, 4-16

Administrator privileges 1-3, A-28

AIC.FTP engine parameters (table) B-8

AIC.HTTP engine parameters (table) B-7

AIC engine

AIC.FTP B-6

AIC.HTTP B-6

defined B-6

described 7-12

features B-6

AIP-SSM

commands 14-5

configuration tasks 14-1

hw-module module 1 recover 14-5

hw-module module 1 reset 14-5

hw-module module 1 shutdown 14-5

inline mode 14-2

inspecting IPS traffic 14-3

logging in 2-7

modes 14-2

promiscuous mode 14-2

recovering C-46

resetting C-45

sending traffic 14-2

session command 2-7

show module command 14-2

task sequence 14-1

time sources 4-20

verifying initialization 14-2

alarm channel described 6-2, A-25

alert-frequency command 7-5

alert-severity command 7-6

allow-sensor-block command 10-4

Analysis Engine busy IDM exits C-37

appliances

application partition image 17-9

logging in 2-2

recovering software image 17-18

setting up a terminal server 2-3

terminal server 2-3

time sources 4-18

upgrading recovery partition 17-4

application partition

described A-3

image recovery 17-9

application-policy command 7-13

applications XML format A-2

applying software updates C-32

ASDM

certificates 4-34

described A-4

TLS/SSL 4-35

assigning an interface to the virtual sensor 5-9

ATOMIC.ARP engine

described B-8

parameters (table) B-8

ATOMIC.IP engine

described B-9

parameters (table) B-9

attack severity rating see SFR

attemptLimit command 4-17

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 4-33

RSA authentication 4-32

automatic update C-32

auto-upgrade-option command 17-5

B

back door Trojan BO2K B-34

backing up

configuration 12-17

current configuration 12-16

BackOrifice protocol B-34

backup-config command 12-13

banner login command 13-1

block-enable command 10-6

block-hosts command 10-27

blocking

addresses never to block 10-15

block time 10-10

described 10-1, 10-3

disabling 10-6

list of blocked hosts 10-28

managing PIX Firewalls 10-24

managing routers 10-20

managing switches 10-22

manual 10-27

master blocking sensor 10-25

maximum entries 10-8

necessary information 10-2

not occurring for signature C-21

prerequisites 10-3

properties 10-4

sensor block itself 10-4

show statistics 10-28

supported devices 10-3

types 10-1

user profiles 10-17

block-networks command 10-27

bootloader

described 17-22

upgrading 17-22

Bug Toolkit

described C-1

URL C-1

Bypass mode

configuring 5-10

described 5-9, A-3

function 5-1

understanding 5-9

bypass-option command 5-10

C

cannot access sensor C-5

capturing live traffic 9-5

Cat 6K Blocking Device Interfaces panel

VACLs

Post-Block 10-22

Pre-Block 10-22

Catalyst software

command and control access 15-4

IDSM-2

command and control access 15-4

configuring VACLs 15-12

enabling full memory tests 15-24

enabling SPAN 15-8

mls ip ids command 15-15

resetting 15-26

set span command 15-8

supervisor engine commands

supported 15-28

unsupported 15-29

changing

Microsoft IIS to UNIX-style directory listings 17-6, C-34

passwords 4-15

changing the memory

Java Plug-in on Linux C-35

Java Plug-in on Solaris C-35

Java Plug-in on Windows C-35

checking IPS software status (NM-CIDS) 16-7

CIDEE

defined A-35

example A-35

IPS extensions A-35

protocol A-35

supported IPS events A-35

cisco

default password 2-2

default username 2-2

Cisco.com

accessing software 18-1

account 18-6

cryptographic access 18-6

downloading software 18-1

downloading software updates 18-6

software downloads 18-1

Cisco IOS software

configuration commands 15-31

EXEC commands 15-30

IDSM-2

command and control access 15-6

configuring VACLs 15-13

enabling full memory tests 15-25

enabling SPAN 15-10

mls ip ids command 15-15

resetting 15-27

SPAN options 15-10

Cisco Security Intelligence Operations

described 18-11

URL 18-11

Cisco Services for IPS

service contract 18-7

supported products 18-7

class-map command 14-2

clear denied-attackers command 6-18, 13-8

clear events command 4-20, 13-7, C-66

clearing

denied attackers statistics 6-18, 13-9

events 13-7, C-66

statistics 13-10, C-53

clear line command 13-2

CLI

command line editing 1-5

command modes 1-6

concurrent sessions 2-1

default keywords 1-9

described A-3, A-28

generic commands 1-9

introducing 1-1

regular expression syntax 1-7

CLI behavior

case sensitivity 1-5, A-31

described A-30

desscribed 1-4

display options 1-5, A-31

help 1-4, A-30

prompts 1-4, A-30

recall 1-5, A-30

tab completion 1-5, A-30

