Can someone help me to understand why my SB5101 stopped working? Here is the event log...
2014-11-03 16:22:00 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 16:21:54 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:24 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 16:21:18 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 16:21:18 Critical Resetting the cable modem due to docsDevResetNow
2014-11-03 16:21:08 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 16:21:03 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:23 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 16:19:43 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:24 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:11 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:06 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 16:18:25 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:25 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:09 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 16:17:46 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 16:17:46 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 16:16:37 Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out
2014-11-03 16:16:29 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 16:16:23 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:22 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:55:56 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 15:55:50 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:55:32 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:55:27 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:22 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:54:51 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 15:54:51 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 15:39:27 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:39:09 Critical R002.0 No Ranging Response received - T3 time-out (US 8)
2014-11-03 15:39:03 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 15:38:57 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:38:38 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:38:34 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:29 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:09 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:37:51 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 15:37:51 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 15:22:34 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:22:19 Critical R002.0 No Ranging Response received - T3 time-out (US 6)
2014-11-03 15:22:13 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 15:22:08 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:21:54 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:21:49 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:27 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:19:48 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 15:19:42 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:19:30 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:19:24 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:27 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:09 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 15:18:43 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 15:18:43 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 15:03:17 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:03:06 Critical R002.0 No Ranging Response received - T3 time-out (US 6)
2014-11-03 15:03:00 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 15:02:55 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:02:39 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:02:34 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:28 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:11 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 15:01:53 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 15:01:53 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 15:00:45 Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out
2014-11-03 15:00:40 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:00:34 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:25 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
1970-01-01 00:01:25 Notice M573.0 Modem Is Shutting Down and Rebooting...
1970-01-01 00:01:25 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
1970-01-01 00:00:17 Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:06 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 14:58:22 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 14:58:22 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 14:42:59 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 14:42:42 Critical R002.0 No Ranging Response received - T3 time-out (US 6)
2014-11-03 14:42:36 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 14:42:31 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 14:42:13 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 14:42:07 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:29 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 14:41:24 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 14:41:24 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 14:26:10 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 14:25:50 Critical R002.0 No Ranging Response received - T3 time-out (US 6)
2014-11-03 14:25:44 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 16:22:00 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 16:21:54 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:24 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 16:21:18 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 16:21:18 Critical Resetting the cable modem due to docsDevResetNow
2014-11-03 16:21:08 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 16:21:03 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:23 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 16:19:43 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:24 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:11 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:06 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 16:18:25 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:25 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:09 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 16:17:46 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 16:17:46 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 16:16:37 Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out
2014-11-03 16:16:29 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 16:16:23 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:22 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:55:56 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 15:55:50 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:55:32 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:55:27 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:22 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:54:51 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 15:54:51 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 15:39:27 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:39:09 Critical R002.0 No Ranging Response received - T3 time-out (US 8)
2014-11-03 15:39:03 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 15:38:57 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:38:38 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:38:34 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:29 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:09 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:37:51 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 15:37:51 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 15:22:34 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:22:19 Critical R002.0 No Ranging Response received - T3 time-out (US 6)
2014-11-03 15:22:13 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 15:22:08 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:21:54 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:21:49 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:27 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:19:48 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 15:19:42 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:19:30 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:19:24 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:27 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:09 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 15:18:43 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 15:18:43 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 15:03:17 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:03:06 Critical R002.0 No Ranging Response received - T3 time-out (US 6)
2014-11-03 15:03:00 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 15:02:55 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 15:02:39 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:02:34 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:28 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:11 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 15:01:53 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 15:01:53 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 15:00:45 Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out
2014-11-03 15:00:40 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 15:00:34 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:25 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
1970-01-01 00:01:25 Notice M573.0 Modem Is Shutting Down and Rebooting...
1970-01-01 00:01:25 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
1970-01-01 00:00:17 Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:06 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 14:58:22 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 14:58:22 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 14:42:59 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 14:42:42 Critical R002.0 No Ranging Response received - T3 time-out (US 6)
2014-11-03 14:42:36 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
2014-11-03 14:42:31 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 14:42:13 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
2014-11-03 14:42:07 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...
1970-01-01 00:00:29 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
1970-01-01 00:00:10 Critical R002.0 No Ranging Response received - T3 time-out (US 5)
1970-01-01 00:00:05 Notice M571.1 Ethernet link up - ready to pass packets
2014-11-03 14:41:24 Notice M573.0 Modem Is Shutting Down and Rebooting...
2014-11-03 14:41:24 Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance o
2014-11-03 14:26:10 Critical D003.0 DHCP WARNING - Non-critical field invalid in response.
2014-11-03 14:25:50 Critical R002.0 No Ranging Response received - T3 time-out (US 6)
2014-11-03 14:25:44 Notice M572.0 Neg Or Bad Reg Rsp - Reinitialize MAC...