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knitoe
join:2003-01-23
Houston, TX

knitoe

Member

1800HG Loses Signal

My DSL keeps losing its signal every few minutes. Any ideas what is wrong?

ISP: ATT/SBC
firmware: 3.7.5
1 Phone on a filter.
1 PC connects wirelessly
1 PC connects directly

Broadband Link - Statistics
DSL  Down  Up
Current Rate: 6016 kbs 768 kbs
Max Rate: 8128 kbs 1152 kbs
Current Connection:
Current Noise Margin: 17.0 dB 19.0 dB
Current Attenuation: 12.0 dB 8.0 dB
Current Output Power: 7.2 dB 11.9 dB

ATM Cells Errors %
Transmit: 22454 0 0
Receive: 41878 0 0

IP Bytes Packets Errors %
Transmit: 7627896 55652 0 0
Receive: 2840350510 3866327 0 0

Broadband Link – Detailed DSL Statistics
ATM Since Reset Current 24-Hour Interval Current 15-Minute Interval Time Since
Last Event
Cell Header Errors: 2078 2078 0 3:06:12
Loss of Cell Delineation: 0 0 0 0:00:00

DSL
Link Retrains: 50 50 3 0:05:16
DSL Training Errors: 55 55 5 0:05:44
Training Timeouts: 0 0 0 0:00:00
Loss of Framing Failures: 13 13 0 3:06:09
Loss of Signal Failures: 8 8 0 3:06:09
Loss of Power Failures: 0 0 0 0:00:00
Loss of Margin Failures: 8 8 0 3:06:09
Cumulative Seconds w/Errors: 67 67 0 2:11:07
Cumulative Sec. w/Severe Errors: 57 57 0 3:06:09
Corrected Blocks: 0 0 0 0:00:00
Uncorrectable Blocks: 3027 3027 0 2:11:08
DSL Unavailable Seconds: 1793 1793 125 0:05:17
ISP Connection Establishment: 5 5 1 0:11:57

