User`s guide

Vigor3100 Series User’s Guide
107
Ring Pattern Choose a ring tone type for the VoIP phone call.
Below shows successful SIP accounts for your reference.
3
3
.
.
9
9
.
.
3
3
P
P
h
h
o
o
n
n
e
e
S
S
e
e
t
t
t
t
i
i
n
n
g
g
s
s
This page allows user to set phone settings for VoIP 1 and VoIP 2 respectively.
RTP Symmetric RTP – Check this box to invoke the function. To
make the data transmission going through on both ends of local
router and remote router not misleading due to IP lost (for
example, sending data from the public IP of remote router to the
private IP of local router), you can check this box to solve this
problem.
Dynamic RTP port start - Specifies the start port for RTP
stream. The default value is 10050.
Dynamic RTP port end - Specifies the end port for RTP
stream. The default value is 15000.