clock set command 4-22, 13-8

command and control access

Catalyst software 15-4

Cisco IOS software 15-6

described 15-4

command line editing (table) 1-5

command modes

described 1-6

event action rules configuration 1-7

EXEC 1-6

global configuration 1-6

privileged EXEC 1-6

service mode configuration 1-7

signature definition configuration 1-7

commands

access-list 4-5

alert-frequency 7-5

alert-severity 7-6

allow-sensor-block 10-4

application-policy 7-13

attemptLimit 4-17

auto-upgrade-option 17-5

backup-config 12-13

banner login 13-1

block-enable 10-6

block-hosts 10-27

block-networks 10-27

bypass-option 5-10

class-map 14-2

clear denied-attackers 6-18, 13-8

clear events 4-20, 13-7, C-66

clear line 13-2

clock set 4-22, 13-8

copy backup-config 12-15

copy current-config 12-15

copy iplog 8-6

copy license-key 4-38, 18-9

copy packet-file 9-6

current-config 12-13

debug module-boot C-46

display-serial 13-21

downgrade 17-8

enable-acl-logging 10-11

enable-detail-traps 11-4

enable-nvram-write 10-12

erase 12-17

erase packet-file 9-7

event-action 7-11

event-counter 7-8

filters 6-10

fragment-reassembly 7-23

ftp-timeout 4-7

global-block-timeout 6-16, 10-10

global-deny-timeout 6-16

global-filters-status 6-16

global-metaevent-status 6-16

global-overrides-status 6-16

global-summarization 6-16

host-ip 4-3

host-name 4-2

hw-module module 1 recover 14-5

hw-module module 1 reset 14-5, C-45

hw-module module 1 shutdown 14-5

inline-interfaces 5-7

interface-notifications 5-10

ip-access-list 15-13

ip-log 7-28

iplog 8-3

ip-log-bytes 8-2

ip-log-packets 8-2

ip-log-time 8-2

log-all-block-events-and-errors 10-13

login-banner-text 4-8

max-block-entries 10-8

max-denied-attackers 6-16

mls ip ids 15-15

more 12-13

more current-config 12-1

never-block-hosts 10-15

never-block-networks 10-15

no iplog 8-4

overrides 6-8

packet capture 9-4

packet-display 9-2

password 4-11

physical-interface 5-8

physical-interfaces 5-4

ping 13-22

policy-map 14-2

privilege 4-11, 4-15

reset 13-23

service-policy 14-2

set security acl 15-12

set span 15-8

setup 3-2

show clock 4-21, 13-7

show configuration 12-1, 12-9

show events 13-4, C-64

show history 13-24

show inventory 13-24

show module 1 details C-45

show module command 14-2

show settings 12-3, 12-11, 13-26

show statistics 10-28, 13-10, C-53

show statistics virtual-sensor 13-10, C-53

show tech-support 13-18, C-47

show users 4-16

show version 13-19, C-50

sig-fidelity-rating 7-9

snmp-agent-port 11-2

snmp-agent-protocol 11-2

ssh authorized-key 4-32

ssh-generate-key 4-34

ssh host-key 4-31

status 7-10

stream-reassembly 7-27

summertime-option non-recurring 4-25

summertime-option recurring 4-23

target-value 6-7

telnet-option 4-4

terminal 13-3

time-zone-settings 4-27

tls generate-key 4-37

tls trusted-host 4-36

trace 13-25

trap-community-name 11-4

trap-destinations 11-4

upgrade 17-4

username 4-11

user-profile 10-17

variables 6-5, 7-2

configuration files

backing up 12-17

merging 12-17

configuration sequence (AIP-SSM) 14-1

configuring

access-list 4-5

account locking 4-17

ACL logging 10-11

alert frequency parameters 7-5

alert severity 7-7

application policy 7-14, 7-37

automatic IP logging 8-2

automatic upgrades 17-7

blocking

firewalls 10-24

routers 10-20

switches 10-22

time 10-10

Bypass mode 5-10

event action filters 6-10

event actions 7-11

event action variables 6-5

event counter 7-8

ftp-timeout 4-7

host-ip 4-3

host manual blocks 10-27

hostname 4-2

hosts never to block 10-16

inline mode 5-8

interfaces (NM-CIDS) 16-2

IP fragment reassembly 7-24

IP fragment reassembly parameters 7-22, 7-26

IP logging 7-28

logging all blocking events and errors 10-13

logical devices 10-17

login-banner-text 4-8

maintenance partition (Catalyst Software) 17-28

maintenance partition (Cisco IOS) 17-31

manual IP logging 8-4

master blocking sensor 10-25

maximum block entries 10-8

maximum blocking interfaces 10-14

maximum denied attackers 6-16

meta event generator 6-16

network manual blocks 10-27

networks never to block 10-16

NTP servers 4-28

NVRAM write 10-12

packet capture (NM-CIDS) 16-5

passwords 4-15

physical interfaces 5-9

privilege 4-15

promiscuous mode 5-6

sensor to block itself 10-4

sensor to use NTP 4-29

SFR 7-9

signature fidelity rating 7-9

signature variables 7-3

status 7-10

summarizer 6-16

summertime

non-recurring 4-25

recurring 4-23

task sequence (sensor) 1-2

