Nortel Networks NN43001-121 manual SIP Trunk configuration, DNS configuration

160Configuration

all OCS and Enterprise Edition Pools. Also, the FQDN must resolve to the IP address of the OCS for all types of DNS queries (not just for the SIP service type).

DNS server must respond with the correct IP for a generic DNS query. There are a number of different types of DNS queries that can be performed.

ATTENTION

The Signaling Server must be rebooted to ensure that all DNS server configurations take effect.

Figure 54

DNS configuration

SIP Trunk configuration

For an Office Communications Server to use a CS 1000 as a SIP Gateway, SIP Trunks must be configured on the CS 1000. The configuration of the SIP Trunk requires that configuration be done on both the Call Server and the Signaling Server. For more information on how to configure SIP trunks, see IP Peer Networking Installation and Commissioning (NN43001-313).

Nortel Communication Server 1000

Nortel Converged Office Fundamentals — Microsoft Office Communications Server 2007

NN43001-121 01.03 Standard

Release 5.0 30 April 2008

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