NEC SL1100 - Chapter 5 Desktop Registration and Softphone Override; SECTION 1 REGISTRATION TYPES

NEC SL1100 Issue 6.0
Networking Manual 6 - 31
SECTION 7 PORT DESIGNATIONS
IP Application IP Port Numbers Comments
SIP Trunk
SIP Trunk Signaling 5060 UDP
SIP Trunk Voice 10020~10083 UDP
3rd Party SIP
SIP SLT Signaling 5070 UDP
SIP SLT Voice 10020~10083 UDP
NEC Proprietary SIP (SIP MLT)
SIP MLT Signaling 5080 and 5081 UDP
SIP MLT Voice 10020~10083 UDP