Cisco IOS Software Releases 12.4 T

Table Of Contents

Cisco IOS Hosted NAT Traversal for Session Border Controller Phase-1

Cisco IOS Hosted NAT Traversal for Session Border Controller Phase-1

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The Cisco IOS Hosted NAT Traversal for Session Border Controller Phase-1 feature enables a Cisco IOS Network Address Translation (NAT) Session Initiation protocol (SIP) Application Level Gateway (ALG) router to act as a Session Border Controller (SBC) on a Cisco Multiservice IP-to-IP Gateway, ensuring a seamless delivery of Voice over IP (VoIP) services.

Configuration Information

Configuration information is included in the "Configuring NAT as SIP Session Border Controller" module in the Cisco IOS NAT Configuration Guide, Release 12.4T, at the following URL:

•http://www.cisco.com/univercd/cc/td/doc/product/software/ios124/124tcg/tnat_c/index.htm

Command Reference Information

Command reference information is included in the "NAT Commands" chapter of the Cisco IOS IP Addressing Services Command Reference, Release 12.4T, at the following URL:

•http://www.cisco.com/univercd/cc/td/doc/product/software/ios124/124tcr/tiad_r/adrnatht.htm

New or Modified Commands

The following command is new for this feature:

•ip nat sip-sbc

List of All Release 12.4T Commands

An alphabetical list of all Cisco IOS Release 12.4T commands is in the Cisco IOS Master Command List, Release 12.4T, at the following URL:

•http://www.cisco.com/en/US/docs/ios/mcl/124tmcl/124t_book.html

List of All New, Modified, Removed, and Replaced Release 12.4T Commands

Alphabetized lists of all new, modified, removed, and replaced commands for each Cisco IOS Release 12.4T release are in the Cisco IOS New, Modified, Removed, and Replaced Commands, Release 12.4T, document at the following URL:

•http://www.cisco.com/en/US/products/ps6441/products_product_index09186a00805db026.html