Cisco Cisco IOS Software Release 12.2(15)ZJ

To redirect SIP phone calls to SIP phone calls globally on a gateway using the Cisco IOS Voice Gateway, 
use the redirect ip2ip command in voice service configuration mode. To disable, use the no form of this 
command.

This command has no arguments or keywords.

Disabled

voice service configuration

Use this command to enable IP-to-IP call redirection globally on a gateway. Use the redirect ip2ip 
(dial-peer) command to configure on a specific inbound dial peer.

The following example specifies that all VoIP dial peers use IP-to-IP redirection:

voice service voip

redirect ip2ip

12.2(15)ZJ

This command was introduced.

Redirects SIP phone calls to SIP phone calls on a specific VoIP dial peer 
using the Cisco IOS Voice Gateway.