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This is the support site for Andrews & Arnold Ltd, a UK Internet provider. Information on these pages is generally for our customers but may be useful to others, enjoy!

Stopping Open DNS - FireBrick 2700: Difference between revisions

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[[File:Fb2700-dns.png|600px]]
[[File:Fb2700-dns.png|600px]]


==Testing Access==

The web interface of the FireBrick can list what services are open, go to
Diagnostics - Access Check
Enter an Source IP of an IP on the Internet.

The FireBrick will then list all the services open to that IP address, eg:

DNS resolver access:-
This address is not on a local Ethernet subnet and so not allowed access.