Linksys ATA Administration Guide
142
PSTN Line page (AG310 and SPA3102)
Voice tab > PSTN Line page >
Line Enable section
Voice tab > PSTN Line page >
NAT Settings section
Voice tab > PSTN Line page >
Network Settings section
Field
Description
Line Enable
To enable this line for service, select yes. Otherwise, select no.
The default is
yes
.
PSTN Contact List
Select the appropriate list:
None
,
Phone 1+2
,
Phone 1
, or
Phone 2
. The
default is
2
.
Field
Description
NAT Mapping Enable
To use externally mapped IP addresses and SIP/RTP ports in SIP messages,
select yes. Otherwise, select no.
The default is
no
.
NAT Keep Alive Enable
To send the configured NAT keep alive message periodically, select yes.
Otherwise, select no.
The default is
no
.
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. Escape
sequence of %xx is also accepted. For example, %0d%0a is unescaped into
\r\n (CRLF).
The default is
$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.
The default is
$PROXY
.
Field
Description
SIP ToS/DiffServ Value
TOS/DiffServ field value in UDP IP packets carrying a SIP message.
The default is
0x68
.
SIP CoS Value [0-7]
CoS value for SIP messages.
The default is
3
.
RTP ToS/DiffServ Value
ToS/DiffServ field value in UDP IP packets carrying RTP data.
The default is
0xb8
.
RTP CoS Value [0-7]
CoS value for RTP data.
The default is
6
.