DVG-5402G/GF Quick Installation Guide
Phone
General SIP Features
· Support of several SIP profiles
· Individual account per port
· Invite with Challenge
· Register by IP address or domain name of SIP server
· Backup proxy support
· Support of DHCP option 120
· RFC3986 SIP URI format support
· Outbound proxy support
· STUN client
· NAT public IP address
· NAT keep-alive
· Session timer (re-invite/update)
· Call types: voice/modem/fax
· User programmable Dial Plan
· Manual peer table (for P2P calls)
· Handling numbers in E.164 format
Call Features
· Direct IP-to-IP сall without SIP proxy (P2P)
· Call hold/retrieve
· Call awaiting
· Forwarding (unconditional, busy, no answer)
· Do Not Disturb
· Anonymous call blocking
· Speed/abbreviated dialing
· PIN code before dialing
· Hotline
· Vertical service codes
· CLIR
· Intercom (internal calls without SIP server)
· Filtering SIP packets by IP address/domain name
(white/black list)
· Logging and recording calls
· Sending text messages to VoIP gateways/IP phones
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