User guide

Appendix
67
autoprovision.
X.mac_aes =
(X ranges
from 1 to 50.)
(not
applicable to
SIP-T42G/T41P)
String
It configures the AES key (16
characters) for decrypting the
MAC-Oriented CFG file.
The default value is blank.
It takes effect after reboot.
sip.use_23_as
_pound =
0 or 1
It enables or disables the phone to
reserve the pound sign when dialing
out.
0-Disabled (convert the pound sign
into “%23”)
1-Enabled
The default value is 1.
Features->General
Information->
Reserve # in User
Name
sip.rfc2543_ho
ld =
0 or 1
It enables or disables the phone to
support RFC 2543 hold (c=0.0.0.0).
0-Disabled
1-Enabled
The default value is 0.
Features->General
Information->RFC
2543 Hold
sip.use_out_b
ound_in_dialo
g =
0 or 1
It enables or disables the phone to
keep sending SIP messages to the
outbound server in a dialog.
0-Disabled
1-Enabled
The default value is 1.
Features->General
Information->Use
Outbound Proxy In
Dialog
watch_dog.en
able =
0 or 1
It enables or disables Watch Dog
feature.
If it is enabled, the phone will reboot
automatically when the system is
broken down.
0-Disabled
1-Enabled
The default value is 1.
Settings->
Preference->Watch
Dog
redirect.enabl
e =
0 or 1
It enables or disables redirection
feature.
If it is enabled, the IP phone will be
redirected to the pre-assigned server
for configuration updating during initial