Advanced – Detailed Log
ERR  2006/10/13 16:13:05 CDT  dsl:  Rx DMA overflow in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:13:05 CDT dsl: ISR idx 7, Block idx 5
ERR 2006/10/13 16:13:05 CDT dsl: ISR Time (diff) Block Time (diff) Block Cycles
ERR 2006/10/13 16:13:05 CDT dsl: 1599782297 ( 450338) 1599836386 ( 493476) 551039
ERR 2006/10/13 16:13:05 CDT dsl: 1600242683 ( 460386) 1600390328 ( 553942) 587117
ERR 2006/10/13 16:13:05 CDT dsl: 1600702057 ( 459374) 1600980249 ( 589921) 509236
ERR 2006/10/13 16:13:05 CDT dsl: 1601162650 ( 460593) 1601492265 ( 512016) 447287
ERR 2006/10/13 16:13:05 CDT dsl: 1601622401 ( 459751) 1601942409 ( 450144) 597665
ERR 2006/10/13 16:13:05 CDT dsl: 1602083445 ( 461044) 1602615803 ( 673394) 0
ERR 2006/10/13 16:13:05 CDT dsl: 1602541558 ( 458113) 1598874538 (-3741265) 396848
ERR 2006/10/13 16:13:05 CDT dsl: 1599331959 (-3209599) 1599342910 ( 468372) 490614
INF 2006/10/13 16:13:05 CDT lmd: dsl0: down (signal lost)
INF 2006/10/13 16:13:51 CDT lmd: dsl0: up G.DMT fast Rate:6016/768 Max:8128/1156
INF 2006/10/13 16:13:51 CDT lmd: Margin:16.0/19.0 Atten:12.0/8.0 Power:7.5/11.9
INF 2006/10/13 16:13:51 CDT lmd: Country: {FF} Vendor: {00 00 FF 00} Specific: {0}
ERR 2006/10/13 16:15:27 CDT dsl: Rx DMA overflow in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:15:27 CDT dsl: Tx DMA underrun in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:15:27 CDT dsl: ISR idx 3, Block idx 1
ERR 2006/10/13 16:15:27 CDT dsl: ISR Time (diff) Block Time (diff) Block Cycles
ERR 2006/10/13 16:15:27 CDT dsl: 482226805 ( 458625) 482671988 ( 555393) 618803
ERR 2006/10/13 16:15:27 CDT dsl: 482686170 ( 459365) 483293911 ( 621923) 0
ERR 2006/10/13 16:15:27 CDT dsl: 483153478 ( 467308) 479500832 (-3793079) 499161
ERR 2006/10/13 16:15:27 CDT dsl: 479927380 (-3226098) 480002995 ( 502163) 516355
ERR 2006/10/13 16:15:27 CDT dsl: 480386082 ( 458702) 480522221 ( 519226) 519963
ERR 2006/10/13 16:15:27 CDT dsl: 480846929 ( 460847) 481044920 ( 522699) 437243
ERR 2006/10/13 16:15:27 CDT dsl: 481318724 ( 471795) 481484939 ( 440019) 628693
ERR 2006/10/13 16:15:27 CDT dsl: 481768180 ( 449456) 482116595 ( 631656) 552372
INF 2006/10/13 16:15:27 CDT lmd: dsl0: down (signal lost)
ERR 2006/10/13 16:15:50 CDT dsl: Rx DMA overflow in RX_C_MEDLEY
ERR 2006/10/13 16:15:50 CDT dsl: Previous log entry repeated 1 times
ERR 2006/10/13 16:15:50 CDT dsl: ISR idx 7, Block idx 5
ERR 2006/10/13 16:15:50 CDT dsl: ISR Time (diff) Block Time (diff) Block Cycles
ERR 2006/10/13 16:15:50 CDT dsl: 1600804262 ( 459819) 1600810629 ( 459658) 394631
ERR 2006/10/13 16:15:50 CDT dsl: 1601263102 ( 458840) 1601273645 ( 463016) 612113
ERR 2006/10/13 16:15:50 CDT dsl: 1601740635 ( 477533) 1601888689 ( 615044) 501779
ERR 2006/10/13 16:15:50 CDT dsl: 1602183988 ( 443353) 1602393422 ( 504733) 665145
ERR 2006/10/13 16:15:50 CDT dsl: 1602642605 ( 458617) 1603061485 ( 668063) 489636
ERR 2006/10/13 16:15:50 CDT dsl: 1603104353 ( 461748) 1603554085 ( 492600) 0
ERR 2006/10/13 16:15:50 CDT dsl: 1603565264 ( 460911) 1599891648 (-3662437) 349930
ERR 2006/10/13 16:15:50 CDT dsl: 1600344443 (-3220821) 1600350971 ( 459323) 347029
INF 2006/10/13 16:16:25 CDT lmd: ipnet0: DOWN on ppp0 with 70.253.57.231
INF 2006/10/13 16:16:26 CDT ppp: ppp0: connection lost, reconnecting...
