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);
9-pin serial diagnostic interface; USB v1.1
|
Telephony Specification
| Category |
Specification |
| Protocols |
PacketCable
NCS 1.0; RFC 2833; MGCP 1.0; P-QoS |
| Security |
Media, provisioning and
signaling |
| 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
|
| 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 |
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,
P-QoS |
Cable Modem Technical Specifications
| Cable Receiver |
| Specification |
ITU-T J.83
Annex B |
| Modulation
type |
664-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 Transmitter |
| Category |
DOCSOS 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 16 |
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) |
| Network Layers |
Downstream Performance
|
>10 Mbps |
| Upstream Performance |
• >3000
pps (with concatenation)
• >300 pps (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 |
| Power Consumption |
Idle: 12V*0.78A (9.36W)
/ 4-Channels Talking: 12V*1.17 (14.04W) |
| Power
Supply |
Output: DC 12V/2A / Input:
AC 110~240V/50~60Hz |
| Dimensions |
9.76 in (H) x 6.89 in
(W) x 1.57 in (D) / 248 mm (H) x 175 mm (W)
x 40 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 |
