Chapter 5
Linksys IP Phone Field Reference
Share Line Appearance
Field
Share Ext
Shared User ID
Subscription Expires
NAT Settings
Field
NAT Mapping Enable
NAT Keep Alive Enable
NAT Keep Alive Msg
(Not applicable to SPA901)
NAT Keep Alive Dest
(Not applicable to SPA901)
Network Settings
Note
Some of the parameters in this section do not apply to the WIP310 wireless phone. None of the following
parameters apply to the SPA901.
Firmware Version 5.1
Description
Indicates whether this extension is to be shared with other stations or private. If the
extension is not shared, then a call appearance assigned to this extension is not shared,
regardless the setting of <Share Call Appearance> for that call appearance. If the
extension is shared, then whether or not a call appearance assigned to this extension is
shared follows the setting of <Share Call Appearance> for that call appearance. The
choices are shared or private.
Defaults to shared.
The user identified assigned to the shared line appearance.
The subscription time with the SIP proxy (SPA9000).
Defaults to 60 seconds.
Description
To use externally mapped IP addresses and SIP/RTP ports in SIP messages, select yes.
Otherwise, select no.
Defaults to no.
To send the configured NAT keep alive message periodically, select yes. Otherwise, select
no.
Defaults to no.
Enter the keep alive message that should be sent periodically to maintain the current NAT
mapping. If the value is $NOTIFY, a NOTIFY message is sent. If the value is $REGISTER, a
REGISTER message without contact is sent.
Defaults to $NOTIFY.
Destination that should receive NAT keep alive messages. If the value is $PROXY, the
messages are sent to the current or outbound proxy.
Defaults to $PROXY.
Linksys IP Phone Administrator Guide
Ext Tab
5-37