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4
In the LineForwarding number field, enter the number to which you want to
forward calls. Configure how calls are forwarded to this line using the following
options:
a
Check Call forwarding when busy to forward this line to another number
when this line is busy.
b Check Forwarding all calls to forward all calls to this line.
c
Check Call forwarding if no answer to forward this line if the caller receives
no answer.
d Check Call waiting to enable call waiting for this line.
5
Repeat step 4 for a second phone line, if needed.
6
Check Enable MWI subscription to enable the message waiting indicator if
desired.
7
Check Enable T38 support to enable T38 fax support if needed.
8
In the Registration Expire Timeout field, enter the registration expiration time of
the SIP client.
9
In the Dtmf Relay setting field, select one of the following settings:
Sip Info
RFC2833
Voice Band
10 In the SIP Transport protocol field, select the protocol you will support from the
following options:
All
TCP
UDP
TLS
11 In the Hook Flash field, select one of the following as instructed by your ISP or
VOIP service provider:
Sip Info
Voice Band
12 Check Enable SIP tag matching (Uncheck for Vonage Interop) to enable session
initiation protocol.
13 Check Enable Music Server to have music playing while callers wait.
14 Click Start SIP client or Stop SIP client as needed to start or stop the SIP client.
4036168 Rev A
Voice SIP Advanced Configuration
87
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