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Forum Discussion

keeve's avatar
keeve
Aspirant
Jun 25, 2023

CM1200 + R7000 speed issues

Hello all, I am an Xfinity customer paying for a 1200 mbps plan. Currently, i am getting somewhere between 20 and 50 mbps! Here is the history: A few weeks ago, an AT&T tech working on the neighb...
plemans's avatar
plemans
Guru - Experienced User
Jun 26, 2023

I'd focus first on getting the cm1200 to full gigabit speeds before moving on to troubleshooting the r7000. 

Its a solid router but its a decade old and certain settings can cause slowdowns with it. 

do you have a copy of the cm1200's logs? those help test longer term connection stats

keeve's avatar
keeve
Aspirant
Jun 26, 2023

I am primarily focused on the cm1200. 

Here is what I found in the log.

 
 
 
 
TimePriorityDescription
Mon Jun 26 13:36:43 2023Notice (6)CM-STATUS message sent. Event Type Code: 24; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Mon Jun 26 13:34:15 2023Notice (6)CM-STATUS message sent. Event Type Code: 16; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 18:16:54 2023Notice (6)CM-STATUS message sent. Event Type Code: 5; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 18:16:40 2023Notice (6)DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 18:16:35 2023Notice (6)TLV-11 - unrecognized OID;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedNotice (6)Honoring MDD; IP provisioning mode = IPv6
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 17:47:23 2023Notice (6)DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 17:47:18 2023Notice (6)TLV-11 - unrecognized OID;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedNotice (6)Honoring MDD; IP provisioning mode = IPv6
Time Not EstablishedCritical (3)No Ranging Response received - T3 time-out;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:37:15 2023Notice (6)CM-STATUS message sent. Event Type Code: 24; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 1 2 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:36:59 2023Notice (6)CM-STATUS message sent. Event Type Code: 22; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:34:36 2023Notice (6)CM-STATUS message sent. Event Type Code: 24; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 1.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:34:27 2023Notice (6)CM-STATUS message sent. Event Type Code: 20; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:34:02 2023Notice (6)CM-STATUS message sent. Event Type Code: 16; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 1 2 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:32:14 2023Notice (6)CM-STATUS message sent. Event Type Code: 22; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:29:15 2023Notice (6)CM-STATUS message sent. Event Type Code: 20; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:29:02 2023Notice (6)CM-STATUS message sent. Event Type Code: 16; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 2 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:28:54 2023Notice (6)CM-STATUS message sent. Event Type Code: 16; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:11:58 2023Notice (6)CM-STATUS message sent. Event Type Code: 5; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:11:46 2023Notice (6)DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:11:41 2023Notice (6)TLV-11 - unrecognized OID;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedNotice (6)Honoring MDD; IP provisioning mode = IPv6
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:04:34 2023Notice (6)CM-STATUS message sent. Event Type Code: 24; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 2 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:04:30 2023Notice (6)CM-STATUS message sent. Event Type Code: 22; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:04:27 2023Notice (6)CM-STATUS message sent. Event Type Code: 24; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 2.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:04:03 2023Notice (6)CM-STATUS message sent. Event Type Code: 16; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 2 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:04:01 2023Notice (6)CM-STATUS message sent. Event Type Code: 20; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 16:04:00 2023Notice (6)CM-STATUS message sent. Event Type Code: 16; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 15:51:39 2023Notice (6)CM-STATUS message sent. Event Type Code: 5; Chan ID: 31; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 15:51:27 2023Notice (6)DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 15:51:22 2023Notice (6)TLV-11 - unrecognized OID;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedNotice (6)Honoring MDD; IP provisioning mode = IPv6
Time Not EstablishedCritical (3)No Ranging Response received - T3 time-out;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 15:48:05 2023Notice (6)DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;
Sun Jun 25 15:48:00 2023Notice (6)TLV-11 - unrecognized OID;CM-MAC=34:98:b5:ce:cf:99;CMTS-MAC=00:01:5c:a8:bc:49;CM-QOS=1.1;CM-VER=3.1;