SIP authentication
none
basic
MD5
DNS
Peer to Peer/ IP call
Automatic line selection
9 Standard ring tones and 3
DTMF
SIP info
DTMF Relay
RFC2833
AUTO
SIP applications
Call Forward
Call Transfer(Blind/Attended)
Hold
Call Waiting
3 Way Conference
SMS
Remote Pickup
Join Call
Redial
Unredial
Intercom
BLF
Presence
Push to talk
Auto Redial
Call Back
Call control features
Flexible dial plan
Hotline
Anonymous Call Reject
Black List (Reject Authenticated Call)
Approved Caller List
Limit Call
Do Not Disturb
Caller ID
CLIR (reject anonymous call)
CLIP(make anonymous call)
Dial without Registration
Phonebook 500 records
-78 -