Polycom CX5500 Administrator's Guide

Polycom CX5500 Unified Conference Station Administrator’s Guide 1.1.0
Polycom, Inc. 149
Configuring the Static DNS Cache
Central Provisioning Server
template > parameter
Specify the line registration
sip_interop.cfg > reg.x.address
Specify the call server used for this registration
sip_interop.cfg > reg.x.server.y.*
Specify the DNS A address, hostname, and cache time interval (ttl)
site.cfg > dns.cache.A.x.*
Specify the DNS NAPTR parameters, including: name, order, preference,
regexp, replacement, service, and ttl
site.cfg > dns.cache.NAPTR.x.*
Specify DNS SRV parameters, including: name, port, priority, target, ttl, and
weight
site.cfg > dns.cache.SRV.x.*
Example Static DNS Cache Configuration
The following examples show you how to configure the static DNS cache.
Example 1
This example shows how to configure static DNS cache using A records IP addresses in SIP server
address fields.
When the static DNS cache is not used, the site.cfg configuration will look as follows:
When the static DNS cache is used, the site.cfg configuration will look as follows:

Polycom CX5500 Specifications

General

Field of View	360 degrees
Camera Resolution	1920 x 1080
Microphone Range	12 feet (3.6 meters)
Connectivity	USB
Audio Bandwidth	160 Hz to 22 kHz
Speaker	Built-in speaker
Compatibility	Microsoft Lync, Microsoft Skype for Business