Cisco Cisco TelePresence Video Communication Server Expressway
Discovering Unified Communications servers and services
The VCS Control must be configured with the address details of the Unified Communications services/nodes
that are going to provide registration, call control, provisioning, voicemail, messaging, and presence services
to MRA users.
that are going to provide registration, call control, provisioning, voicemail, messaging, and presence services
to MRA users.
IM and Presence Servers configuration is not required if you're deploying the hybrid model, as these services
are provided by the WebEx cloud.
are provided by the WebEx cloud.
Note: The connections configured in this procedure are static. You must refresh the configuration on the VCS
Control after you reconfigure or upgrade any of the discovered Unified Communications nodes.
Control after you reconfigure or upgrade any of the discovered Unified Communications nodes.
Go to
Configuration > Unified Communications > <UC server type>
and click Refresh servers.
Trusting the certificates presented to the VCS Control
If TLS verify mode is On when discovering Unified Communications services, then you must configure the
VCS Control to trust the certificates presented by the IM and Presence Servers and Unified CM servers.
VCS Control to trust the certificates presented by the IM and Presence Servers and Unified CM servers.
1. Determine the relevant CA certificates to upload:
l
If the servers' tomcat and CallManager certificates are CA-signed, the VCS Control's trusted CA list
must include the root CA of the certificate issuer.
must include the root CA of the certificate issuer.
l
If the servers are using self-signed certificates, the VCS Control's trusted CA list must include the self-
signed certificates from all discovered IM and Presence Servers nodes, Cisco Unity Connection
servers, and Unified CM servers.
signed certificates from all discovered IM and Presence Servers nodes, Cisco Unity Connection
servers, and Unified CM servers.
2. Upload the required certificates to the VCS Control (
Maintenance > Security certificates > Trusted CA
certificate
).
3. Restart the VCS Control (
Maintenance > Restart options
).
Unified Communications Mobile and Remote Access via Cisco VCS Deployment Guide (X8.2)
Page 16 of 40
Configuring mobile and remote access on VCS