A customer wants to convert a branch with one hundred analog users and a local analog PBX to IP for centralized SIP call control. The branch is adequately connected with an E1 to headquarters for centralized trunking. The users will use G. 711 based IP phones connected via a local LAN. Which of the following BEST meets the requirements for converting to a VoIP system?
In a traditional telephony network, which of the following features enables the calls to be distributed directly to the end-user extensions in a PBX for calls coming in from the central office?
In a two hundred user LAN where all the users have a IP hard phone on their desk, the users in the night shift are complaining about poor voice quality at one AM every night. Which of the following might be the MOST likely cause?