Cisco SPA942 - Cisco - IP Phone

SPA and Wireless IP Phone Field Reference
Ext Tab
Cisco SPA and Wireless IP Phone Administration Guide 254
B
Network Settings
NAT Keep Alive Msg 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.
NAT Keep Alive Dest 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.
Parameter Description
Parameter Description
SIP TOS/DiffServ Value TOS/DiffServ field value in UDP IP packets carrying a
SIP message.
Defaults to 0x68.
SIP CoS Value CoS value for SIP messages.
Defaults to 3.
RTP TOS/DiffServ Value ToS/DiffServ field value in UDP IP packets carrying
RTP data.
Defaults to 0xb8.
RTP CoS Value CoS value for RTP data.
Defaults to 6.