IP 705 Manual 35
Appendix A
Specifications
Network
Protocols
• H.323, SIP, RTP, RTCP, TFTP, TCP, UDP, DHCP, DNS, ARP,
ICMP, Telnet
Call Control
Protocols
• H.323, SIP
Audio
Standards
• Codec: ITU G.711 (PCM), two low bit rate (G.723.1 and G.729A
/ G.729AB)
• Acoustic Echo cancellation supporting high-quality
speakerphone
Keypad
Features &
Handset
• 12 standard dialing keys: 0-9, *, #
• 11 Feature keys: Redial, Call Log, Hang-up/Release, Hold, Mute,
Flash, Transfer, Conference, Speaker, Voicemail, Volume
control.
• 5 Function keys: can be set to N/A, Busy Lamp Field, AltiServ
feature code, speed dial, directory, line park, call recording,
phone setting, headset (Function key 5 only).
• Adjustable ringer/speaker/handset/headset volume control
LCD • 2 x 16 Character LCD Display
• Provide features such as time, calling party name, calling party
number, digits dialed, extension number, number of new voice
mails, DND/FWD, missed calls, and system information.
LED • Voice Mail, Conference, Hold, Mute, Speaker
• Message waiting indicator in Voice Mail button
LAN • 2 Standard 10/100 Base-T RJ-45 Ports: One for network to phone
connection, and one switch port for connection from phone to PC
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