SOLVED On Tue, Feb 9, 2010 at 9:48 AM, Arun Khan <knura9 at gmail.com> wrote: > I am going to request the hardware vendor to send their engineer and > to take on the next steps. The hardware vendor finally sent their technical support team. > Will post final findings over here when the problem is solved. After investigation, they concluded the card was overheating and this was the possible cause of link going up/down. They have changed the location of the server. Hopefully, the problem will not manifest again. -- Arun Khan