Cisco Cisco IOS Software Release 12.4(2)T

NAT Optimized SIP Media Path with SDP

Configuration Examples for NAT Optimized SIP Media Path with SDP

Cisco IOS Release 12.4(2)T

DETAILED STEPS

Configuration Examples for NAT Optimized SIP Media Path with
SDP

This section provides the following configuration examples:

•

•

Configuring a NAT Optimized SIP Media Path with SDP Including MD5
Authentication: Example

The following example shows how to configure a NAT optimized SIP media path with SDP including
MD5 authentication:

ip nat piggyback-support sip-alg sdp-only router 100 md5-authentication md5-key

Configuring a NAT Optimized SIP Media Path with SDP Without MD5
Authentication: Example

The following example shows how to configure a NAT optimized SIP media path with SDP without MD5
authentication:

ip nat piggyback-support sip-alg sdp-only router 100

Command or Action

Purpose

Step 1

enable

Example:

Router> enable

Enables privileged EXEC mode.

•

Enter your password if prompted.

Step 2

configure

terminal

Example:

Router# configure terminal

Enters global configuration mode.

Step 3

ip nat piggyback

-support sip-alg sdp-only

router

router-id

Example:

Router(config)# ip nat piggyback-support

sip-alg sdp-only router 100

Enables SDP messages with a NAT optimized SIP Media
path without MD5 authentication.