Welltech LP-389 v.1.06 Administrator Guide - Manual (Page 18)

SIP Line Call Preference:
SIP Lines > Preference
Parameter Description:
z Record Missed Call: Record missed call or not. When enabled, the
missed call can be queried by LCD or web.
z Record Received Call: Record received call or not. When enabled, any
received calls can be queried by LCD or web.
z Record Dialed Call: Record dialed call or not. When enabled, any dialed
calls can be queried by LCD or web.
z No Answer Timeout: The no answer timeout will be used for forward
z
z Call Waiting: When disable call waiting features, the second incoming
call will be rejected.
z STUN: Enable STUN service or not. Please note that the STUN can be
used only for NAT type 1 and type 2, not type 3. When it worked with
type 3 NAT, the call might have only 1 way voice or the incoming call
might had problems.
z STUN Server: the STUN server address.
z Accept Proxy Only: Only accept the call coming from the SIP proxy. Not
accept peer to peer call.
SIP Line Advance:
18