user_javf7h's profile

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Thursday, August 13th, 2026 3:32 PM

CRITICAL OUTSIDE PLANT FAILURE: Upstream 59 dBmV & Water Ingress (Noblesville, IN)

Hello Xfinity Forum Team,

I need this case escalated directly to Area Line Maintenance and Regional Network Engineering. Despite multiple technician visits and 100% replacement of all customer-premise hardware (modem, indoor wiring, pedestal drop, and pole riser), my service is suffering from chronic, weather-driven outside plant failure.

Real-time diagnostics captured during today's rain event show:

  • Upstream Power Pinned: All upstream channels are saturated at 59.0 dBmV as the CMTS forces maximum transmission power to overcome line resistance.

  • Massive Packet Corruption: Uncorrectable codeword errors have surged to over 1.67 billion on Channel 28.

  • Isolated Outside Plant Fault: A side-by-side control comparison with a neighboring line on the same node shows 0.00% packet loss, proving my premise wiring is clean and the defect is entirely in the street tap or feeder hardline.

All customer-side variables are exhausted. A line maintenance bucket truck and physical plant audit are urgently required to inspect, dry, and repair the tap enclosure on Wagon Trail Dr.

Thank you,

Jeff [Edited: "Personal Information"]

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2.2K Messages

1 hour ago

Good Morning, @user_javf7h! Thank you so much for taking the time to reach out to us here on the Xfinity Forums. I am very sorry to hear about the experience with your connection, it certainly is not what we want for our customers. I would be more than happy to dive into the account details, and ensure we get the signal more stable. Can you please send us a DM to get started? 

 

Please send us a direct chat message with your full name and complete service address to “Xfinity Support”. To do so, click on the chat icon located at the top right of this forum's page.

Here are the detailed steps to direct message us:

  1. Click "Sign In" if necessary. 
  2. Click the "Direct Messaging" icon. 
  3. Click the "Start new conversation" (pencil and paper) icon. 
  4. In the "To:" line, type "Xfinity Support". 
  5. As you type, a drop-down list will appear. Select "Xfinity Support" from that list. 
  6. An "Xfinity Support" graphic will replace the "To:" line. 
  7. Type your message in the text area near the bottom of the window. 
  8. Press Enter to send it.

https://forums.xfinity.com/conversations/guidelines/how-to-direct-messaging-within-the-forum/697ba1e570934d009185c514

(edited)

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