Specifications

SWITCHware System Administration Manual142

recommended value is "lowdelay", which many routers will give priority to these packets, improving voice

quality.

Allow/Disallow:

The "allow" and "disallow" allow you to fine tune the codec selection beyond the initial bandwidth

selection on a codec-by-codec basis. The recommended configuration is to select "low" bandwidth and

then disallow the LPC10 codec just because it doesn't sound very good.

17.3.3 MGCP

MGCP is a protocol for controlling Telephony Gateways from external call control elements named Media

Gateway Controllers or Call Agents. MGCP is central to the VoIP solution and may be integrated into products

such as Central Office Switches, Gateways (Trunking, Residential, Access), Network Access Servers, Cable

Modems, SWITCHs etc., to develop a convergent voice and data solution.

Port:

This sets the port that SIP will bind to. The default SIP port number is 5060. It is recommended that this

value not be altered in general.

Bind Address:

This allows binding to a specific local IP address instead of binding to all addresses. This could be used

to enhance security

Context: