D-Link DVG-N5402G/ACF Quick Installation Manual page 42

DVG-N5402G/ACF
Phone
General SIP Features
Call Features
Voice Features
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Individual account per port
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Invite with Challenge
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Register by IP address or domain name of SIP server
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Backup proxy support
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Support of DHCP option 120
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RFC3986 SIP URI format support
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Outbound proxy support
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STUN client
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NAT keep-alive
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Call types: voice/modem/fax
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User programmable Dial Plan
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Manual peer table (P2P)
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Direct IP-to-IP сall without SIP proxy
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Lifeline (PSTN-backup)
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PSTN call by prefix
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Call hold/retrieve
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Call awaiting
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Forwarding (unconditional, busy, no answer)
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Do Not Disturb
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Blocking hidden number calls
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Speed dialing
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Phone book
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Hotline
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Vertical service codes
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Intercom (internal calls without SIP server)
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Filtering by IP address (white/black list)
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Alarm clock
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Codecs: G.711 a/μ-law, G.729A, G.726, G.722, G.723.1
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DTMF detection and generation
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In-band DTMF, out-of-band DTMF (RFC2833, SIP-INFO)
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Comfort Noise Generation (CNG)
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Voice Activity Detection (VAD)
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Dynamic Jitter Buffer
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Call progress tone generation (FXS)
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DTMF/PULSE dial support
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Caller ID detection and generation
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T.30 FAX bypass to G.711, T.38 Real Time FAX Relay
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Adjustable Flash Time
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Volume control (speaker/microphone)
Quick Installation Guide
42