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Table Of Contents
A - B - C - D - E - F - G - H - I - L - M - N - O - P - Q - R - S - T - U - W -
Index
A
AAA
accounting configuration, displaying 2-50
accounting log information, displaying 2-50
accounting method, defining default 2-45
authentication configuration, displaying 2-53
groups, displaying 2-47
LDAP server, configuring for 2-34
LDAP server configuration, displaying 2-49
local and remote support 2-3
login authentication method, defining 2-43
overview 2-2
quick start 2-8
RADIUS server, configuring for 2-23
RADIUS server configuration, displaying 2-47
server, adding 2-22
server groups, configuring 2-36
status and statistics 2-46
TACACS+ server, configuring for 2-29
TACACS+ server configuration, displaying 2-48
user accounts, creating 2-21
accounting
configuration, displaying 2-50
default method, defining 2-45
log information, displaying 2-50
RADIUS server accounting settings, configuring 2-15
TACACS+ server accounting settings, configuring 2-11
ACLs
alternate address, ICMP message 1-15
BPDU 1-18
clearing statistics 1-44
comments in extended ACLs 1-17
configuration information, displaying 1-42
dynamic NAT 5-11
EtherType, configuring 1-18
EtherType examples 1-41
expanded 1-4
extended, configuring 1-6
extended examples 1-33
guidelines 1-3
ICMP 1-7
implicit deny 1-4
inbound 1-34
IP extended ACL 1-7
IPs with NAT 1-37
maximum entries 1-4
merged 1-2
order of entries 1-3
outbound 1-34
overview 1-2
quick start 1-5
resequencing entries 1-20
statistics, displaying 1-42
types 1-3
application protocol inspection
class map overview 3-6
configuration examples 3-126, 3-128, 3-129
Layer 3 and 4 HTTP parameter map 3-109
Layer 3 and 4 quick start 3-29
Layer 3 and 4 traffic policy configuration 3-90
Layer 7 FTP command inspection class map 3-31
Layer 7 FTP command inspection configuration 3-30
Layer 7 FTP command inspection quick start 3-23
Layer 7 HTTP deep packet inspection class map 3-39
Layer 7 HTTP deep packet inspection configuration 3-38
Layer 7 HTTP deep packet inspection policy map 3-63
Layer 7 HTTP deep packet inspection quick start 3-25
limitations 3-3
NAT and PAT support 3-3
overview 3-2
policy map overview 3-6
process flow diagram 3-8
protocol inspection overview 3-2
SCCP 3-6, 3-19, 3-70, 3-97, 3-102, 3-104, 3-112
service policy, defining 3-124
service policy, displaying 3-130
SIP 3-6, 3-19, 3-73, 3-97, 3-102, 3-104, 3-116
standards 3-3
statistics 3-130
supported protocols 3-3
authentication
configuration, displaying 2-53
local and remote support 2-3
local database 2-5
login method, defining 2-43
overview 2-7
RADIUS server authentication settings, configuring 2-14
TACACS+ server accounting settings, configuring 2-10
B
bandwidth rate limiting 4-8
BPDU, in ACL 1-18
buffer size
for connection parameter map 4-9
receive or transmit data for each TCP connection 4-10
C
class map
associating with Layer 7 policy map 3-37
associating with policy map 3-67, 3-99
description, entering 3-106, 3-113, 3-118, 4-8
dynamic NAT 5-15
Layer 3 and 4 access list match criteria 3-95
Layer 3 and 4 class map, associating with policy map 4-32
Layer 3 and 4 class map, creating 3-92
Layer 3 and 4 description 3-94
Layer 3 and 4 port range criteria 3-96
Layer 4, creating 4-26
Layer 4 description 4-28
Layer 4 IP address criteria 4-28
Layer 4 port number criteria 4-29
Layer 7 FTP command inspection, configuring 3-31
Layer 7 FTP command inspection description 3-32
Layer 7 FTP request methods 3-33
Layer 7 HTTP deep packet inspection, configuring 3-40
Layer 7 HTTP deep packet inspection description 3-42
overview in application protocol inspection process 3-6
configurational examples
application protocol inspection 3-129
FTP 3-128
HTTP 3-126
TCP/IP normalization 4-49
connection parameter map
action for segment overrun 4-12
associating with policy map 4-33
buffer size setting 4-9
configuring for TCP/IP normalization 4-5
creating for TCP/IP, UDP, and ICMP 4-7
embryonic connection timeout 4-15
half-closed connection timeout 4-15
inactive connection timeout 4-17
Nagle's algorithm 4-13
random TCP sequence numbers 4-13
reserved bit handling 4-14
segment size setting 4-10
slow start algorithm 4-20
TCP options, handling 4-21
TCP SYN retries, limiting 4-12
