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10/24/2026 7:08 PM

In-game control loss, frequent T3 time out

I have been experiencing severe in-game control loss over the past 4-8 weeks or so (real-time multiplayer games). The only real issue is this real-time response - downloading and uploading do not seem to suffer. I have removed all coaxial splitters from the house, dropped in a 3ghz barrel connector, replaced the modem and router with brand new equipment, tried multiple wall ports and cables, and had an Xfinity tech come to the house. Despite all of this, the in-game control loss has not subsided, and the T-3 timeouts, and event codes 16, 20, 21, 24 for CHAN ID 193 are crippling. The event log below is from my brand new Arris SB8200v3. The router is a brand new GL Flint 2. The machine in use is a Win11 PC that is wired via ethernet. Note that this behavior occurs around the clock - it is not a symptom during peak network use hours.

24/10/2026 11:49:15

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:49:08

notice

GUI Login Status - Login Success from LAN interface; client ip=[(hiddenIPadd)];CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:49:01

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:48:18

notice

CM-STATUS message sent. Event Type Code: 16; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:48:15

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:46:21

notice

CM-STATUS message sent. Event Type Code: 23; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:46:12

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:44:25

notice

CM-STATUS message sent. Event Type Code: 24; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:44:20

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:40:05

notice

CM-STATUS message sent. Event Type Code: 16; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 1.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:40:05

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:24:28

notice

CM-STATUS message sent. Event Type Code: 23; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:24:25

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:23:22

notice

CM-STATUS message sent. Event Type Code: 24; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:23:19

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:20:26

notice

CM-STATUS message sent. Event Type Code: 16; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:20:17

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:18:13

notice

CM-STATUS message sent. Event Type Code: 24; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:18:10

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:17:27

notice

CM-STATUS message sent. Event Type Code: 16; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 2.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 11:17:25

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:48:59

notice

CM-STATUS message sent. Event Type Code: 24; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:48:58

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:46:34

notice

GUI Login Status - Login Success from LAN interface; client ip=[(hiddenIPadd)];CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:46:24

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:45:45

notice

CM-STATUS message sent. Event Type Code: 23; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:45:42

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:42:27

notice

CM-STATUS message sent. Event Type Code: 16; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 1.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:42:26

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:42:09

notice

CM-STATUS message sent. Event Type Code: 16; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 1.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:42:08

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:40:33

notice

CM-STATUS message sent. Event Type Code: 24; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:40:30

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:37:34

notice

CM-STATUS message sent. Event Type Code: 23; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:37:30

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:35:17

notice

CM-STATUS message sent. Event Type Code: 16; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 1.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:35:10

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:32:17

notice

CM-STATUS message sent. Event Type Code: 16; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 1.;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:32:07

critical

No Ranging Response received - T3 time-out;CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

24/10/2026 10:30:19

notice

GUI Login Status - Login Success from LAN interface; client ip=[(hiddenIPadd)];CM-MAC=(hiddenMACadd);CMTS-MAC=(hiddenMACadd);CM-QOS=1.1;CM-VER=3.1;

 

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