Cisco IOS Software Releases 12.4 T

Table Of Contents

NAT ARP Ping

NAT ARP Ping

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The ARP Ping feature enables the NAT entry and the secure ARP entry to not be deleted when the static IP client exists in the network where the IP address is unchanged after authentication.

Configuration Information

Configuration information is included in the "Configuring NAT for IP Address Conservation" 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 commands are modified for this feature:

•ip nat pool

•ip nat translation (timeout)

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