The following lines were added (+) and removed (-):
Features include: call waiting, voicemail and caller ID, voicemail to email and DID forwarding, complete list:* +3-way calling +Audio Conferencing +Call Encryption +Call Forwarding +Call Hunting +Call Recordings +Callback +Caller ID Filtering +Calling Queues +Call Waiting+Digital Receptionist (IVR) +DISA +Do not Disturb +Failover +Music On Hold +Phone book Groups +Ring Groups +Recordings +Sequences +Speed Dial +Time Conditions +Unlimited SIP URI Calling +VoicemailConfigurations: Asterisk, FreePBX, Talkswitch, Trixbox, LinkSys PAP2T, Cisco SPA2100, X-Lite, Zoiper, PBX Systems, ATA Adapters, SoftphonesYou need a SIP or IAX2 compatible phone.