Appendix A
Specifications
Network
Protocols
Call Control Protocols
Audio Standards
Keypad
Features &
Handset
•H.323, RTP, RTCP, TFTP, TCP, UDP, DHCP, DNS, ARP, ICMP, Telnet
•H.323
•Vocoder: ITU G.711 (PCM), one low bit rate (G.723.1)
•Acoustic Echo cancellation supporting
•12 standard dialing keys:
•6 Feature keys: Redial, Voicemail, Intercom, Conference, Transfer, Hold.
• 10 Function keys: can be set to Busy Lamp Field, AltiServ
|
| feature code, speed dial, directory, line park, flash or headset. |
| • Adjustable Speaker/Ring/Handset 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 |
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| mails, DND/FWD and system information. |
LED | • | Hold, Mute, Speaker, Conference, Forward, Intercom, Release. |
| • | Message waiting indicator |
LAN | • | 2 Standard 10/100 |
|
| connection, and one hub port for connection from phone to PC |
Memory | • | Flash ROM: 4M, stores boot ROM, software imaging and |
|
| configuration data, DSP images. |
| • DRAM: 8M, stores runtime program and data. | |
Additional | • | Headset port |
Features |
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Dimensions | • | 210 x 175 x 75 mm |
Power | • | External power brick, 5VDC, 1.5A |
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