After, i removed and re-installed the Web server then restarted the vm, machine is starting in dashboard but not able to connect to VM thru rdp. Also, the default page for http://dtcws.cloudapp.net/ is not working as well.
what could be the reason.
Thanks
Syed
update : this solve my issues
http://stackoverflow.com/questions/15944274/windows-azure-remote-desktop-cant-connect