User Guide

could be answering an incoming call, hangup an ongoing call
and so on.
Allowed Access IP List: To configure the allowed host
address.
5.7.6. UACSTA
Using CSTA for SIP phone user agents. It can control some
features of calling. UACSTA is used to send ECMA-323(CSTA
XML) information during SIP calling. The default status is
disabled.
5.7.7. OpenLobby
User can choose which types you need for each key.
IT82A(869) supports 2 types to unlock, DTMF and Relay.
DTMFisusedtounlockthelobbydoorremotely,Relayisused to
open the localdoor.