Bugtraq mailing list archives

Re: Router filtering not enough! (Was: Re: CERT advisory )


From: shipley () merde dis org (Pete Shipley)
Date: Thu, 26 Jan 1995 18:36:51 -0800


How hard would it be to modify tcpwraper (for example) to check the
incomming MAC address on a connection and to be worried if it came from a
list of routers but the address was the local net?

This breaks people who might have their netmasks set incorrectly on the local
net.

this might encourage people to fix their netmasks...



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