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
  • 4Navigation keys+ 1 OK key
  • 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
  • Keypad: 31 keys, including
    4 Soft-keys
    7 Function keys
    4 Navigation keys + 1 OK key
    12 Standard Phone Digits keys
    2 Volume Control keys, Up/Down
  • 1 Hands-free key

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

  • 128×48 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

  • 2 SIP Line
  • 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
  • Standard RJ9 Handset Wire x1
    1.5M CAT5 Ethernet Cable x1
    RJ9 Phone port x2: Handset x1, Headphone x1
    RJ11 EXT port x1: Extension Module x1

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