TCP SYN segments with data, handling 4-21
type of service 4-26
urgent pointer policy 4-25
connections
clearing 4-66
embryonic, handling timeout of 4-15
half-closed, handling timeout of 4-15
inactive, handling timeout of 4-17
rate limiting 4-8
statistics, clearing 4-66
content type verification
HTTP message 3-66
D
DDoS 4-37
dead-time
RADIUS server group setting 2-40
RADIUS server setting 2-27
TACACS+ server group setting 2-39
TACACS+ server setting 2-32
destination NAT 5-2, 5-6, 5-7, 5-29, 5-32, 5-39, 5-47
distributed denial of service. See DDoS
DNS 3-102
application protocol inspection, configuring 3-102
application protocol support 3-3
configuration example 3-129
inspection overview 3-9
Don't Fragment bit, handling 4-40
DoS protection, SYN cookie 4-37
dynamic NAT
E
embryonic connection, handling timeout of 4-15
EtherType ACL
configuring 1-18
examples 1-41
extended ACL
comments in 1-17
configuring 1-6
examples 1-33
F
fixups
See application protocol inspection
fragment reassembly parameters
See IP fragment reassembly parameters
FTP
application protocol support 3-3, 3-4
associating class map with policy map 3-37
class map 3-31
configuration examples 3-128
inline match commands in policy map 3-35
inspection overview 3-10
Layer 3 and 4 FTP application protocol inspection, configuring 3-102
Layer 7 FTP command inspection, configuring 3-30
passive with source NAT 5-16
policy actions 3-37
policy map 3-34
request methods, defining for command inspection 3-33
G
global addresses, guidelines for NAT 5-7
H
header value string expressions 3-51
HTTP
application protocol support 3-4
associating class map with policy map 3-67
class map 3-39
configuration examples 3-126
content length, defining 3-43
content match criteria, defining 3-42
content type verification match criteria, defining 3-66
header for inspection 3-48
header value string expressions 3-51
HTTP/1/1 header fields, supported 3-49
inline match commands in policy map 3-65
inspection overview 3-12
internal compliance checks 3-67
Layer 3 and 4 HTTP application protocol inspection, configuring 3-103
Layer 7 HTTP deep packet inspection, configuring 3-38
Layer 7 HTTP deep packet inspection policy map 3-63
maximum header length for inspection 3-52
MIME type for inspection 3-53
parameter map 3-109
policy actions 3-68
policy map 3-63
request method for inspection 3-57
restricted category, defining (port misuse) 3-56
statistics from inspection 3-130
strict HTTP match criteria, defining 3-67
transfer encoding type for inspection 3-59
URL for inspection 3-60
URL length for inspection 3-62
HTTP/1/1 header fields, supported 3-49
I
ICMP
ACL 1-7
application protocol inspection, configuring 3-103
application protocol support 3-4, 3-5
conversion-error, ICMP message 1-15
echo, ICMP message 1-15
echo reply, ICMP message 1-14
information reply, ICMP message 1-15
information request, ICMP message 1-15
inspection overview 3-15
mask reply, ICMP message 1-15
mask request, ICMP message 1-15
mobile redirect, ICMP message 1-15
NAT of ICMP error messages 3-104
parameter-problem, ICMP message 1-15
redirect, ICMP message 1-14, 1-15
router-advertisement, ICMP message 1-15
router-solicitation, ICMP message 1-15
security, disabling 4-36
source quench, ICMP message 1-14
time-exceeded, ICMP message 1-15
timestamp-reply, ICMP message 1-15
timestamp-request, ICMP message 1-15
traceroute, ICMP message 1-15
types 1-14
unreachable, ICMP message 1-14
ILS inspection 3-5, 3-16, 3-102, 3-104
implicit PAT 5-2
inbound ACLs 1-34
inline match commands
content type verification for HTTP inspection 3-66
in Layer 7 FTP command inspection policy map 3-35
in Layer 7 HTTP deep packet inspection policy map 3-65
strict HTTP for HTTP inspection 3-67
inspection engines
See application protocol inspection
Internet Locator Service. See ILS
IP
ACL 1-7
address pool, for dynamic NAT 5-12, 5-24
for ACL with NAT 1-37
normalization, overview 4-3
options, handling 4-41
IP fragment reassembly parameters
configurational example 4-49
configuring 4-43
maximum fragment size setting 4-46
maximum fragments setting 4-45
MTU setting 4-45
quick start 4-43
reassembly timeout setting 4-46
L
Layer 3 and 4 application protocol inspection, configuring
associating class map with policy map 3-99
