User guide

Appendix
341
Parameter
Permitted
Values
Descriptions
Web Setting Path
packets to the server).
The default value is 1.
account.X.nat.udp_update_time
(SIP-T48G/T46G/T29G: X ranges from 1 to 16.
SIP-T42G: X ranges from 1 to 12.
SIP-T41P/T27P: X ranges from 1 to 6.
SIP-T23P/G: X ranges from 1 to 3.
SIP-T21(P) E2: X ranges from 1 to 2.)
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
(SIP-T48G/T46G/T29G: X ranges from 1 to 16.
SIP-T42G: X ranges from 1 to 12.
SIP-T41P/T27P: X ranges from 1 to 6.
SIP-T23P/G: X ranges from 1 to 3.
SIP-T21(P) E2: X ranges from 1 to 2.)
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
(SIP-T48G/T46G/T29G: X ranges from 1 to 16.
SIP-T42G: X ranges from 1 to 12.
SIP-T41P/T27P: X ranges from 1 to 6.
SIP-T23P/G: 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
X.
0-Disabled
1-Enabled
Account->Advanced->Distinctive
Ring Tones