Cisco Cisco Expressway
Note that trusted host verification only applies to calls initiated by Lync that are inbound to the Expressway
video network. It is not necessary to configure trusted hosts if calls are only ever to be initiated from the
Expressway video network.
video network. It is not necessary to configure trusted hosts if calls are only ever to be initiated from the
Expressway video network.
Configuring the “Lync gateway” Expressway with a neighbor zone that
contains the video network
contains the video network
1. Go to
Configuration > Zones > Zones
.
2. Click New.
3. Configure the fields as follows (leave all other fields with default values):
Name
CUCM Neighbor
Type
Neighbor
Hop count
15
H.323 mode
Off (H.323 access is not required for communication with Unified CM)
SIP mode
On
SIP port
5060 (if the SIP access port on Unified CM is not 5060, change the SIP Port value
to be the same as used by Unified CM)
to be the same as used by Unified CM)
Transport
TCP
Media encryption mode
Auto
SIP authentication trust
mode
mode
Off
Peer 1 address
IP address of Unified CM, or the FQDN of Unified CM.
If you are planning to ultimately use a TLS connection, then typically you will
need to specify the FQDN of Unified CM here as this is the name that will be used
to authenticate the certificate presented by Unified CM.
need to specify the FQDN of Unified CM here as this is the name that will be used
to authenticate the certificate presented by Unified CM.
Zone profile (Advanced
section)
section)
This depends upon your version of Unified CM:
l
Select Cisco Unified Communications Manager for versions prior to 8.6.1
l
Select Cisco Unified Communications Manager (8.6.1 or later) for 8.6.1 or 8.6.2
l
Select Custom for 9.x or later and:
o
Set Call signaling routed mode to Always
o
Leave all the other fields as their default values
Note that Unified CM 8.6.1 or later is required for BFCP (dual video / presentation
sharing).
sharing).
Microsoft Lync and Cisco Expressway Deployment Guide (X8.2)
Page 37 of 67
Enabling Lync clients registered on Lync Server to call endpoints registered on the video network