problem with appeal to seite

Hello, I have for a long time nen problem with call one certainly side,however, undzwar lXst these itself open occasionally briefly as soon as I dan on something clicks
is put back the Verbinung or network time excess or side cannot be found... and dan first for a whole one she stays to me dan once more briefly can open
the problem is independent browser and PC (from 3 PCs tried), nevertheless, only with me thus (in the house)
:stacheln with us 5 7 PCs are always connected in a NETGEAR RP614 Router with usual Lan to cables ...
I have already seen on occasion gegoogelt, unfortunately, only unanswered or similar cases not having helped myself. Having vll still somebody an idea what one could make with it it again goes?
standart Windows Firewall is deactivated and the anti-viruses programme as well as the Firewall of the Routers.