class map 3-92
policy actions 3-101
policy map 3-98
LDAP server
ACE configuration 2-34
configuration, displaying 2-49
configuration overview 2-18
directory server overview 2-6
parameters, setting 2-34
port, setting 2-35
search filter configuration 2-42
server group, creating 2-37
timeout, setting 2-36
user profile attribute type configuration 2-40
virtualization attributes, defining 2-12, 2-16, 2-19
local database authentication 2-5
login authentication method, defining 2-43
M
merged ACLs 1-2
MIME type, supported for HTTP inspection 3-53
MTU
in IP fragment reassembly configuration 4-45
N
Nagle's algorithm 4-13
NAT
ACL configuration, dynamic 5-11
ACL configuration, static 5-24, 5-34
application protocol inspection support 3-3
as policy map action, dynamic 5-17
as policy map action, static 5-28, 5-37
class map configuration, dynamic 5-15
class map configuration, static 5-29, 5-35
destination 5-2, 5-6, 5-7, 5-29, 5-32, 5-39, 5-47
dynamic NAT, overview 5-3
dynamic NAT and PAT, configuring 5-8
dynamic PAT, overview 5-4
global address guidelines 5-7
global IP address pool 5-12, 5-24
idle timeout, configuring 5-8
IPs in ACLs 1-37
maximum number of statements 5-7
overview 5-1
policy map configuration, dynamic 5-16
policy map configuration, static 5-30, 5-36
quick start, dynamic NAT and PAT 5-9
quick start, static NAT 5-20, 5-32
service policy, global dynamic 5-19
service policy, local dynamic 5-18
service policy, static 5-31, 5-39
static NAT, overview 5-6
static NAT and port redirection, configuring 5-32
static port redirection 5-7
network address translation
normalization parameters
configuring 4-34
Don't Fragment bit, handling 4-40
ICMP security, disabling 4-36
IP options, handling 4-41
normalization send-reset, enabling 4-36
packet TTL setting 4-41
TCP normalization, disabling 4-34
unicast reverse-path forwarding, configuring 4-42
O
object groups
expanded 1-4
network 1-9
overview 1-21
service 1-14
order of ACL entries 1-3
outbound ACLs 1-34
P
packet TTL setting 4-41
parameter map
associating with Layer 3 and 4 policy map 3-108, 3-111, 3-115, 3-124
case sensitivity, disabling 3-109
configuring for Layer 3 and 4 HTTP inspection 3-109
maximum content bytes setting 3-110
maximum header bytes setting 3-110
passive FTP with source NAT 5-16
PAT
configuring 5-8
implicit 5-2
overview 5-4
policy map
actions, defining 3-37, 3-68, 3-101
associating with connection parameter map 4-33
dynamic NAT 5-16
dynamic NAT as policy map action 5-17
Layer 3 and 4, associating with class map 3-99
Layer 3 and 4, associating with parameter map 3-108, 3-111, 3-115, 3-124
Layer 3 and 4, associating with service policy 4-33
Layer 3 and 4, configuring HTTP parameter map 3-109
Layer 3 and 4, creating 3-98, 4-31
Layer 3 and 4, defining 3-98
Layer 3 and 4, description 3-99
Layer 3 and 4 policy map, associating with class map 4-32
Layer 7 FTP command inspection, adding description 3-35
Layer 7 FTP command inspection, associating with class map 3-37
Layer 7 FTP command inspection, creating 3-34
Layer 7 FTP command inspection, defining 3-34
Layer 7 FTP command inspection, inline match commands 3-35
Layer 7 HTTP deep packet inspection, adding description 3-64
Layer 7 HTTP deep packet inspection, associating with class map 3-67
Layer 7 HTTP deep packet inspection, creating 3-63
Layer 7 HTTP deep packet inspection, inline match commands 3-65
overview in application protocol inspection process 3-6
static NAT as policy map action 5-28, 5-37
port
for LDAP server 2-35
number or range for Layer 3 and 4 application protocol inspection 3-96
port redirection, configuring 5-32
port redirection
configuring 5-32
overview 5-7
preshared key
RADIUS, setting for 2-27
TACACS+, setting for 2-31
Q
quick start
AAA configuration 2-8
ACL configuration 1-5
dynamic NAT and PAT configuration 5-9
IP fragment reassembly configuration 4-43
Layer 3 and 4 application protocol inspection 3-29
Layer 7 FTP command inspection 3-23
Layer 7 HTTP deep packet inspection 3-25
static NAT configuration 5-20, 5-32
TCP/IP normalization 4-3
R
RADIUS server
ACE configuration 2-23
adding 2-22
authentication settings, configuring 2-14
configuration, displaying 2-47
dead-time setting 2-27
global preshared key setting 2-27
