Yealink SIP-T23, Руководство по комплектации

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Appendix
285
Parameter
Permitted
Values
Descriptions Web Setting Path
NAT can continue to function for account X.
0-Dsiabled
1-Default (the IP phone sends UDP packets to
the server).
2-Option (the IP phone sends SIP OPTION
packets to the server).
3-Notify (the IP phone sends SIP NOTIFY
packets to the server).
The default value is 1.
account.X.nat.udp_update_time
(X ranges from 1 to 3)
Integer from
15 to
2147483647
It configures the keep-alive interval (in
seconds) for account X.
The default value is 30.
Account->Advanced->Keep Alive
Interval (Seconds)
account.X.nat.rport
(X ranges from 1 to 3)
0 or 1
It enables or disables NAT Rport feature for
account X.
0-Disabled
1-Enabled
The default value is 0.
Account->Advanced->RPort
account.X.alert_info_url_enable
(X ranges from 1 to 3)
0 or 1
It enables or disables the IP phone to
download the ring tone from the URL
contained in the Alert-Info header for account
Account->Advanced->Distinctive
Ring Tones