INF 2006/10/13 16:16:27 CDT httpd: vhost mdc0 down on 70.253.57.231 port: 50001
INF 2006/10/13 16:16:27 CDT lmd: dsl0: up G.DMT fast Rate:6016/768 Max:8128/1152
INF 2006/10/13 16:16:27 CDT lmd: Margin:16.0/19.0 Atten:12.0/8.0 Power:7.3/11.9
INF 2006/10/13 16:16:27 CDT lmd: Country: {FF} Vendor: {00 00 FF 00} Specific: {0}
INF 2006/10/13 16:16:31 CDT lmd: pppoe0: up with service: , ac: 90064010300031-rback23.hstntx on vlan1
NTC 2006/10/13 16:16:35 CDT ppp: local IP address 70.132.147.136
NTC 2006/10/13 16:16:35 CDT ppp: remote IP address 70.132.147.254
NTC 2006/10/13 16:16:35 CDT ppp: primary DNS address 68.94.156.1
NTC 2006/10/13 16:16:35 CDT ppp: secondary DNS address 68.94.157.1
INF 2006/10/13 16:16:35 CDT ppp: ppp0: up with ipv4 service on pppoe0
INF 2006/10/13 16:16:36 CDT lmd: ipnet0: UP on ppp0 with 70.132.147.136/32 GW:70.132.147.254
INF 2006/10/13 16:16:36 CDT lmd: ipnet0: UP on ppp0 DNS1: 68.94.156.1 DNS2: 68.94.157.1
INF 2006/10/13 16:16:36 CDT lmd: Added a pinhole: bb_addr=70.132.147.136, home_addr=192.168.1.89, appid=234, portid=208, proto=6, port=8989
INF 2006/10/13 16:16:36 CDT lmd: Added a pinhole: bb_addr=70.132.147.136, home_addr=192.168.1.89, appid=234, portid=209, proto=17, port=8989
INF 2006/10/13 16:16:36 CDT lmd: Added a pinhole: bb_addr=70.132.147.136, home_addr=192.168.1.89, appid=233, portid=206, proto=6, port=6969
INF 2006/10/13 16:16:36 CDT lmd: Added a pinhole: bb_addr=70.132.147.136, home_addr=192.168.1.89, appid=233, portid=207, proto=17, port=6969
INF 2006/10/13 16:16:37 CDT rpcd: issuing NEWIP heartbeat request
INF 2006/10/13 16:16:39 CDT httpd: vhost mdc0 listening on 70.132.147.136 port: 50001
INF 2006/10/13 16:16:42 CDT rpcd: NEWIP heartbeat completed
ERR 2006/10/13 16:17:52 CDT dsl: Rx DMA overflow in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:17:52 CDT dsl: ISR idx 5, Block idx 4
ERR 2006/10/13 16:17:52 CDT dsl: ISR Time (diff) Block Time (diff) Block Cycles
ERR 2006/10/13 16:17:52 CDT dsl: 6939867 ( 452965) 6946492 ( 446811) 592417
ERR 2006/10/13 16:17:52 CDT dsl: 7398379 ( 458512) 7541741 ( 595249) 500358
ERR 2006/10/13 16:17:52 CDT dsl: 7861247 ( 462868) 8060399 ( 518658) 684554
ERR 2006/10/13 16:17:52 CDT dsl: 8318389 ( 457142) 8747757 ( 687358) 388299
ERR 2006/10/13 16:17:52 CDT dsl: 8778644 ( 460255) 9138795 ( 391038) 0
ERR 2006/10/13 16:17:52 CDT dsl: 5558576 (-3220068) 5564329 (-3574466) 232852
ERR 2006/10/13 16:17:52 CDT dsl: 6018466 ( 459890) 6024852 ( 460523) 234387
ERR 2006/10/13 16:17:52 CDT dsl: 6486902 ( 468436) 6499681 ( 474829) 416416
INF 2006/10/13 16:17:52 CDT lmd: dsl0: down (signal lost)
INF 2006/10/13 16:18:31 CDT lmd: dsl0: up G.DMT fast Rate:6016/768 Max:8128/1156
INF 2006/10/13 16:18:31 CDT lmd: Margin:16.0/19.0 Atten:12.0/8.0 Power:7.4/11.9
INF 2006/10/13 16:18:31 CDT lmd: Country: {FF} Vendor: {00 00 FF 00} Specific: {0}
ERR 2006/10/13 16:18:39 CDT algh323: h323ProtocolEngine(1) FAILED
ERR 2006/10/13 16:18:39 CDT algh323: Previous log entry repeated 6 times
ERR 2006/10/13 16:18:51 CDT algh323: h323ProtocolEngine(3) FAILED
ERR 2006/10/13 16:19:33 CDT algh323: h323ProtocolEngine(1) FAILED
ERR 2006/10/13 16:20:50 CDT algh323: Previous log entry repeated 4 times
ERR 2006/10/13 16:21:33 CDT algh323: h323ProtocolEngine(3) FAILED
ERR 2006/10/13 16:21:50 CDT algh323: h323ProtocolEngine(1) FAILED
