Aastra OpenCom X320 User Guide - Page 181
PBX Configu, ration, SIP Provider
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Frequently Asked Questions Internet router, such as "SIP-ALG" or "Full Cone NAT" functions. You can also use the OpenCom X320 for internet access. Correct the STUN setting in the PBX Configuration: SIP Provider menu. Is it possible to use Q.SIG-IP connections via an Internet access with dynamic IP address? Q.SIG-IP connections require a fixed IP assignment for technical and security reasons. Therefore you need an Internet access with a fixed IP address. It is possible to tunnel a Q.SIG-IP connection through a VPN connection. A VPN connection offers the possibility to determine the peer's IP address with a DynDNS service during connection setup. VPN and DynDNS can be realized with external servers or routers, also. 179
Frequently Asked Questions
Internet
179
router, such as “SIP-ALG” or “Full Cone NAT” functions. You can also use the
OpenCom X320 for internet access. Correct the STUN setting in the
PBX Configu-
ration
:
SIP Provider
menu.
Is it possible to use Q.SIG-IP connections via an Internet access with dynamic
IP address?
Q.SIG-IP connections require a fixed IP assignment for technical and security
reasons. Therefore you need an Internet access with a fixed IP address. It is pos-
sible to tunnel a Q.SIG-IP connection through a VPN connection. A VPN con-
nection offers the possibility to determine the peer’s IP address with a DynDNS
service during connection setup. VPN and DynDNS can be realized with external
servers or routers, also.