TCP stream reassembly 7-27

telnet-option 4-4

timezone settings 4-27

traffic flow notifications 5-10

TVRs 6-7

upgrades 17-3

user profiles 10-17

web server settings 4-9

control transactions

characteristics A-8

request types A-8

copy backup-config command 12-15

copy current-config command 12-15

copying

IP logging files 8-6

packet files 9-7

copy iplog command 8-6

copy license-key command 4-38, 18-9

copy packet-file command 9-6

correcting time on the sensor 4-20

creating

banner login 13-1

custom signatures 7-29

MEG signatures 7-33

service account 4-14

service HTTP signatures 7-32

string TCP signatures 7-30

user profiles 10-17

cryptographic access to Cisco.com 18-6

cryptographic account

Encryption Software Export Distribution Authorization from 18-2

obtaining 18-2

CtlTransSource

described A-2, A-11

illustration A-11

Ctrl-N 1-5, A-30

Ctrl-P 1-5, A-30

current-config command 12-13

current configuration

backing up 12-17

filtering output 12-10

searching output 12-10

custom signatures

configuration sequence 7-29

MEG signature 7-33

service HTTP example 7-32

string TCP 7-30

D

data structures (examples) A-8

DDoS protocol B-33

debug-module-boot command C-46

default

blocking time 10-10

keywords 1-9

password 2-2

username 2-2

defining authorized keys 4-33

deleting denied attackers list 6-18, 13-9

device access issues C-18

diagnosing network connectivity 13-22

directing output to serial port 13-22

disabling

blocking 10-6

EtherChanneling 15-22

signatures 7-10

disaster recovery C-2

displaying

contents of logical file 12-13

current configuration 12-1

current submode configuration 12-3

events 13-5, C-64

live traffic 9-3

PEP information 13-24

statistics 13-10, C-53

submode settings 13-26

system clock 4-21, 13-7

tech support information 13-19, C-48

version 13-19, C-51

display-serial command

described 13-21

supported platforms 13-21

downgrade command 17-8

downgrading sensors 17-8

downloading

Cisco software 18-1

duplicate IP addresses C-8

E

enable-acl-logging command 10-11

enable-detail-traps command 11-4

enable-nvram-write command 10-12

enabling

full memory tests

Catalyst software 15-24

Cisco IOS software 15-25

signatures 7-10

SPAN

Catalyst Software 15-8

Cisco IOS software 15-10

enabling debug logging C-24

Encryption Software Export Distribution Authorization form

cryptographic account 18-2

described 18-2

erase command 12-17

erase packet-file command 9-7

erasing

current configuration 12-18

packet files 9-7

EtherChanneling

described 15-20

disabling 15-22

load balancing 15-20

options 15-20

promiscuous mode 15-20

requirements 15-20

verifying 15-23

event-action command 7-11

event action filters

overview 6-10

understanding 6-9

event action overrides

overview 6-7

understanding 6-7

event action rules

example 6-19

functions 6-1

task list 6-4

understanding 6-1

event actions

deny attackers inline 6-16

describing 6-3

event actions (table) 6-3

event-counter command 7-8

Event Store

clearing events 4-20

data structures A-8

described A-2

examples A-7

responsibilities A-7

timestamp A-7

event types C-63

event variables

describing 6-5

example 6-5

F

files

Cisco IPS (list) 18-1

filtering

current configuration 12-10

submode configuration 12-12

filters command 6-10

FLOOD.HOST engine parameters (table) B-10

FLOOD.NET engine parameters (table) B-10

FLOOD engine described B-10

fragment-reassembly command 7-23

ftp-timeout

command 4-7

configuring 4-7

G

generating

SSH server host key 4-34

TLS certificate 4-37

generic commands 1-9

global-block-timeout command 6-16, 10-10

global-deny-timeout command 6-16

global-filters-status command 6-16

global-metaevent-status command 6-16

global-overrides-status command 6-16

global-summarization command 6-16

H

H.225.0 protocol B-17

H.323 protocol B-17

H225 engine

ASN.1PER validation B-17

described B-17

features B-17

parameters (table) B-17

TPKT validation B-17

help

question mark 1-4, A-30

using 1-4, A-30

host-ip

command 4-3

configuring 4-3

host-name

command 4-2

configuring 4-2

HTTP deobfuscation

ASCII normalization B-19

described B-19

hw-module commands 14-5

hw-module module 1 recover command 14-5

hw-module module 1 reset command 14-5, C-45

hw-module module 1 shutdown command 14-5

I

IDAPI

communications A-3, A-31

described A-3

functions A-31

illustration A-31

responsibilities A-31

IDCONF

described A-4, A-34

example A-34

RDEP2 A-34

XML A-34

