NETWORK INTERFACE
- DPH-120SE: 2 10/100BASE-TX Ethernet Ports (1 to PoE
- LAN switch with 802.3af compliance, 1 to PC)
SIGNAL, MEDIA & NETWORK PROTOCOLS
- SIP RFC 3261 & the related RFC standard in Appendix A
- SDP RFC 2327
- RTP RFC 1889
- IP assignment: Static IP, DHCP and PPPoE
- STUN, static port mapping (for NAT traversal)
- SNTP
- DNS & DNS SRV
- TFTP/FTP/HTTP for Auto Provision
- IP/TCP/UDP/ARP/ICMP
VOICE CODEC
- G.711a/u (64k bps)
- G.729A/B (8k bps)
- G.723.1high/low
- G.726-32
- G.722
ADVANCED VOICE QUALITY FEATURES
- Silence Suppression
- Acoustic Echo Cancellation (G.167)
- Voice Active Detection (VAD)
- Comfort Noise Generation
- Jitter Buffer
- DTMF Transmitter (SIP info,Transparent, RFC 2833)
- Packet Lost Concealment (PLC)
KEYPAD
- Menu
- Phone Book
- Callers
- 2 Navigator Keys for navigating in configuration; volume adjustment of Ringer, Speaker phone & Handset
- MWI
- Conference
- RLS(Release key)
- Mute
- Transfer
- R/Send (Redial and the entry to access call history; finish dialing and call the number)
- Hold
- Speaker
- 12 numeric keys with star & pound key
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CALL FEATURES
- Call Forward (Busy, No answer,
- Unconditional)
- Call Waiting
- Call waiting Indication
- Three Way Conference
- Anonymous Call/Rejection
- Message Waiting Indication
- Do Not Disturb
- Auto Answer
- Black list
- Limit list
- Auto hangup
- Ban outgoing
- hotline
SPEAKER PHONE
Built-in Speaker
REMOTE FIRMWARE UPGRADE
FTP/TFTP/HTTP for Firmware remote
update
APS auto-provisioning for firmware
and profile upgrade
USER INTERFACE/NETWORK MANAGEMENT
- Large dot matrix LCD display and
- HTTP(WEB) UI in English version &
- other Languages
- QoS
- IEEE 802.1p Compliant
- Diffserv (DSCP)/ToS
- SECURITY/ CLASS OF SERVICE
- 802.1Q VLAN Tag
- Full range VLAN ID Support
PHONE FEATURES
- 1 SIP user
- Caller ID display
- Call History: 100 Missed Calls, 100 Received Calls, 100 Dialed Calls
- Phone book (up to 500 contact names and phone numbers)
- Supports XML Phonebook/Browser
- Supports click to dial via web phonebook
- Day/Time display
- Call/Time display
- 14 Selective Ring tones (9 tones & 5 melodies)
- 10 Speed dial number
- Incoming call indicator
- Password control for Configuration
- Pre-dial before sending
- Memo
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