DAG Series FXO Voice Gateway User Manual
32
Dinstar Technologies Co., Ltd.
Anonymous Call
Enable anonymous call,“anonymous” will include in SIP
message
Reject Anonymous Call
Enable this function, reject all anonymous call. Disable by
default
# as ending Dial Key
Dial-up, use # as a end descriptor.
PRACK
RFC3262 defined an optional extension methods—PRACK
（
provisional ack
）
, Used to support the reliability of the
temporary response.
Value of “Refer To“ refers to ”Contact”
Its function is to require the receiving partycontact with the
third partythrough the use of supplied in the request in the
address information. “Refer to” field of SIP message fill in
“contact header”.
Domain Query Type
There are two modes option: A QUERY and SRV QUERY.
Default is A QUERY.
Domain Re-resolution Interval
Default 0: forbidden
T1
T1 timer of SIP protocol, default is 500ms
T2
T2 timer of SIP protocol, default is 400ms
T4
T4 timer of SIP protocol, default is 500ms
Max Timeout
The max timeout of sending or receiving, default is 32s
Heartbeat Interval
Default is 10s.
Voice mail instructions
:
Here DAG work with Elastix the example, introduces how voicemail work in DAG.
1
）
DAG register to Elastix server. Corresponding extension number enable voice mail function
in Elastix and set password. As below
：