IDIOM

defined A-34

messages A-34

IDM

certificates 4-34

error message Analysis Engine is busy C-37

Java Plug-in C-35

memory C-35

TLS/SSL 4-35

will not load clear Java cache C-36

IDS-4215

BIOS upgrade 17-13

installing system image 17-11

reimaging 17-11

ROMMON 17-9

ROMMON upgrade 17-13

upgrading

BIOS 17-13

ROMMON 17-13

IDSM-2

administrative tasks 15-24

capturing IPS traffic

described 15-11

mls ip id command 15-14

SPAN 15-8

Catalyst software

command and control access 15-4

inline mode 15-16, 15-17

command and control access

configuring 15-6

described 15-4

command and control port 15-7, C-42

configuration tasks 15-1

configuring

command and control access 15-4

EtherChanneling 15-21

inline mode 15-17, 15-18

load balancing 15-21

maintenance partition (Catalyst Software) 17-28

maintenance partition (Cisco IOS) 17-31

mls ip ids command 15-15

sequence 15-1

SPAN 15-8

tasks 15-1

configuring VACLs

Catalyst software 15-12

Cisco IOS software 15-13

enabling full memory tests

Catalyst software 15-24

Cisco IOS software 15-25

EtherChanneling

disabling 15-22

requirements 15-20

verifying 15-23

inline mode

Cisco IOS software 15-18

described 15-16

requirements 15-17

installing

system image (Catalyst software) 17-25

system image (Cisco IOS software) 17-26

verifying 15-2

logging in 2-4

mls ip ids command

Catalyst software 15-15

Cisco IOS software 15-15

monitoring ports 15-7

not online C-42

promiscuous mode 15-7

reimaging described 17-25

resetting

Catalyst software 15-26

Cisco IOS software 15-27

described 15-26

sensing ports 15-12

set span command 15-8

supported supervisor engine commands 15-28

TCP reset port 15-7, 15-12

time sources 4-19

unsupported supervisor engine commands 15-29

upgrading

maintenance partition (Catalyst software) 17-35

maintenance partition (Cisco IOS software) 17-36

VACLs

configuring 15-11

described 15-11

verifying installation 15-2

initialization

verifying 3-7

verifying (AIP-SSM) 14-2

initializing the sensor 3-1, 3-2

inline-interfaces command 5-7

inline mode

configuring 5-8

described 5-1

understanding 5-7

inline pairs described 5-1

installing

license key 4-39, 18-10

sensor license 18-8

system image

IDS-4215 17-11

IDSM-2 (Catalyst software) 17-25

IDSM-2 (Cisco IOS software) 17-26

IPS-4240 17-15

IPS-4255 17-15

InterfaceApp described A-2

interface-notifications command 5-10

interfaces displaying live traffic 9-3

interface support (table) 5-2

introducing CLI 1-1

ip-access-list command 15-13

IP fragment reassembly

described 7-22

parameters (table) 7-22

signatures (table) 7-22

ip-log-bytes command 8-2

ip-log command 7-28

iplog command 8-3

IP logging

automatic 8-2

configuring 8-1

copying files 8-6

described 7-28, 8-1

manual 8-4

ip-log-packets command 8-2

ip-log-time command 8-2

IPS

external communications A-32

internal communications A-31

IPS-4240

installing system image 17-15

ROMMON 17-9

IPS-4255

installing system image 17-15

ROMMON 17-9

IPS applications

summary A-37

table A-37

XML format A-2

IPS data

types A-8

XML document A-8

IPS events

listed A-9

types A-9

IPS software

application list A-2

available files 18-1

configuring device parameters A-4

directory structure A-36

Linux OS A-1

new features A-3

obtaining 18-1

platform-dependent release examples 18-5

retrieving data A-5

security features A-5

tuning signatures A-5

updating A-5

user interaction A-4

versioning scheme 18-2

J

Java Plug-in

Linux C-35

Solaris C-35

Windows C-35

K

keywords

default 1-9

no 1-9

L

license key

installing 4-39, 18-10

status 18-6

trial 18-6

licensing

described 4-37, 18-6

IPS device serial number 4-37, 18-6

Licensing pane

configuring 18-8

described 4-37, 18-6

listings UNIX-style 17-5, C-34

list of blocked hosts 10-28

load balancing options 15-20

locked account reset 4-15

log-all-block-events-and-errors command 10-13

LogApp

described A-2, A-19

functions A-19

syslog messages A-20

logging in

AIP-SSM 2-7

appliances 2-2

IDSM-2 2-4

NM-CIDS 2-5

sensors

SSH 2-8

Telnet 2-8

service role 2-2

terminal servers 2-3

user role 2-1

login-banner-text command 4-8

login-banner-text configuration 4-8

LOKI protocol B-33

M

MainApp A-6

applications A-6

described A-2

host statistics A-6

responsibilities A-6

show version command A-6

maintenance partition

configuring (Catalyst Software) 17-28

configuring (Cisco IOS) 17-31

described A-3

managing

routers 10-20

