You can access the login page using your server IP address and HTTP protocol. Something like,
http://192.168.0.100/block,login.jsp
If you use SandWatch GUI pack from v4.6.1.5 or later,
http://192.168.0.100/login
http://192.168.0.100/block,login.jsp
If you use SandWatch GUI pack from v4.6.1.5 or later,
http://192.168.0.100/login