ERR 2006/10/13 16:23:33 CDT algh323: Previous log entry repeated 4 times
ERR 2006/10/13 16:23:35 CDT dsl: Rx DMA overflow in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:23:35 CDT dsl: Tx DMA underrun in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:23:35 CDT dsl: ISR idx 4, Block idx 2
ERR 2006/10/13 16:23:35 CDT dsl: ISR Time (diff) Block Time (diff) Block Cycles
ERR 2006/10/13 16:23:35 CDT dsl: 2687550191 ( 479890) 2687783664 ( 657486) 575199
ERR 2006/10/13 16:23:35 CDT dsl: 2688029584 ( 479393) 2688361852 ( 578188) 683571
ERR 2006/10/13 16:23:35 CDT dsl: 2688450595 ( 421011) 2689048136 ( 686284) 0
ERR 2006/10/13 16:23:35 CDT dsl: 2688909920 ( 459325) 2685236764 (-3811372) 238155
ERR 2006/10/13 16:23:35 CDT dsl: 2685690266 (-3219654) 2685696717 ( 459953) 308386
ERR 2006/10/13 16:23:35 CDT dsl: 2686150372 ( 460106) 2686163003 ( 466286) 289006
ERR 2006/10/13 16:23:35 CDT dsl: 2686610232 ( 459860) 2686635696 ( 472693) 487649
ERR 2006/10/13 16:23:35 CDT dsl: 2687070301 ( 460069) 2687126178 ( 490482) 654748
INF 2006/10/13 16:23:35 CDT lmd: dsl0: down (signal lost)
ERR 2006/10/13 16:23:51 CDT algh323: h323ProtocolEngine(1) FAILED
ERR 2006/10/13 16:23:58 CDT algh323: Previous log entry repeated 3 times
INF 2006/10/13 16:24:05 CDT lmd: dsl0: up G.DMT fast Rate:6016/768 Max:8128/1156
INF 2006/10/13 16:24:05 CDT lmd: Margin:16.0/19.0 Atten:12.0/8.0 Power:7.9/11.9
INF 2006/10/13 16:24:05 CDT lmd: Country: {FF} Vendor: {00 00 FF 00} Specific: {0}
ERR 2006/10/13 16:24:06 CDT algh323: h323ProtocolEngine(1) FAILED
ERR 2006/10/13 16:27:20 CDT algh323: Previous log entry repeated 7 times
ERR 2006/10/13 16:27:20 CDT algh323: h323ProtocolEngine(3) FAILED
ERR 2006/10/13 16:27:21 CDT algh323: h323ProtocolEngine(1) FAILED
ERR 2006/10/13 16:28:42 CDT algh323: Previous log entry repeated 9 times
ERR 2006/10/13 16:29:34 CDT dsl: Rx DMA overflow in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:29:34 CDT dsl: Previous log entry repeated 1 times
ERR 2006/10/13 16:29:34 CDT dsl: Tx DMA underrun in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:29:34 CDT dsl: ISR idx 6, Block idx 4
ERR 2006/10/13 16:29:34 CDT dsl: ISR Time (diff) Block Time (diff) Block Cycles
ERR 2006/10/13 16:29:34 CDT dsl: 571264877 ( 457592) 571295409 ( 474693) 587511
ERR 2006/10/13 16:29:34 CDT dsl: 571720148 ( 455271) 571885869 ( 590460) 540070
ERR 2006/10/13 16:29:34 CDT dsl: 572199489 ( 479341) 572428951 ( 543082) 663896
ERR 2006/10/13 16:29:34 CDT dsl: 572639071 ( 439582) 573095544 ( 666593) 760006
ERR 2006/10/13 16:29:34 CDT dsl: 573099066 ( 459995) 573858693 ( 763149) 0
ERR 2006/10/13 16:29:34 CDT dsl: 573558940 ( 459874) 569886733 (-3971960) 242038
ERR 2006/10/13 16:29:34 CDT dsl: 570339915 (-3219025) 570343832 ( 457099) 309129
ERR 2006/10/13 16:29:34 CDT dsl: 570807285 ( 467370) 570820716 ( 476884) 471695
INF 2006/10/13 16:29:34 CDT lmd: dsl0: down (signal lost)
ERR 2006/10/13 16:29:37 CDT algh323: h323ProtocolEngine(1) FAILED
ERR 2006/10/13 16:30:08 CDT algh323: Previous log entry repeated 5 times
INF 2006/10/13 16:30:09 CDT lmd: dsl0: up G.DMT fast Rate:6016/768 Max:8128/1152
INF 2006/10/13 16:30:09 CDT lmd: Margin:16.0/19.0 Atten:12.0/8.0 Power:7.3/11.9
INF 2006/10/13 16:30:09 CDT lmd: Country: {FF} Vendor: {00 00 FF 00} Specific: {0}