switches 10-22

manual blocking 10-27

manual block to bogus host C-21

master blocking sensor described 10-25

MASTER engine

alert frequency B-4

alert frequency parameters (table) B-4

defined B-3

general parameters (table) B-4

promiscuous delta B-3

universal parameters B-3

max-block-entries command 10-8

max-denied-attackers command 6-16

MBS not set up properly C-22

memory (IDM) C-35

merging configuration files 12-17

META engine

described B-10

parameters (table) B-11

MIBS supported 11-6

MIBs supported 11-6

mls ip ids command 15-15

described 15-15

IDSM-2 15-14

modes

Bypass 5-1, 5-9

inline 5-1, 5-7

promiscuous 5-1, 5-4

modifying terminal properties 13-3

monitoring Viewer privileges 1-3, A-28

more command 12-13

more current-config command 12-1

N

Network Access Controller

ACLs 10-18, A-14

authentication A-15

blocking

connection-based A-17

unconditional blocking A-17

blocking application 10-1, 10-3

block response A-13

Catalyst 6000 series switch

VACL commands A-19

VACLs A-19

Catalyst switches

VACLs A-16

VLANs A-16

checking status 10-2

described A-2

features A-13

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

functions 10-1, 10-3, A-12

illustration A-12

interfaces A-14

maintaining states A-16

master blocking sensors A-14

nac.shun.txt file A-16

NAT addressing A-15

number of blocks A-15

postblock ACL A-16

preblock ACL A-16

responsibilities A-12

single point of control A-15

SSH A-13

supported devices 10-3, A-15

Telnet A-13

VACLs A-14

Network Timing Protocol see NTP

never-block-hosts command 10-15

never-block-networks command 10-15

NM-CIDS

bootloader

file 17-22

overview 17-22

checking IPS software status 16-7

configuration tasks 16-1

configuring

ids-sensor interfaces 16-2

packet capture 16-5

configuring interfaces 16-2

logging in 2-5

packet monitoring described 16-5

rebooting 16-7

reimaging 17-20

reimaging described 17-19

reload command 16-7

reset command 16-7

session command 16-2

shutdown command 16-7

supported Cisco IOS commands 16-8

system image file 17-19

telneting to the router 16-5

time sources 4-19

upgrading bootloader 17-22

no iplog command 8-4

NORMALIZER engine

described B-12

IP fragment reassembly B-12

parameters (table) B-12

TCP stream reassembly B-12

NotificationApp

alert information A-9

described A-2

functions A-9

SNMP gets A-9

SNMP traps A-9

statistics A-11

system health information A-10

NTP

described 4-18

sensor time source 4-28, 4-29

server configuration 4-28

time synchronization 4-18

O

obtaining

command history 13-24

cryptographic account 18-2

IPS software 18-1

list of blocked hosts and connections 10-28

used commands list 13-24

Operator privileges 1-3, A-28

output

clearing current line 1-5, A-31

displaying 1-5, A-31

overrides command 6-8

P

packet capture command 9-4

packet display command 9-2

partitions

application A-3

maintenance A-3

recovery A-3

password command 4-11

passwords

changing 4-15

configuring 4-15

service account 3-2

PEP

described A-4

PID 13-24

SN 13-24

VID 13-24

physical connectivity issues C-10

physical-interface command 5-8

physical-interfaces command 5-4

physical interfaces configuration 5-9

ping command 13-22

policy-map command 14-2

Post-Block ACLs 10-18, 10-19

Pre-Block ACLs 10-18, 10-19

prerequisites for blocking 10-3

privilege

command 4-11, 4-15

configuring 4-15

promiscuous mode

configuring 5-6

described 5-1

EtherChanneling 15-20

understanding 5-4

prompts default input 1-4, A-30

Q

Q.931 protocol

described B-17

SETUP messages B-17

R

RDEP2

described A-3

functions A-32

messages A-32

responsibilities A-32

rebooting NM-CIDS 16-7

recall

help and tab completion 1-5, A-30

using 1-5, A-30

recover command 17-9

recovering

AIP-SSM C-46

application partition image 17-9

recovery/upgrade CD 17-18

recovery partition

described A-3

upgrading 17-4

regular expression syntax

described 1-7

table 1-7

reimaging

appliance 17-9

describing 17-1

IDS-4215

described 17-11

ROMMON 17-11

IDSM-2 described 17-25

NM-CIDS 17-20

sensors 17-1

removing last applied upgrade 17-8

reset

command 13-23

not occurring for a signature C-30

resetting

AIP-SSM C-45

appliance 13-23

IDSM-2 15-26

restoring current configuration 12-16

retiring signatures 7-10

retrieving events through RDEP2 (illustration) A-32

risk rating see RR

ROMMON

IDS-4215 17-11

IDS-4240 17-15

IDS-4255 17-15

TFTP 17-11

round-trip time. See RTT.

