MyPBX U300 Administrator Guide
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5) T.38
Figure 17-3 T.38 Settings
Re-invite SDP Not Add T.38 Attributes
If set to Yes, SDP in re-invite packet will not add T.38 attributes.
Error Correction
Set the Error Correction Mode (ECM) for the Fax.
T38 Max BitRate
Set the maximum transfer rate during the Fax rate negotiation. The possible
values are 2400, 4800, 7200, 9600, 12000 and 14400. The default setting is
14400.
6) Advanced Settings
Table 17-2 SIP Advanced Settings
Advanced Settings
From Field
Where to get the caller ID in SIP packet.
To Field
Where to get the DID in SIP packet.
180 Ringing
It is set when the telecom provider needs. Usually it is not needed.
Remote Party ID
Whether to send Remote-Party-ID on SIP header or not.
Default: no.
Allow Guest
Whether to allow anonymous registration extension or not. Default:
no.
This option is used to avoid some anonymous calls by hackers.
Pedantic
Enable pedantic parameter. Default: no.
Alwaysauthreject
If enabled, when MyPBX rejects
“Register” or “Invite” packets,
MyPBX always respond the packets using
“SIP404 NOT FOUND”.
OPTIONS
Response 200
If set to yes, the response to an OPTIONS is always 200 OK.
Session timers
Enable session-timer mode, default: yes.
Session-expires
The max refresh interval.
Session-minse
The min refresh interval, which mustn't be less than 90s.
Session-refresher
Choose session-refresher, the default is Uas.