Cisco Cisco TelePresence Video Communication Server Expressway
Enabling endpoints registered on the video network to call MOC/Lync clients registered on OCS/Lync
Cisco VCS Deployment Guide: Microsoft OCS 2007 R2, Lync 2010 and Cisco VCS X7.1
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“OCS/Lync gateway” VCS Control configuration (part 2)
This comprises the following steps:
Configure the B2BUA on the “OCS/Lync gateway” VCS.
Configure the B2BUA trusted hosts on the “OCS/Lync gateway” VCS.
Set up a search rule to route calls to the shared OCS/Lync domain to OCS/Lync (via the B2BUA).
Set up search rules to route calls to any other domains supported on OCS/Lync (but not in the
video network) to OCS/Lync (via the B2BUA).
- there may be none of these.
video network) to OCS/Lync (via the B2BUA).
- there may be none of these.
Configure the B2BUA on the “OCS/Lync gateway” VCS
When configuring the B2BUA, two of the fields to configure will be the destination address and
destination port for the B2BUA to send signaling to in the OCS/Lync environment. The values that
need to be entered will depend on the structure of the OCS/Lync environment:
destination port for the B2BUA to send signaling to in the OCS/Lync environment. The values that
need to be entered will depend on the structure of the OCS/Lync environment:
If the OCS/Lync environment…
Configure the signaling destination address and port
to be that of the…
to be that of the…
is fronted by a Hardware Load Balancer in front of
OCS/Lync Directors
OCS/Lync Directors
Hardware Load Balancer
is fronted by an OCS/Lync Director or Director pool
OCS/Lync Director (pool)
has no OCS/Lync Director but a Hardware Load
Balancer in front of Front End Processors
Balancer in front of Front End Processors
Hardware Load Balancer
is a single FEP
FEP
1. Go to the
Microsoft OCS/Lync B2BUA configuration
page (
Applications > B2BUA >
Microsoft OCS/Lync > Configuration
).
2. Configure the fields as follows:
Microsoft OCS/Lync B2BUA
Enabled
OCS/Lync signaling destination address
IP address or FQDN of device specified above, for
example dirpool.ciscotp.com
example dirpool.ciscotp.com
OCS/Lync signaling destination port
IP port used by device specified above – typically 5061
OCS/Lync signaling transport
TLS
Register FindMe users as clients on
OCS/Lync
OCS/Lync
Yes
OCS/Lync domain
Select OCS/Lync domain, e.g. ciscotp.com
Enable transcoders for this B2BUA
If no AM GW is to be used, set to No.
If an AM GW is to be used, see “Appendix 7 – B2BUA and
AMGW integration”
If an AM GW is to be used, see “Appendix 7 – B2BUA and
AMGW integration”
Offer TURN Services
No
Encryption
Auto
B2BUA media port range start
Leave at default 56000
B2BUA media port range end
Leave at default 57000
Hop count
Leave at default 70
Port on B2BUA for VCS communications
Leave at default 65070
Port on B2BUA for OCS/Lync call
communications
communications
Leave at default 65072