RPC portmapper B-23

RR

calculating 6-6

described A-3

example 6-20

RSA authentication and authorized keys 4-32

RTT

described 17-11

TFTP limitation 17-11

S

scheduling automatic upgrades 17-7

SDEE

defined A-35

HTTP A-35

protocol A-35

Server requests A-35

SEAF

described 6-2, A-25

parameters 6-2, A-25

SEAO described 6-2, A-25

SEAP

alarm channel 6-2, A-25

components 6-2, A-25

described A-23

flow of signature events 6-2, A-25

function 6-2, A-25

illustration 6-2, A-25

searching

current configuration 12-10

submode configuration 12-12

security

information on Cisco Security Intelligence Operations 18-11

security and account locking 4-17

sending commands through RDEP2 (illustration) A-33

SensorApp

Alarm Channel A-24

Analysis Engine A-24

described A-3

event action filtering A-27

hold down timer A-27

inline packet processing A-26

IP normalization A-27

new features A-26

packet flow A-24

processors A-23

responsibilities A-23

RR A-27

SEAP A-23

TCP normalization A-27

sensors

configuration task sequence 1-2

configuring to use NTP 4-29

downgrading 17-8

initializing 3-1, 3-2

interface support 5-2

license 18-8

logging in

SSH 2-8

Telnet 2-8

managing

firewalls 10-24

routers 10-20

switches 10-22

not seeing packets C-13

NTP

time source 4-29

time synchronization 4-18

partitions A-3

process not running C-9

recovering the system image 18-5

reimaging 17-1, 18-5

setup command 3-1, 3-2

time sources 4-18

using NTP time source 4-28

SERVICE.DNS engine

described B-14

parameters (table) B-14

SERVICE.FTP engine

described B-15

parameters (table) B-15

SERVICE.GENERIC engine

described B-16

parameters (table) B-16

SERVICE.HTTP engine

described B-19

parameters (table) B-19

signature 7-32

SERVICE.IDENT engine

described B-20

parameters (table) B-21

SERVICE.MSRPC engine

DCS/RPC protocol B-21

described B-21

SERVICE.MSSQL engine

described B-22

MS SQL protocol B-22

parameters (table) B-22

SERVICE.NTP engine

described B-22

parameters (table) B-23

SERVICE.RPC engine

described B-23

parameters (table) B-23

RPC portmapper B-23

SERVICE.SMB engine

described B-24

parameters (table) B-24

SERVICE.SNMP engine

described B-26

parameters (table) B-26

SERVICE.SSH engine

described B-27

parameters (table) B-27

service account

creating 4-14

described 4-13, A-29

privileges 1-4, A-29

TAC A-29

troubleshooting A-29

service-policy command 14-2

Service privileges 1-4, A-29

service role 1-4, 2-2, A-29

session command

AIP-SSM 2-7

IDSM-2 2-4

NM-CIDS 2-5

set security acl command 15-12

setting the system clock 4-22, 13-8

setting up a terminal server 2-3

setup command 3-1, 3-2

SFR described 6-6

show clock command 4-21, 13-7

show configuration command 12-1, 12-9

show events command 13-4, C-63, C-64

show history command 13-24

show interfaces command C-62

show inventory command 13-24

show module 1 details command C-45

show module command 14-2

show settings command 12-3, 12-11, 13-26

show statistics command 10-28, 13-10, C-53

show statistics virtual-sensor command 13-10, C-53

show tech-support command 13-18, C-47

show users command 4-16

show version command 13-19, C-50

sig-fidelity-rating command 7-9

signature engines

AIC B-7

ATOMIC B-8

ATOMIC.ARP B-8

ATOMIC.IP B-9

defined B-1

event actions B-5

FLOOD B-10

FLOOD.HOST B-10

FLOOD.NET B-10

H225 B-17

list B-1

META B-10

