SPA9000 Field Reference

Voice tab

B

EXT RTP Port Min

External port mapping number of the RTP Port Min. number. If

 

this value is not zero, the RTP port number in all outgoing SIP

 

messages is substituted for the corresponding port value in

 

the external RTP port range.

 

Default: blank

 

 

NAT Keep Alive Intvl

Interval between NAT-mapping keep alive messages.

 

Default: 15

 

 

Voice tab > SIP page

PBX Parameters section

Field

Description

 

 

Proxy Network Interface

This setting tells the SPA9000 how the client stations are

 

connected. Choices: {LAN, WAN}. The SPA9000

 

communicates with client stations via the selected interface

 

only.

 

Default: WAN

 

NOTE For optimum voice performance, Linksys Engineering

 

and Quality Assurance recommend that only WAN is used.

 

 

Proxy Listen Port

Port at which the SPA9000 listens for client messages at the

 

selected network interface. The proxy also sends SIP

 

messages from this port.

 

Default: 6060

 

 

Multicast Address

IP address (and port number) where the SPA9000 sends

 

control messages to all the client stations at once. This must

 

be a multicast address and must contain a port number.

 

Default: 224.168.168.168:6061

 

 

Group Page Address

IP address (and port number) where the SPA9000 tells the

 

client stations to send and receive group page RTP packets.

 

This must be a multicast address and must contain a port

 

number.

 

Default: 224.168.168.168:34567

 

 

Max Expires

Sets the maximum allowed Registration expires value in

 

seconds for client stations. Linksys recommends using a

 

relatively small value, such as 60 or 120.

 

Default: 60

 

 

SPA9000 Voice System Administration Guide

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Cisco Systems SPA9000 manual PBX Parameters section, Default