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Member-Owned Router Options for Xfinity Fiber service (EPON)
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“unknown devices” connecting via ethernet to XB8 gateway SOLVED - caused by “known ethernet devices” generating additional MAC addresses
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2065
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Port forwarding for wired ethernet device
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4688
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Gigabit speed troubleshooting video
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Internet Troubleshooting Tips
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(14298)

Recurring Signal Collapse / Massive Uncorrectable Errors (Outside Plant Issue)
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49
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Open Port for Port Forwarding isnt appearing
3
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141
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Need a reroute to Riot Games servers, Valorant. Confirmed by Riot Support that I'm experiencing a routing issue on your end.
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49
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Large packet loss outside my home network
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83
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Terrible latency after Xfinity maintenence on 07/22
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124
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internet problems
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23
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Cancel
1
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32
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Upstream partial service: bonded to 1 of 4 channels, T3/UCD storms every 11-12 minutes, and a 21-minute registration failure
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30
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No internet connection
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31
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Internet
3
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43
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XB6
3
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39
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Live agent
2
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35
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EPON customer-owned router — need ONU provisioning to remove XB8
1
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38
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Internet Data usage for August 2026 is not displaying
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62
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entire apt building experiences internet outage every day at 144pm for ~20minutes. comcast will not refer me to network support team
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29
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