Yealink T21PE2 - Page 515

Configuration Parameters
509
Default 0
Parameter
account.X.insert_outbound_in_route.enable
[1]
<MAC>.cfg
Description
It enables or disables the IP phone to add outbound server address as the topmost Route header in the
request message.
Note: It works only if the received 200 OK response for the REGISTER request contains the Service route
header.
Permitted
Values
0-Disabled
1-Enabled
Default 0
Parameter
account.X.invite_with_rpid_header.enable
[1]
<MAC>.cfg
Description
It enables or disables the IP phone to add the Remote-Party-ID (RPID) header in the initial INVITE mes-
sage.
Note: It is not applicable to T48G/T46G/T42G/T41P/T29G IP phones.
Permitted
Values
0-Disabled
1-Enabled
Default 0
Parameter
account.X.third_part_request_with_route.enable
[1]
<MAC>.cfg
Description
It enables or disables the IP phone to carry the Route header in the request message which is sent to the
third-party server (for example, a Music On Hold server).
Note: It works only if the received 200 OK response for the REGISTER request contains the Service route
header.
Permitted
Values
0-Disabled
1-Enabled
Default 0
Parameter sip.unreg_with_socket_close <y0000000000xx>.cfg
Description
It enables or disables the IP phone to close the socket immediately when the user deregisters the cor-
responding account(s).
Permitted
Values
0-Disabled
1-Enabled
Default 0
Parameter
account.X.check_cseq.enable
[1]
<MAC>.cfg
Description
It enables or disables the IP phone to check if the CSeq sequence number in the request is lower than that
in the previous request on the same dialog.
Permitted
Values
0-Disabled
1-Enabled. If the CSeq sequence number in the request is lower than that in the previous request, the IP
phone will reject the request.
Default 1
Parameter
account.X.check_to_tag.enable
[1]
<MAC>.cfg
Description It enables or disables the IP phone to check if the To-tag is carried in the To header in renewal request.
Permitted
0-Disabled