Product Specification
| Category |
Specification |
| Service Provider Interface |
DOCSIS Standard CATV coaxial
cable, 75 Ohms “F” type connector |
| Telephone
Interface |
4 FXS Voice Ports |
| User
Data Interface |
10/100 BaseT Ethernet (RJ-45);
USB v1.1
|
Telephony Specification
| Category |
Specification |
| Protocols |
PacketCable
NCS 1.0; RFC 2833; MGCP 1.0; SIP 2.0 |
| Speech Codec Capabilities |
G.711, G.726 (No compression
& simple compression)
G.728, G.729E (High quality high complexity
codecs)
G.723.1, G.729A (Low bit rate codecs) |
| Signal Processing |
G.168 Echo cancellation
Fax (T.38 and G.711 fall-back)
Caller ID FSK signal regeneration
Line reversal
Ground Start/Loop Start
Loop Back
FXS voltage drop when CA or RF fails
Pulse Dialing
Foreign voltage detection
|
| Approval |
FCC Part15B |
| Tones |
Ring back tone
Busy tone
Recorder tone
5 distinct rings
Dial tone
Confirmation tone
Ring splash
Stutter tone
Off hook warning tone
Message waiting indicator (MWI)
Caller ID generation & call waiting tone
Configurable ring frequency |
DTMF Tone
|
DTMF tone detection and
generation |
| Announcements |
Play out any voice stream sent by Call Agent
controlled announcement server |
| OAM&P |
Access components implemented:
TFTP, FTP, HTTP 1.0, SNMP, Telnet, DHCP &
DNS
Works with any SNMP (v.1-3) -based EMS
Offers web-based access as well as TFTP-based
remote software downloads or upgrades |
| QoS |
TOS,
DQoS (MGCP only) |
Cable Modem Technical Specifications
| Cable Receiver Specifications |
| Specification |
ITU-T J.83 Annex B |
| Modulation |
64-QAM, 256-QAM |
| Symbol Rate |
5.056941 Msps (64-QAM), 5.360537 Msps (256-QAM) |
| Data Rate |
26.97 Mbps (64-QAM), 38.81 Mbps (256-QAM) |
| Channel Bandwidth |
6 MHz |
| Frequency Range |
88 MHz to 860 MHz (Standard, HRC, and IRC plans) |
Channel Scanning Time
|
2.5 minutes (maximum) |
Input Level
|
-15 dBmV to +15 dBmV |
| Impedance |
75 Ohms |
C/N required for 10-8 BER
|
C/N > 23.5 dB (64-QAM)
C/N > 30.0 dB (256-QAM, at Rx Level between -6 to +15 dBmV)
C/N > 33.0 dB (256-QAM, at Rx Level between -15 to -6 dBmV) |
Cable Modem Other Specifications
Cable Modem Other Specifications
Cable Transmit/Receive Specifications
| Cable Transmitter Specifications |
| Category |
DOCSIS 1.0/1.1
|
DOCSIS 2.0 Advanced TDMA |
| Modulation |
QPSK,16-QAM |
QPSK, 8-QAM, 16-QAM, 32-QAM, 64-QAM |
Freq. Range (KC-220)
Freq. Range (KC-220E)
|
5 MHz to 42 MHz
5 MHz to 65 MHz |
5 MHz to 42 MHz
5 MHz to 65 MHz |
Power Range (QPSK)
Power Range (16-QAM)
|
+8 to +58 dBmV
+8 to +55 dBmV
|
+8 to +58 dBmV
+8 to +55 dBmV |
| Symbol Rate (Msps) |
0.16, 0.32, 0.64, 1.28, 2.56 |
0.16, 0.32, 0.64, 1.28, 2.56, 5.12 |
Data Rate (Mbps)
|
0.32 to 10.24
|
0.32 to 30.72
|
Bandwidth
|
200 kHz to 3.2 MHz
|
200 kHz to 6.4 MHz |
FEC
|
Reed-Solomon, T=0 to 10
|
Reed-Solomon, T=0 to 16H |
Interleaving
|
None
|
RS byte, block length may be adjusted dynamically to equalize interleaving depths |
Equalization
|
8 T-spaced taps
|
24 T-spaced taps |
Preamble
|
QPSK or 16-QAM
Length < 1024 bits
|
QPSK-0 (Normal) and QPSK-1 (High Power)
Length < 1536 bits (< 768T) |
Spurious emission
|
Sufficient for 16-QAM
|
Generally 6 dB tighter to support 64-QAM
|
DOCSIS 2.0 SCDMA
|
|
128-QAM Trellis-Coded-Modulation (TCM) |
Cable Modem Other Specifications
| Network Layer Specifications |
Downstream Performance
|
>10 Mbps |
Upstream Performance
|
> 3000 packets per second (with concatenation)
> 300 packets per second (without concatenation) [CMTS Limited] |
Upstream Concatenation
|
Supported |
SNMP Versions
|
SNMP v1/v2c, SNMP v3 |
IGMP Type
|
Supports both DOCSIS version 1.0 and 1.1 |
CPE devices supported
|
31 |
Filtering
|
Ethernet, LLC, and IP filtering, configurable |
IP Filtering Rules
|
32 |
LLC Filtering Rules
|
16 |
Physical Specification
| Category |
Specification |
| Loop Current |
For load of 520Ω, SNMP-settable to 23 mA (default) or 32 mA (max.) |
| Ring Voltage |
> 40 VRms @ 2000 ft.
5 REN max. per port, 24 REN total aggregate
24 AWG loop |
| On Battery |
Ni-MH battery providing 4 hrs Talk Time / 6 hrs Standby Time |
| Power Supply |
AC 100~240V/50~60Hz (DC 12V @ 2 Amps) |
| Dimensions |
1.75 in (H) x 15.25 in (W) x 7.25 in (D) / 44 mm (H) x 387 mm (W) x 184 mm (D) |
| Operating Temperature |
32°F to 104°F (0°C to 40°C) |
| Storage Temperature |
-4°F to 158°F (-20°C to 70°C) |
| Operating Humidity |
Up to 95% RH |
| Storage Humidity |
5 to 95% RH |
Power Consumption
| Category |
Current (Amps) |
Voltage (Volts) |
Power (Watts) |
Idle
|
0.56
|
15 |
8.4 |
Talk
|
0.75
|
15 |
11.23 |
With Battery Charging (max)
|
1.75 |
15 |
26.25 |
