can you post the stats from your hub not the logs
try quiet line test dial 17070 option 2 should be quiet and best with corded phone
are you using the test socket with a filter to see if that helps stability by eliminating your internal wiring as causing a problem
So far the drops in connection have not affected you down connection speed - up is lower though
what about quiet line test?
have you tried test socket with a filter?
Was there any noise with cordless phone. Dull hum is often heard
the test socket helps eliminate internal wiring as causing your disconnection problem especially as you are currently using and extension socket and may have other extension sockets. When using test socket there should be no dial tone at any extension socket