NORMALIZER B-12

SERVICE.DNS B-14

SERVICE.FTP B-15

SERVICE.GENERIC B-16

SERVICE.HTTP B-19

SERVICE.IDENT B-20

SERVICE.MSRPC B-21

SERVICE.MSSQL B-22

SERVICE.NTP engine B-22

SERVICE.RPC B-23

SERVICE.SMB B-24

SERVICE.SNMP B-26

SERVICE.SSH engine B-27

STATE B-27

STRING B-29

SWEEP B-31

TRAFFIC.ICMP B-33

TROJAN B-34

TROJAN.BO2K B-34

TROJAN.TFN2K B-34

TROJAN.UDP B-34

Signature Event Action Processor see SEAP

Signature Fidelity Rating see SFR

signatures

custom 7-2

default 7-1

described 7-1

false positives 7-1

service HTTP 7-32

string TCP 7-30

subsignatures 7-1

tuned 7-1

signature variables described 7-2

SNMP

configuring

agent parameters 11-2

traps 11-4

general parameters 11-2

Get 11-1

GetNext 11-1

Set 11-1

supported MIBS 11-6

supported MIBs 11-6

Trap 11-1

understanding 11-1

snmp-agent-port command 11-2

snmp-agent-protocol command 11-2

SNMP traps described 11-1

software architecture

IDAPI (illustration) A-31

Network Access Controller (illustration) A-13

RDEP2 (illlustration) A-33

software downloads Cisco.com 18-1

SPAN

configuring 15-8

options 15-10

port issues C-10

SSH

adding hosts 4-31

understanding 4-30

ssh authorized-key command 4-32

ssh generate-key command 4-34

ssh host-key command 4-31

SSH known hosts list adding hosts 4-31

SSH Server

host key generation 4-34

private keys A-21

public keys A-21

STATE engine

Cisco Login B-28

described B-27

LPR Format String B-28

parameters (table) B-28

SMTP B-28

status command 7-10

stopping IP logging 8-4

stream-reassembly command 7-27

STRING.ICMP engine parameters (table) B-29

STRING.TCP engine

options 7-30

parameters (table) B-30

signature (example) 7-30

STRING.UDP engine parameters (table) B-31

STRING engine described B-29

submode configuration

filtering output 12-12

searching output 12-12

summarization

described 6-15

Engine.META 6-15

Fire All 6-15

Fire Once 6-16

Global Summarization 6-16

Summary 6-15

summertime

configuring

non-recurring 4-25

recurring 4-23

summertime-option non-recurring command 4-25

summertime-option recurring command 4-23

supervisor engine commands

supported 15-28

unsupported 15-29

supported Cisco IOS commands (NM-CIDS) 16-8

SWEEP engine

described B-31

parameters (table) B-32

switch commands for troubleshooting C-40

syntax case sensitivity 1-5, A-31

system architecture

directory structure A-36

supported platforms A-1

system clock

displaying 4-21, 13-7

setting 4-22, 13-8

System Configuration Dialog described 3-1

system design (illustration) A-1

system image

installing

IPS-4240 17-15

IPS-4255 17-15

T

tab completion use 1-5, A-30

TAC

PEP information 13-24

service account 4-13, A-29

show tech-support command 13-18, C-47

target-value command 6-7

target value rating see TVR

tasks

configuring IDSM-2 15-1

configuring NM-CIDS 16-1

configuring the sensor 1-2

TCP reset

interface conditions 5-4

port (IDSM-2) 15-7

TCP stream reassembly

described 7-24

parameters (table) 7-24

signatures (table) 7-24

telnet (NM-CIDS) 16-5

telnet-option

command 4-4

configuring 4-4

terminal

command 13-3

modifying length 13-3

server setup 2-3

terminating CLI sessions 13-3

TFN2K protocol B-33

TFTP servers

maximum file size limitation 17-11

RTT 17-11

time correction on sensors 4-20

time sources

AIP-SSM 4-20

appliances 4-18

IDSM-2 4-19

NM-CIDS 4-19

time-zone-settings

command 4-27

