Broadband Related > ADSL Issues

ADSL / PPP / ATM / Hawk Tester

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Gee:
OK, I have some logs. This line drops session and two models of router have been tested. This one is a Zyxel.

EDIT: After posting this, just realised the SNR is set to 3dB on the downstream, which is not ideal! Plenty of errors on the downstream have accumulated it seems, with some on the upload also. Will request for the SNR to be raised on the downstream and monitor.

===========================================================================
    xDSL Training Status:   Showtime
                    Mode:   G.DMT Annex A
            Traffic Type:   ATM Mode
             Link Uptime:   0 day: 1 hour: 55 minutes
============================================================================
       xDSL Port Details       Upstream         Downstream
               Line Rate:      0.928 Mbps        6.272 Mbps
    Actual Net Data Rate:      0.896 Mbps        6.240 Mbps
          Trellis Coding:         ON                ON
       Total Attenuation:        31.5 dB             49.5 dB
              SNR Margin:        7.0 dB            3.6 dB
            Actual Delay:          2 ms              4 ms
          Transmit Power:       12.5 dBm          19.4 dBm
           Receive Power:        4.7 dBm           4.7 dBm
              Actual INP:        0.0 symbols       0.0 symbols
Attainable Net Data Rate:      1.004 Mbps        6.524 Mbps
============================================================================

            xDSL Counters

           Downstream        Upstream
Since Link time = 55 min 29 sec
FEC:      1483881      91
CRC:      35629      87
ES:      5350      0
SES:      126      0
UAS:      0      0
LOS:      0      0
LOF:      0      0
LOM:      0      0
Retr:      0
Latest 15 minutes time = 4 min 24 sec
FEC:      73777      0
CRC:      2173      0
ES:      209      0
SES:      23      0
UAS:      0      0
LOS:      0      0
LOF:      0      0
LOM:      0      0
Retr:      0
Previous 15 minutes time = 15 min 0 sec
FEC:      186592      0
CRC:      4522      0
ES:      714      0
SES:      8      0
UAS:      0      0
LOS:      0      0
LOF:      0      0
LOM:      0      0
Retr:      N/A
Latest 1 day time = 10 hours 49 min 24 sec
FEC:      14743674      0
CRC:      398944      0
ES:      30043      0
SES:      6590      0
UAS:      2280      96
LOS:      1      0
LOF:      8      0
LOM:      0      0
Retr:      2
Previous 1 day time = 24 hours 0 sec
FEC:      13942271      0
CRC:      326841      0
ES:      48790      0
SES:      2374      0
UAS:      1231      49
LOS:      0      0
LOF:      0      0
LOM:      0      0
Retr:      1
Total time = 1 days 10 hours 49 min 24 sec
FEC:      31181789      0
CRC:      745690      0
ES:      89178      0
SES:      9025      0
UAS:      3588      193
LOS:      1      0
LOF:      8      0
LOM:      0      0
Retr:      3
============================================================================

Black Sheep:
DS SNR sub 6dB should never have been allowed IMHO. Causes more problems than solves them.

konrado5:
Gee: could you also attach your Hlog and QLN (for my curiosity)?

tickmike:
This is my ppp typical day.My isp says it is errors on my long line.  :-\

