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1.6.11 License Key.................................................................................................................................39
1.6.12 Admin Users ...............................................................................................................................39
1.6.12.1 Add New Administrator .................................................................................................... 40
1.6.12.2 Change User Level.............................................................................................................. 40
1.6.12.3 Change Password ............................................................................................................... 41
1.6.12.4 Delete ................................................................................................................................... 41
1.6.13 Shutdown ....................................................................................................................................41
1.6.14 Support........................................................................................................................................41
1.7 Services Menu ............................................................................................................................................ 42
1.7.1 DHCP ............................................................................................................................................42
1.7.2 Radius............................................................................................................................................43
1.7.3 HTTP.............................................................................................................................................44
1.7.4 Firewall .........................................................................................................................................45
1.7.4.1 Firewall Configuration Options .......................................................................................... 46
1.7.4.2 Traffic Filtering Firewall Configuration Items ................................................................. 48
1.7.5 NTP................................................................................................................................................50
1.7.6 Preproxy........................................................................................................................................51
1.7.7 Web Cache ....................................................................................................................................51
1.7.8 DNS................................................................................................................................................51
1.8 Access Point Support................................................................................................................................. 53
1.8.1 Nortel ....................................................................................................................................................... 53
1.8.1.1 FTP .............................................................................................................................................53
1.8.1.2 AP List Tool...............................................................................................................................54
1.8.2 EnGenius ................................................................................................................................................. 54
1.8.2.1 Access Point Configuration ......................................................................................................54
1.8.3 BelAir ....................................................................................................................................................... 55
1.8.3.1 Access Point Configuration ......................................................................................................55
1.9 Tools............................................................................................................................................................ 57
1.9.1 Ping................................................................................................................................................57
1.9.2 Traceroute ....................................................................................................................................57
1.9.3 DNS Query....................................................................................................................................57
2 Command Line Interface ............................................................................................................................. 59
2.1 Secure Shell access ................................................................................................................................... 59
2.2 Using “sudo” commands . ......................................................................................................................... 59
2.3 Changing the password ............................................................................................................................. 59
2.4 Restarting System Services ....................................................................................................................... 60
2.5 Generate SSL Key & Certificate .............................................................................................................. 60
2.6 Using Emacs to Edit Files.......................................................................................................................... 61
2.7 Configure Port Forwarding ...................................................................................................................... 61
2.8 Using Tcpdump to monitor Traffic.......................................................................................................... 61
2.9 Using Arping to test a User's Connection................................................................................................ 62
2.10 Access SQL Database .............................................................................................................................. 63
2.10.1 Reset Failed Login Attempt ......................................................................................................63
2.10.2 Recover GUI Administrator Password ....................................................................................63
2.10.3 Delete Expired Users..................................................................................................................63
2.11 More Information .................................................................................................................................... 64
3 Installation..................................................................................................................................................... 65
3.1 Support Services ........................................................................................................................................ 65
3.2 Example Network Diagram ...................................................................................................................... 65
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