Module Summary H.323 is an extremely flexible gateway signaling protocol that needs a complex dial peer configuration. Implementing MGCP as a gateway signaling protocol within a Cisco Unified Communications Manager environment is quite simple. SIP is ideal as a gateway signaling protocol when connecting to a VoIP service provider with a simple trunk or as a SIP UA.
© 2008 Cisco Systems, Inc. All rights reserved.
CVOICE v6.0—3-1
© 2008 Cisco Systems, Inc. All rights reserved.
CVOICE v6.0—3-2