ERR 2006/10/13 16:32:06 CDT dsl: Rx DMA overflow in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:32:06 CDT dsl: Previous log entry repeated 1 times
ERR 2006/10/13 16:32:06 CDT dsl: Tx DMA underrun in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:32:06 CDT dsl: ISR idx 1, Block idx 7
ERR 2006/10/13 16:32:06 CDT dsl: ISR Time (diff) Block Time (diff) Block Cycles
ERR 2006/10/13 16:32:06 CDT dsl: 1639294769 ( 448778) 1635633111 (-3756437) 312276
ERR 2006/10/13 16:32:06 CDT dsl: 1636073402 (-3221367) 1636108206 ( 475095) 495211
ERR 2006/10/13 16:32:06 CDT dsl: 1636558489 ( 485087) 1636606315 ( 498109) 524464
ERR 2006/10/13 16:32:06 CDT dsl: 1637006512 ( 448023) 1637133534 ( 527219) 553808
ERR 2006/10/13 16:32:06 CDT dsl: 1637453598 ( 447086) 1637690248 ( 556714) 525874
ERR 2006/10/13 16:32:06 CDT dsl: 1637925182 ( 471584) 1638218869 ( 528621) 565999
ERR 2006/10/13 16:32:06 CDT dsl: 1638373231 ( 448049) 1638787641 ( 568772) 599274
ERR 2006/10/13 16:32:06 CDT dsl: 1638845991 ( 472760) 1639389548 ( 601907) 0
INF 2006/10/13 16:32:06 CDT lmd: dsl0: down (signal lost)
INF 2006/10/13 16:32:43 CDT lmd: dsl0: up G.DMT fast Rate:6016/768 Max:8128/1156
INF 2006/10/13 16:32:43 CDT lmd: Margin:16.0/19.0 Atten:12.0/8.0 Power:7.9/11.9
INF 2006/10/13 16:32:43 CDT lmd: Country: {FF} Vendor: {00 00 FF 00} Specific: {0}
ERR 2006/10/13 16:34:16 CDT dsl: Rx DMA overflow in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:34:16 CDT dsl: Tx DMA underrun in RX_C_DONT_CARE_STATE
ERR 2006/10/13 16:34:16 CDT dsl: ISR idx 6, Block idx 4
ERR 2006/10/13 16:34:16 CDT dsl: ISR Time (diff) Block Time (diff) Block Cycles
ERR 2006/10/13 16:34:16 CDT dsl: 1899633897 ( 464813) 1899705820 ( 518158) 533428
ERR 2006/10/13 16:34:16 CDT dsl: 1900092658 ( 458761) 1900242300 ( 536480) 526197
ERR 2006/10/13 16:34:16 CDT dsl: 1900549837 ( 457179) 1900794476 ( 552176) 568399
ERR 2006/10/13 16:34:16 CDT dsl: 1901036296 ( 486459) 1901365807 ( 571331) 726243
ERR 2006/10/13 16:34:16 CDT dsl: 1901468575 ( 432279) 1902094946 ( 729139) 0
ERR 2006/10/13 16:34:16 CDT dsl: 1901928665 ( 460090) 1898263086 (-3831860) 260413
ERR 2006/10/13 16:34:16 CDT dsl: 1898708581 (-3220084) 1898714869 ( 451783) 333898
ERR 2006/10/13 16:34:16 CDT dsl: 1899169084 ( 460503) 1899187662 ( 472793) 500464
INF 2006/10/13 16:34:16 CDT lmd: dsl0: down (signal lost)
INF 2006/10/13 16:34:47 CDT lmd: dsl0: up G.DMT fast Rate:6016/768 Max:8128/1156
INF 2006/10/13 16:34:47 CDT lmd: Margin:16.0/19.0 Atten:12.0/8.0 Power:8.0/11.9
INF 2006/10/13 16:34:47 CDT lmd: Country: {FF} Vendor: {00 00 FF 00} Specific: {0}
WRN 2006/10/13 16:41:39 CDT dsl: adsl connection lost due to loss of signal
INF 2006/10/13 16:41:39 CDT lmd: dsl0: down (signal lost)
INF 2006/10/13 16:42:22 CDT lmd: dsl0: up G.DMT fast Rate:6016/768 Max:8128/1152
INF 2006/10/13 16:42:22 CDT lmd: Margin:16.0/19.0 Atten:12.0/8.0 Power:7.4/11.9
INF 2006/10/13 16:42:22 CDT lmd: Country: {FF} Vendor: {00 00 FF 00} Specific: {0}
INF 2006/10/13 16:42:23 CDT lmd: ipnet0: DOWN on ppp0 with 70.132.147.136
INF 2006/10/13 16:42:24 CDT ppp: ppp0: connection lost, reconnecting...
INF 2006/10/13 16:42:26 CDT httpd: vhost mdc0 down on 70.132.147.136 port: 50001
INF 2006/10/13 16:42:26 CDT lmd: pppoe0: up with service: , ac: 90064010300031-rback23.hstntx on vlan1

