For NIS, check this KB -
Creating a new firewall rule in Norton Internet Security 2011
http://us.norton.com/support/kb/web_view.jsp?wv_type=public_web&docurl=20100422105240EN&layout=VirtuOZ
For Norton 360 see
Creating a new firewall rule for Norton 360 Version 4.0
http://us.norton.com/support/kb/web_view.jsp?wv_type=public_web&docurl=20100120112623EN&layout=VirtuOZ
For Norton issues, you should visit the Norton community, as this forum is for Enterprise product support.
http://community.norton.com/norton/
Best,
Thomas