Cisco Hoot and Holler over IP Feature Overview
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Cisco IOS Release 12.1(5)T
In this example, the digits in the connection trunk 111 string match the destination pattern of the VoIP
dial peer. Also, the session protocol is set to multicast and the session target is pointing to the IPmc
group number with the UDP port (22222) predefined.
Benefits
Cisco Hoot and Holler over IP provides the following benefits:
•Eliminates yearly reoccurring circuit-switched telecom charges (toll-bypass).
•Eliminates the need for leased-lines and the accompanying charges.
•Reduces the need for Hoot and Holler bridges.
•Improves Hoot and Holler network manageability.
•Reduces the time to troubleshoot a problem from hours to minutes.
•Reduces the time to provision bandwidth from days to a few hours.
•Increases productivity through future applications (such as IP/TV and turret support).
•Ability to integrate voice, video, and data signaling capabilities.
Related Documents
For information about installing voice network modules and voice interface cards in Cisco2600 and
Cisco 3600 series routers, see the following publications:
•Cisco Network Module Hardware Installation Guide
•WAN Interface Card Hardware Installation Guide
For information about configuring Voice over IP features, see the following publications:
•Software Configuration Guide for Cisco 3600 Series and Cisco 2600 Series Routers
•Voice over IP Quick Start Guide
•Cisco IOS Multiservice Applications Configuration Guide, Release 12.1
For further information about IP multicasting, go to this site:
•IP Multicast Site (http://www.cisco.com/ipmulticast)
For further information about IP/TV, see the following publication:
•IP/TV Content Manager User Guide
For further information about interactive voice response (IVR), see the following document:
•Configuring Interactive Voice Response for Cisco Access Platforms
Restrictions
•Cisco Hoot and Holler over IP supports the mixing of only three voice streams.
•IP/TV does not support the mixing of audio streams.
•IP/TV supports only G.711 u-law (mu-law).
•Voice Interface Card Basic Rate Interface (VIC-BRI) is not supported.