Cisco ASA 5505 Configuration Manual page 1012

Information About Cisco Intercompany Media Engine Proxy
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Figure 47-3
Figure 47-3
Cisco UCM Cluster
SIP/SCCP
Basic Deployment
In a basic deployment, the Cisco Intercompany Media Engine Proxy sits in-line with the Internet firewall
such that all Internet traffic traverses the adaptive security appliance. In this deployment, a single Cisco
UCM or a Cisco UCM cluster is centrally deployed within the enterprise, along with a Cisco
Intercompany Media Engine server (and perhaps a backup).
As shown in
SIP signaling by creating dynamic SIP trunks between enterprises.
Cisco ASA 5500 Series Configuration Guide using ASDM
47-6
Cisco Intercompany Media Engine (UC-IME) Bootstrap server—Provides a certificate required
admission onto the public peer-to-peer network for Cisco Intercompany Media Engine.
illustrates the components of the Cisco Intercompany Media Engine in a basic deployment.
Cisco Intercompany Media Engine Architecture in a Basic Deployment
Inside Enterprise
UC-IME
M
Access Protocol
M
M
TCP/TLS
M M
RTP/SRTP
IP
IP
IP
Figure 47-4, the adaptive security appliance sits on the edge of the enterprise and inspects
Chapter 47 Configuring Cisco Intercompany Media Engine Proxy
DMZ Outside Enterprise
UC-IME
Bootstrap Server
UC-IME Server
ASA Enabled with
UC-IME Proxy
Peer-to-peer
Validation
SIP/TLS
SRTP
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