Quote:
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Originally Posted by monkeybreath
It sounds like an SNR problem.
If you contact tech support again, ask what the readings are for Cable Modem Signal to Noise Ratio, and also Channel SNR. Both figures should be above 20.
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A working modem should have figures like this...
Code:
Terayon DOCSIS Cable Modem: <<HW_REV: 6.62; VENDOR: Terayon; BOOTR: NONE; SW_REV
: 1.7.14; MODEL: >>
System up time = 0 days 10h 24m 52.63s
IP address.192.168.100.1 = 192.168.100.1
Ethernet single-collision errs.1 = 3
Ethernet multiple-collision errs.1 = 3
Ethernet carrier sense xmit errs.1 = 38
Downstream channel ID = 0
Downstream channel frequency = 402750000 Hz
Downstream received signal power = 8.8 dBmV
Upstream channel ID = 4
Upstream channel frequency = 33584000 Hz
Upstream timing offset = 13142 units of (6.25/64) microseconds
QoS max upstream bandwidth = 64000 bps
QoS max downstream bandwidth = 300000 bps
SigQu: received without error = 1179691955 codewords
SigQu: correctable errors = 0 codewords
SigQu: uncorrectable errors = 0 codewords
SigQu: Signal to Noise Ratio = 34.1 dB
SigQu: microreflections = 23 dBc
Cable modem status = Operational
Upstream transmit signal power = 41.2 dBmV
Number of interface resets = 0
Downstream sync losses = 0
Invalid MAP msgs received = 0
Invalid UCD msgs received = 0
Invalid Ranging Responses rcvd = 0
Invalid Registration Resps rcvd = 0
T1 timer expiries = 0
T2 timer expiries = 0
T3 timer expiries = 4
T4 timer expiries = 0
Ranging Aborts = 0
Tx mini-slots used (contended).167 = 0
Tx mini-slots used (dedicated).167 = 250566
Tx data re-tries.167 = 0
Tx data retry limit exceeded.167 = 0
Tx bandwidth req retries.167 = 195
Tx bw req retry lim exceeded.167 = 0
Date and Time = 2004-11-19,20:50:26.0+00:00
Configuration filename = tera210x-bronze.cm