How you generate trace output with LANconfig is described in this Knowledge Base document.
2) Is the correct Internet connection being used for SIP line registration?
If you have configured multiple Internet connections and your VoIP line requires the use of an Internet connection belonging to the provider, you should check that you are using the correct Internet connection.
- Check the routing table to see which routing tag is used by the provider’s Internet connection (in the menu IP Router → Routing → IPv4 routing table).
- The identical routing tag has to be entered in the SIP-line configuration (in the menu Voice Call Manager → Lines → SIP lines on the Advanced tab).