Cisco Cisco TelePresence Video Communication Server Expressway
Configuring the Cisco VCS
Configuring the Cisco VCS with a DNS server
For the Cisco VCS to perform a DNS query for an ENUM zone, it must be configured with at least one
DNS server that can resolve the query for the DNS location where the NAPTR records for that
particular ENUM lookup are held.
DNS server that can resolve the query for the DNS location where the NAPTR records for that
particular ENUM lookup are held.
To configure the Cisco VCS with details of a DNS server to use:
1. On the Cisco VCS, go to the DNS page (System configuration > DNS):
1. On the Cisco VCS, go to the DNS page (System configuration > DNS):
2. In one of the available Address fields, enter the IP address of the DNS server that will be used to
resolve the NAPTR query. This could be:
an internal DNS server that holds the NAPTR records – for example, use this if you are
implementing ENUM dialing for calls within your network only
implementing ENUM dialing for calls within your network only
an internal DNS server that directs the query to an external DNS server
an external DNS server
Cisco VCS Deployment Guide: ENUM dialing on Cisco VCS (X5.1)
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