NAS-IP-Address attribute setting 2-26
number of retransmissions, setting 2-28
parameters, setting 2-23
server accounting settings, configuring 2-15
server group, creating 2-37
server group dead-time setting 2-40
server overview 2-5
timeout setting 2-29
rate limiting
bandwidth 4-8
connection 4-8
remarks in extended ACLs 1-17
reordering ACL entries 1-20
request methods
FTP command inspection, defining for 3-33
HTTP inspection, defining for 3-57
resequencing ACL entries 1-20
reserved bits, handling in connection parameter map 4-14
restricted category, defining for HTTP inspection (port misuse) 3-56
reverse-path forwarding, configuring 4-42
RTSP
application protocol inspection, configuring 3-104
application protocol support 3-6
inspection overview 3-18
restrictions 3-18
rules, maximum in ACL 1-4
S
SCCP
inspection 3-6, 3-19, 3-70, 3-97, 3-102, 3-104, 3-112
segment size
action for overrun 4-12
for connection parameter map 4-10
server groups
configuring 2-36
creating 2-37
LDAP 2-37
RADIUS 2-37
TACACS+ 2-37
service policy
applying to VLAN interfaces 3-124
associating with Layer 3 and 4 policy map 4-33
configuration information 3-131
dynamic NAT, global 5-19
dynamic NAT, local 5-18
Session Initiation Protocol. See SIP
SIP
inspection 3-6, 3-19, 3-73, 3-97, 3-102, 3-104, 3-116
inspection, enabling logging of packets 3-123
Skinny Client Control Protocol. See SCCP
slow start algorithm, enabling in connection parameter map 4-20
static NAT
statistics
AAA 2-46
ACL, clearing 1-44
ACL, displaying 1-42
connection, clearing 4-66
HTTP inspection 3-130
IP, clearing 4-67
IP fragmentation and reassembly, clearing 4-68
IP fragmentation and reassembly, displaying 4-60
IP traffic 4-57
service policy 4-63
TCP, clearing 4-67
TCP, displaying 4-61
TCP/IP and UDP connections 4-54
TCP/IP connections and IP reassembly, clearing 4-67
TCP/IP connections and IP reassembly, displaying 4-50
UDP, clearing 4-68
UDP, displaying 4-62
switch mode, configuring 4-47
SYN cookie
configurational and operational considerations 4-38
configuring on an interface 4-40
displaying statistics 4-64
overview 4-37
SYN flood attack 4-37
T
TACACS+ server
accounting settings, configuring 2-11
ACE configuration 2-29
adding 2-22
Cisco Secure Access Control Server (ACS) 2-10, 2-11
configuration, displaying 2-48
dead-time setting 2-32
global preshared key setting 2-31
parameters, setting 2-30
server authentication settings, configuring 2-10
server group, creating 2-37
server group dead-time setting 2-39
server overview 2-5
timeout setting 2-33
TCP
connection, receive or transmit buffer size 4-10
normalization, disabling 4-34
normalization, overview 4-2
normalization send-reset, enabling 4-36
options, handling in connection parameter map 4-21
port numbers and key words 1-10
sequence numbers, randomizing 4-13
slow start algorithm, enabling in connection parameter map 4-20
SYN retries, limiting in connection parameter map 4-12
SYN segments with data, handling in connection parameter map 4-21
WAN optimization 4-17
TCP/IP and UDP configurations, displaying 4-51
TCP/IP normalization
clearing connections 4-66
configuration example 4-49
connection parameter map, configuring 4-5
IP fragment reassembly parameters, configuring 4-43
Layer 3 and 4 policy map, configuring 4-31
Layer 4 class map, configuring 4-26
normalization parameters, configuring 4-34
overview 4-2
quick start 4-3
statistics, clearing 4-67, 4-68
statistics, displaying 4-50
statistics, IP fragmentation and reassembly 4-60
statistics, IP traffic 4-57
statistics, service policy 4-63
statistics, TCP 4-61
statistics, TCP/IP connections 4-54
statistics, UDP 4-62
TCP/IP and UDP configurations, displaying 4-51
traffic policy, configuring 4-26
traffic class
traffic policies
TCP/IP normalization 4-26
transfer encoding, defining for HTTP inspection 3-59
TTL setting 4-41
type of service, setting in connection parameter map 4-26
U
UDP
port numbers and key words 1-12
UDP and TCP/IP configurations, displaying 4-51
unicast reverse-path forwarding, configuring 4-42
urgent pointer policy, setting in connection parameter map 4-25
URL
defining for HTTP deep packet inspection 3-60
length, defining for HTTP deep packet inspection 3-62
regular expressions 3-61
URL request logging 3-103
W
WAN optimization 4-17