Cisco Cisco TelePresence Video Communication Server Expressway
Enable Calls from Lync
Command or Action
Purpose
Provide the B2BUA application on the Gateway VCS with a list of sources of Lync
calls. The addresses you need depends on how the Lync Server environment is
structured
calls. The addresses you need depends on how the Lync Server environment is
structured
Route Lync-originated calls from the Gateway VCS to the VCS Control
Enable Lync Server to route unrecognized addresses in the internal SIP domain to
the Gateway VCS
the Gateway VCS
To verify that calls from Lync clients are routed properly
Table 9 Overview of Tasks Required to Enable Calls from Lync Clients to Collaboration Endpoints (All Internal)
Configure the B2BUA Trusted Hosts
When you're creating static routes from the Lync environment, you must configure the B2BUA to trust the hosts at the
source of those routes. The hosts that the VCS needs to trust depend on the structure of the Lync environment:
source of those routes. The hosts that the VCS needs to trust depend on the structure of the Lync environment:
If…
Trust the…
the Lync environment has a single FE Server
Lync FE Server
the Lync environment has multiple front end servers (the deployment covered
by this document)
by this document)
Lync FE Servers which will be
sending traffic towards the
Gateway VCSs
sending traffic towards the
Gateway VCSs
Hardware Load Balancer and the
Lync Directors
Lync Directors
Lync Director
the Lync environment has no Lync Director but a Hardware Load Balancer in
front of Front End Servers (see
front of Front End Servers (see
)
Hardware Load Balancer and the
Lync FE Servers
Lync FE Servers
1.
Go to Applications > B2BUA > Microsoft Lync > B2BUA trusted hosts.
2.
Click New.
3.
Configure the fields as follows:
Name
Name to identify Lync device
IP address
IP address of the device
Type
Lync device
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Cisco VCS and Microsoft Lync Deployment Guide
Configuration