Administrator’s Guide for W80 DECT IP Multi-Cell System
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Description
It enables or disables the media stream to be forward forcibly on the DECT manager (DM) during a
STUN/ICE call.
Note
: The value configured by this parameter takes precedence over that configured by the para-
meter “features.media_transmit.enable”.
Permitted
Values
0
-Disabled
1
-Enabled
Default
Blank
[1]
X is the account ID. X=1-100.
[2]
If you change this parameter, the phone will reboot to make the change take effect.
Keep Alive Configuration
Yealink phones can send keep-alive packets to the NAT device for keeping the communication port open.
The following table lists the parameters you can use to configure keep alive.
Parameter
account.X.nat.udp_update_enable
[1]
<MAC>.cfg
Description
It sets the type of keep-alive packets sent by phone.
Permitted
Values
0
-Disabled
1
-Default (the phone sends the corresponding packets according to the transport protocol)
2
-Options (the phone sends SIP OPTIONS packets to the server)
3
-Notify (the phone sends SIP NOTIFY packets to the server)
Default
1
Web UI
Handset & Account > Handset Registration > Add Handset/Edit > Keep Alive Type
Parameter
account.X.nat.udp_update_time
[1]
<MAC>.cfg
Description
It configures the interval (in seconds) at which the phone sends a keep-alive package.
Note
: It works only if “account.X.nat.udp_update_enable” is set to 1, 2 or 3.
Permitted
Values
Integer from 0 to 3600
Default
30
Web UI
Handset & Account > Handset Registration > Add Handset/Edit > Keep Alive Interval (Seconds)
[1]
X is the account ID. X=1-100.
Rport Configuration
Rport allows a client to request that the server sends the response back to the source IP address and port from
which the request originated. It helps the phone traverse symmetric NATs.
Rport feature depends on support from a SIP server. For more information, refer to
.
The following table lists the parameter you can use to configure rport.
Parameter
account.X.nat.rport
[1]
<MAC>.cfg
Description
It enables or disables the phone to add the "rport" parameter in the Via header.
Permitted
0
-Disabled