Normally ehd is accessed by going to:
http://<server>/ehelpdesk/login.glml
Once logged in you are taken to:
http://<server>/ehelpdesk/home.glml
To access the mobile pages home go here:
http://<server>/ehelpdesk/pda/ticketList.glml
To access the iphone pages home go here:
http://<server>/ehelpdesk/ip/home.glml