xstation20
join:2005-05-03
San Jose, CA

xstation20

Member

i have the same problem, with same setup 1 wireless and 1 directly connected. dsl drops out when downloading large files.

dslwanter
20 years on this site
Premium Member
join:2002-12-16
Mineral Ridge, OH

dslwanter to knitoe

Premium Member

to knitoe
If you're seeing ADSL down (signal lost) you are losing sync. You need to consult your ISP on this. Looking at your line stats I can't see why you're losing sync, especially with a signal like that, but you are.

extrados
join:2006-06-07
USA

extrados to knitoe

Member

to knitoe
You may want to try resetting to factory state (hold down the button on the back for 15 secs or go to »gateway.2wire.net/management > Troubleshooting > Resets, and reset to factory state) and then setup your information again via »gateway.2wire.net/setup -- I've seen some odd problems fixed by clearing everything to scratch. If the problem persists, you can check with AT&T about a line test, but your numbers look pretty good.

Another option would be to ask support@2wire.com about a firmware upgrade, since you're having this problem. Be sure to request that a file be emailed to you or added to your support thread for download instead of just having it made available -- you don't want to try and download an "in-place" upgrade with your DSL dying every few minutes.

Hope this helps,
extrados
james360x
join:2005-09-18
Dearborn Heights, MI

james360x

Member

Hello knitoe,

I've been having the same issue in the log for over a year, the key thing is the DMA overflow/underrun. The connection would crash and log a DMA problem with memory block spam primarily when I was playing an online game and a large block of information was sent.

I asked about this a while ago, and tried everything from firmware updates to factory resets to settings changes, and nothing removed the problem. I think it is an issue with the physical memory in the 1800HG, and it is probably defective.

I no longer play the games that caused the problem so I never fixed it, I'll be curious to hear if you find anything.