02:26:29 pppoe Bad TCP checksum f7ff
02:26:36 pppoe Bad TCP checksum f7ff
02:27:32 pppoe Bad TCP checksum f7ff
02:27:32 pppoe Bad TCP checksum f7ff
02:27:36 pppoe Bad TCP checksum f7ff
02:27:41 pppoe Bad TCP checksum f7ff
02:28:10 pppoe Bad TCP checksum f7ff
02:28:15 pppoe Bad TCP checksum f7ff
02:29:21 pppoe Bad TCP checksum f7ff
02:29:23 pppoe Bad TCP checksum f7ff
02:29:35 pppoe Bad TCP checksum f7ff
02:31:17 pppoe Bad TCP checksum f7ff
02:31:24 pppoe Bad TCP checksum f7ff
02:34:10 pppoe Bad TCP checksum f7ff
02:34:12 pppoe Bad TCP checksum f7ff
02:34:22 pppoe Bad TCP checksum f7ff
02:34:29 pppoe Bad TCP checksum f7ff
02:36:28 pppoe Bad TCP checksum f7ff
02:36:42 pppoe Bad TCP checksum f7ff
02:36:43 pppoe Bad TCP checksum f7ff
02:37:18 pppoe Bad TCP checksum f7ff
02:37:19 pppoe Bad TCP checksum f7ff
02:37:28 pppoe Bad TCP checksum f7ff
02:37:45 pppoe Bad TCP checksum f7ff
02:41:26 pppoe Bad TCP checksum f7ff
02:42:27 pppoe Bad TCP checksum f7ff
02:43:20 pppoe Bad TCP checksum f7ff
02:44:03 pppoe Bad TCP checksum f7ff
02:44:25 pppoe Bad TCP checksum f7ff
02:44:33 pppoe Bad TCP checksum f7ff
02:44:40 pppoe Bad TCP checksum f7ff
02:44:47 pppoe Bad TCP checksum f7ff
02:45:55 pppoe Bad TCP checksum f7ff
02:46:01 pppoe Bad TCP checksum 3cf3
02:47:21 pppoe Bad TCP checksum f7ff
02:48:31 pppoe Bad TCP checksum f7ff
02:48:42 pppoe Bad TCP checksum f7ff
02:48:50 pppoe Bad TCP checksum f7ff
06:57:36 pppoe Bogus PPPoE length field (1452)
08:59:49 pppoe Bogus PPPoE length field (1052)
10:02:03 pppoe Bad TCP checksum f7ff
10:02:04 pppoe Bad TCP checksum f7ff
10:02:04 pppoe Bad TCP checksum f7ff
10:02:12 pppoe Bad TCP checksum f7ff
10:02:43 pppoe Bad TCP checksum f7ff
10:02:55 pppoe Bad TCP checksum f7ff
10:03:10 pppoe Bad TCP checksum f7ff
10:03:17 pppoe Bad TCP checksum f7ff
10:03:51 pppoe Bad TCP checksum f7ff
10:03:51 pppoe Bad TCP checksum f7ff
10:04:03 pppoe Bad TCP checksum f7ff
10:04:16 pppoe Bad TCP checksum f7ff
10:04:18 pppoe Bad TCP checksum f7ff
10:04:23 pppoe Bad TCP checksum f7ff
10:04:24 pppoe Bad TCP checksum f7ff
10:04:24 pppoe Bad TCP checksum f7ff
10:04:35 pppoe Bad TCP checksum f7ff
10:04:58 pppoe Bad TCP checksum f7ff
12:44:18 pppoe Bad TCP checksum f7ff
12:44:20 pppoe Bad TCP checksum f7ff
12:44:50 pppoe Bad TCP checksum f7ff
12:45:24 pppoe Bad TCP checksum f7ff
12:45:26 pppoe Bad TCP checksum f7ff
14:38:38 pppoe Bogus PPPoE length field (1422)
15:05:31 pppoe Bogus PPPoE length field (1454)
15:09:38 pppoe Bad TCP checksum f7ff
15:09:53 pppoe Bad TCP checksum f7ff
15:18:29 pppoe Bad TCP checksum f7ff
15:18:29 pppoe Bad TCP checksum f7ff
15:19:08 pppoe Bad TCP checksum f7ff
15:19:17 pppoe Bad TCP checksum f7ff
15:19:19 pppoe Bad TCP checksum f7ff
15:25:21 pppoe Bogus PPPoE length field (1402)
15:27:23 pppoe Bogus length for MSS option (0) from 5.45.85.93
15:28:52 pppoe Bogus PPPoE length field (1402)
16:02:45 pppoe Bad TCP checksum f7ff
16:02:46 pppoe Bad TCP checksum f7ff
16:03:07 pppoe Bad TCP checksum f7ff
16:03:07 pppoe Bad TCP checksum f7ff
16:03:07 pppoe Bad TCP checksum f7ff
16:03:25 pppoe Bad TCP checksum f7ff
16:03:25 pppoe Bad TCP checksum f7ff
16:03:26 pppoe Bad TCP checksum f7ff
16:03:26 pppoe Bad TCP checksum f7ff
16:03:27 pppoe Bad TCP checksum f7ff
16:04:26 pppoe Bad TCP checksum f7ff
16:04:26 pppoe Bad TCP checksum f7ff
16:04:31 pppoe Bad TCP checksum f7ff
16:45:41 pppoe Bad TCP checksum f7ff
16:46:22 pppoe Bad TCP checksum f7ff
16:46:23 pppoe Bad TCP checksum f7ff
16:46:24 pppoe Bad TCP checksum f7ff
16:46:33 pppoe Bad TCP checksum f7ff
16:46:33 pppoe Bad TCP checksum f7ff
16:46:34 pppoe Bad TCP checksum f7ff
16:46:45 pppoe Bad TCP checksum f7ff
16:46:51 pppoe Bad TCP checksum f7ff
16:46:52 pppoe Bad TCP checksum f7ff
16:46:53 pppoe Bad TCP checksum f7ff
16:47:09 pppoe Bad TCP checksum f7ff
16:47:29 pppoe Bad TCP checksum f7ff
16:47:35 pppoe Bad TCP checksum f7ff
16:47:45 pppoe Bad TCP checksum f7ff
16:49:14 pppoe Bad TCP checksum f7ff
16:49:14 pppoe Bad TCP checksum f7ff
16:49:30 pppoe Bad TCP checksum f7ff
16:49:30 pppoe Bad TCP checksum f7ff
16:49:31 pppoe Bad TCP checksum f7ff
16:50:18 pppoe Bogus PPPoE length field (1402)
16:51:03 pppoe Bad TCP checksum f7ff
16:51:04 pppoe Bad TCP checksum f7ff
16:51:12 pppoe Bad TCP checksum f7ff
16:51:13 pppoe Bad TCP checksum f7ff
16:51:43 pppoe Bad TCP checksum f7ff
16:51:43 pppoe Bad TCP checksum f7ff
16:51:43 pppoe Bad TCP checksum f7ff
16:51:44 pppoe Bad TCP checksum f7ff
16:51:44 pppoe Bad TCP checksum f7ff
16:51:44 pppoe Bad TCP checksum f7ff
16:51:50 pppoe Bad TCP checksum f7ff
17:14:52 pppoe Bogus PPPoE length field (1454)
17:55:57 pppoe Bogus PPPoE length field (1454)
18:38:43 pppoe Bogus PPPoE length field (1067)
23:01:54 pppoe Bogus PPPoE length field (1402)
23:59:09 pppoe Bogus PPPoE length field (1402)
 

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