Install DSM server on window 2003 server, port 80 was occupied.
Finding out that IISadmin service in enabled according to the operation statement of service on computer. IISadmin occupied port 80 in default, and this leads to clash with DSM service.
1、 input “sercices.msc” in cmd and stop “World Wide Web Publishing” service.
2、 Access into cmd, input “netstop w3svc”, if you don’t want this service runs again after restart computer, you need to change startup mode of this service into manual.