This document describes basic configuration to peer an IP Phone with HT813. This configuration applies to users seeking to add a HT813 not only as a remote extension but also as an external PSTN trunk. The document will demonstrate a scenario where you can set up GXP/GRP series with the HT813.
FXO trunks through IP network. In this scenario, we will proceed first from the web GUI of GXP Phone, then on the HT813 in order to configure the Peer Trunk on both sides.
Always set Random Ports to “No” under Settings → General Settings. Figure 4: Disable Use Random Port HT813 Configuration On the HT813 web GUI, access to “FXO Port”, then set the following: • Primary SIP Server: Set to <IP_address_of_GXPphone>, which is in our case: 192.168.5.171 •...
Stage Method 2 doesn’t apply for peer to peer. It works when registered with a SIP Server. • Always set Random Ports to “No”. On the HT813 web GUI, access to “Basic Settings”, then set the following: • Unconditional Call Forward to VOIP: Must have a User ID (Could be Any).
5060 is the default listening port for Account1 on GXP2140. • In order for this setup to work, it is extremely important that both the Handy Tone HT813 and the IP phone are located on the same LAN OR have Public Static IPs. In short, the Handy Tones should be able to locate each other.
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