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jss37028
New Contributor

Intermittent Wireless Signal

I called tech support earlier and was instructed to plug my Netgear directly into the wall vs. my power strip if the problem persisted.  I have done this now and I honestly don't think that is the problem. 

I am not able to access the webpages that use regularly due to timeouts.

There was a lot more in my Event Log before I called tech support.. I'm guessing they cleared it. This is since I talked to them about an hour ago only:

Wed Sep 28 12:37:30 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:37:16 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:37:16 2016    Warning (5)   MDD message timeout;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:37:02 2016    Warning (5)   MDD message timeout;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:36:59 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:36:45 2016    Warning (5)   MDD message timeout;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:36:42 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:35:19 2016    Critical (3)   Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:34:36 2016    Notice (6)   TLV-11 - unrecognized OID;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:30:57 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0; 
 Wed Sep 28 12:30:52 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:30:52 2016    Critical (3)   Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:30:36 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:30:36 2016    Critical (3)   Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:30:22 2016    Critical (3)   Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:30:21 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:30:07 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:30:07 2016    Critical (3)   Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:29:00 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:16:10 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:15:53 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:15:32 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:11:03 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:07:42 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 12:06:40 2016    Critical (3)   Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 11:59:20 2016    Critical (3)   Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 11:43:15 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire FEC framing;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Wed Sep 28 11:43:14 2016    Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.1;CM-VER=3.0; 
 Time Not Established   Warning (5)   DHCP WARNING - Non-critical field invalid in response ;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:1f:ca:20:28:8b;CM-QOS=1.0;CM-VER=3.0; 
 Time Not Established   Notice (6)   Honoring MDD; IP provisioning mode = IPv4 
 Time Not Established   Critical (3)   SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=a4:2b:8c:d7:10:d0;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.0;CM-VER=3.0; 
 Time Not Established   Notice (6)   WiFi Interface [wl0] set to Channel 6 (Side-Band Channel:N/A) - Reason:INIT 

Can anyone offer some other advice? I work from home on a VOIP phone system and the talk has been garbled at some points lately also. (This is directly connected via cable to the Netgear.)

I'm no expert, so please use layman's terms if possible. Thanks!

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  • ChrisL's avatar
    ChrisL
    Former Moderator
    @jss37028

    Can you try testing a wired connection and see if it also experiences problems?