PLANET VIP-2020PT User Manual
Page 69
Enterprise HD PoE IP Phone
VIP-2020PT
STUN
Field name
Explanation
Simple Traversal of UDP through NATs (STUN) Settings
STUN NAT Traversal
Shows STUN NAT Transverse estimation, true means STUN
can penetrate NAT, while False means not.
Server Address
Set User SIP STUN Server IP address.
Server Port
Set User SIP STUN Server Port.
Blinding Period(s)
Set STUN blinding period(s). If NAT server finds that a NAT
mapping is idle after time out, it will release the mapping and
the system need send a STUN packet to keep the mapping
effective and alive.
SIP Waiting Time
Specify the sip wait stun time; User can input the time
depended on User network condition.
Local SIP Port
Configure the local SIP port, default port is 5060 (the port with
immediate effect, after revision, SIP calls will use the
modified port.
SIP Line Using STUN