configuring 4-27

TLS

certificate generation 4-37

certificates 4-34

described 4-34

handshaking 4-35

tls generate-key command 4-37

tls trusted-host command 4-36

trace

command 13-25

IP packet route 13-25

TRAFFIC.ICMP engine

DDOS B-33

described B-33

LOKI B-33

parameters (table) B-33

TFN2K B-33

traffic flow notifications

configuring 5-10

overview 5-10

Transport Layer Security see TLS

trap-community-name command 11-4

trap-destinations command 11-4

trial license key 18-6

Tribe Flood Net 2000 protocol B-33

TROJAN.BO2K engine described B-34

TROJAN.TFN2K engine described B-34

TROJAN.UDP engine described B-34

TROJAN engine

BO2K B-34

described B-34

TFN2K B-34

troubleshooting

accessing files on FTP site C-67

access list misconfiguration C-7

AIP-SSM

commands C-45

debugging C-46

recovering C-46

reset C-45

Analysis Engine busy C-37

applying software updates C-32

automatic update C-32

blocking not occurring for signature C-21

cannot access sensor C-5

cidDump script C-67

cidLog messages to syslog C-28

communication C-4

corrupted SensorApp configuration C-15

debug logger zone names (table) C-27

device access issues C-18

disaster recovery C-2

duplicate IP address C-8

enabling debug logging C-24

faulty DIMMs C-15

gathering information C-47

IDM cannot access sensor C-37

IDM will not load C-36

IDSM-2

command and control port C-42

diagnosing problems C-39

not online C-42

serial cable C-44

switch commands C-40

TCP reset port C-44

manual block to bogus host C-21

MBS not set up properly C-22

NTP C-30

physical connectivity issues C-10

preventive maintenance C-2

reset not occurring for a signature C-30

sensor events C-63

sensor not seeing packets C-13

sensor process not running C-9

service account 4-13

show events command C-63

show interfaces command C-61, C-62

show statistics command C-52, C-53

show tech-support command C-47

show tech-support command output C-48

show version command C-50

software upgrade

IDS-4235 C-31

IDS-4250 C-31

on sensor C-33

software upgrades C-31

SPAN port issue C-10

unable to see alerts C-12

uploading files to FTP site C-67

using debug logging C-23

trusted hosts adding 4-36

TVR

described 6-6

overview 6-7

U

understanding

Bypass mode 5-9

SSH 4-30

time on the sensor 4-18

UNIX-style directory listings 17-5, C-34

unsupported supervisor engine commands 15-29

upgrade command 17-4, 17-9

upgrading

4.1 to 5.0 18-5

maintenance partition

IDSM-2 (Catalyst software) 17-35

IDSM-2 (Cisco IOS software) 17-36

minimum required version 18-5

recovery partition 17-4, 17-9

URLs for Cisco Security Intelligence Operations 18-11

username command 4-11

user profiles

described 10-17

user-profiles

command 10-17

user roles

Administrator 1-3, A-28

Operator 1-3, A-28

Service 1-3, A-28

Viewer 1-3, A-28

users

adding 4-11

removing 4-11

using

debug logging C-23

TCP reset interface 5-4

V

VACLs

described 10-2

IDSM-2 15-11

Post-Block 10-22

Pre-Block 10-22

variables command 6-5, 7-2

verifying

EtherChanneling 15-23

IDSM-2 installation 15-2

sensor initialization 3-7

sensor setup 3-7

Viewer privileges 1-3, A-28

viewing user information 4-16

virtual sensor and assigning the interfaces 5-9

W

Web Server

described A-2, A-22

HTTP 1.0 and 1.1 support A-22

private keys A-21

public keys A-21

RDEP2 support A-22

web server setting configuration 4-9