Draytek Vigor2820 Series User Manual page 181

SIP URL
This page will differ for different models. Below is a sample page obtained from Vigor
2820VSn. The selection of Loop through and Backup Phone Number is only available for
2820VSn/2820Vn model.
Enable
Phone Number
Display Name
SIP URL
Dial Out Account
Loop through
Backup Phone Number
without memorizing lots of SIP URL Address.
Enter your friend's SIP Address.
Click this to enable this entry.
The speed-dial number of this index. This can be any number
you choose, using digits 0-9 and * .
The Caller-ID that you want to be displayed on your friend's
screen. This let your friend can easily know who's calling
without memorizing lots of SIP URL Address.
Enter your friend's SIP Address.
Choose one of the SIP accounts for this profile to dial out. It is
useful for both sides (caller and callee) that registered to
different SIP Registrar servers. If caller and callee do not use the
same SIP server, sometimes, the VoIP phone call connection
may not succeed. By using the specified dial out account, the
successful connection can be assured.
For the model of Vigor 2820Vn, the selection should be as the
following:
When the VoIP phone is obstructs or the Internet breaks down
for some reasons, the backup phone will be dialed out to replace
the VoIP phone number. At this time, the phone call will be
changed from VoIP phone into PSTN call according to the loop
through direction chosen. Note that, during the phone switch,
the blare of phone will appear for a short time. And when the
VoIP phone is switched into the PSTN phone, the telecom co.
might charge you for the connection fee. Please type in backup
phone number (PSTN number/ISDN number) for this VoIP
171
Vigor2820 Series User's Guide