Timed out while doing Export to OVF...

Hi friends

I was doing Export OVF template.. of a VM (RHEL6 guest) which is around 60GB from my ESXi5.1 to my laptop. every time i try while in progress around 5% to 6% it is saying that timed out.. as below. i have a 1gig direct connectivity between my laptop & ESXi5.1 host. so what is the problem & how can i resolve this issue can anyone tell me please because it is very important to keep a backup of this VM.

thanks!