3 Messages

Tuesday, May 19th, 2026 2:00 PM

Repeated instances of packet loss

Hi Xfinity Forums,

I'm at my wit's end here. I have been experiencing repeated packet loss randomly occurring throughout the day for the better part of a month. Some days are better than others, and while a few of these instances have resulted in "outages" marked a "network damage", there are others that seemingly never get flagged by xfinity and I simply suffer from packet loss, disconnection, and general slowness. The impairment is experienced over an ethernet connection as well as wifi. I've been using pingplotter to track/graph the data sporadically dating back to late March (and am happy to provide those records in a DM.)

These disruptions are proving to be very disruptive to all members of the house, who work from home, as well as outside of work hours when attempting to game or stream videos/movies. I have the 2000Mbps (2000 down, ~300 up) package and regularly notice that speedtests will hang at around 1000-1100Mbps and only a restart of the modem helps.

I beg to the xfinity overlords and tech guru's, please give me back my stable internet connection, for the past several years I've had service at this address, I've never experienced such unreliable and frustrating levels of service.

ANY help is appreciated. Thanks.

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3 Messages

1 hour ago

Additionally, I am providing my signal levels here, which seem to indicate they may be out of spec, according to https://forums.xfinity.com/conversations/your-home-network/connection-troubleshooting-tips/602da777c5375f08cdea3db9 

Downstream Channel Bonding Value
Channel ID 36 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 37 38 39 40 41 42 43 44 193
Lock Status Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked Locked
Frequency 639 MHz 501 MHz 507 MHz 513 MHz 519 MHz 525 MHz 531 MHz 537 MHz 543 MHz 549 MHz 555 MHz 561 MHz 567 MHz 573 MHz 579 MHz 585 MHz 591 MHz 597 MHz 603 MHz 609 MHz 615 MHz 621 MHz 627 MHz 633 MHz 645 MHz 651 MHz 657 MHz 663 MHz 669 MHz 675 MHz 681 MHz 687 MHz 957000000
SNR 38.5 dB 40.0 dB 40.0 dB 39.9 dB 40.0 dB 39.8 dB 39.8 dB 39.6 dB 39.7 dB 39.4 dB 39.5 dB 39.2 dB 39.4 dB 38.9 dB 39.2 dB 38.8 dB 39.0 dB 38.9 dB 38.9 dB 38.9 dB 39.0 dB 38.6 dB 38.8 dB 38.6 dB 38.9 dB 39.0 dB 38.5 dB 38.6 dB 38.7 dB 37.6 dB 38.0 dB 38.4 dB 32.9 dB
Power Level -10.6 dBmV -8.8 dBmV -9.3 dBmV -9.7 dBmV -9.3 dBmV -9.3 dBmV -9.5 dBmV -9.6 dBmV -9.4 dBmV -9.6 dBmV -9.5 dBmV -10.0 dBmV -9.6 dBmV -10.1 dBmV -9.8 dBmV -10.3 dBmV -9.8 dBmV -10.3 dBmV -10.2 dBmV -10.1 dBmV -10.1 dBmV -10.6 dBmV -10.3 dBmV -10.3 dBmV -10.4 dBmV -10.3 dBmV -10.8 dBmV -10.7 dBmV -10.7 dBmV -10.8 dBmV -11.5 dBmV -11.0 dBmV -17.9 dBmV
Modulation 256 QAM 256 QAM 256 QAM 256 QAM 256 QAM

Upstream Channel Bonding Value
Channel ID 1 2 3 4 41
Lock Status Locked Locked Locked Locked Locked
Frequency 16 MHz 22 MHz 29 MHz 35 MHz 36 MHz
Symbol Rate 5120 5120 5120 5120 0
Power Level 53.0 dBmV 53.8 dBmV 54.0 dBmV 54.5 dBmV 47.7 dBmV
Modulation QAM QAM QAM QAM OFDMA
Channel Type ATDMA ATDMA ATDMA ATDMA TDMA

Expert

 • 

118K Messages

33 minutes ago

Yep. The signals are borked. Have you tried doing any of the tips from that article ?

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