Problem: I do not hear any dial tone Solution: Follow steps: * Ensure power is up & network cables are correctly plugged in. * Verify internet connectivity. * Attempt a re-boot of your phone adapter (Polycoms unplug & plug back in).
Problem: The customer is unable to receive inbound calls. Solution: This is related to the IP Handset (IP Centrex), or the Gateway Device (IBL, PRI) ability to register to Thinktels network. There are a few possibilities: 1. Power Outages 2. Loss of Internet Connectivity 3. Router / Firewall security options a…