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For queries about your TalkTalk broadband service.

Problems with Sagemcom-FAST5364-3.T8 version SG4K100174 connecting

kcegginton
Team Player
Private Message TalkTalk
Message 45 of 45

  The main problem is that the router has been dropping the connection more and more frequently and then taking up to 3 hrs to reconnect - fast orange blinking, slow orange blinking, white/orange blinking - then repeat & repeat - no steady white for up to 3 hrs.  No improvement after power-cycling and restarting gateway.

 >  I replaced router with an old Plusnet router - no problem - immediate, fast and steady connection - I would stick with that except that it was last updated in 2019 - so, potentially vulnerable.

 >  I have performed factory reset (both with pinhole on back and through online management screen) - problem recurred after reset.

 >  Logging into Router (192.168.1.1) now raises flags about a 'Self-signed' security certificate - I don't remember seeing this before - all browsers force me to ignore warning.

 >  I think it was after the last firmware update (months ago) that a worrying problem arose - the Dashboard Connection status reports "Your router is not currently connected to the internet" - depite it clearly being Online and the router (apparently) working correctly.  The connection diagram shows red line between 'router' and 'world'

>  The log is now showing some DNS errors - "netmon-control.dropbox.com" and Amazon & Avast urls as in attached screengrab.  Not seen before reset.

 

My worry is that my router is either failing or has been hacked.

 

Any help would be appreciated,

Ken

 


DNS errors.jpeg
kcegginton
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44 REPLIES 44

Message 41 of 45

Hi Michelle,

 
Thank you for your attention to my problem. 
 
A replacement router might be a good place to start - I am quite concerned about the constant  misreporting of internet connection status and browser warnings about the 'self-certified' nature of the security certificate regardless of the connection issues.  
 
In that regard, I notice from the logs that during the last two nights, ADSL dropped at 03:30 (I assume by your command) but connection was re-established about 30 seconds later with no problem - so that is good - but I have not tried a full power-cycle to see if the full connection issues remain.
 
I take it that you have my postal address to send the replacement router to.
 
Cheers,
Ken
kcegginton
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Message 42 of 45

Good morning,

 

I'm sorry to hear this. I've run a test on the line which is clear. Would you like us to send a replacement router for testing purposes to rule this out?

 

Thanks

 

Michelle

 

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kcegginton
Team Player
Private Message TalkTalk
Message 43 of 45

I certainly need to get this sorted - profile is up-to-date.

Thanks

kcegginton

ferguson
Community Star
Private Message TalkTalk
Message 44 of 45

If you would like the support team to look into this for you make sure that your personal details including TalkTalk phone number and/or account number are complete on your community profile (click here) so that they can link your forum identity with your account and then wait for them to respond. Bear in mind that they won't be back online until Monday. 

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