At 01:04 AM 11/9/01 +0000, Myron Szymanskyj wrote: >--------------------- Attention ----------------------------- >A digest version of this list is now available. >Send email to [EMAIL PROTECTED], with the following message: >subscribe gb-users-digest your_email_address >Then unsubscribe from this list. >------------------------------------------------------------- >GNAT Box User Forum http://www.gnatbox.com/cgi-bin/Ultimate.cgi >Send postings to: [EMAIL PROTECTED] >Access the list archives at: http://www.gnatbox.com/gb-users/ >------------------------------------------------------------- >No. You've missed the point. Subnets and IP addresses can be totally >ignored. It does mean that the GnatBOX could end up with a rather large >table of MAC addresses. > >That the GnatBOX needs to know is that the protocol passing through it is >IP based then extract the port used, if TCP or UDP and the MAC address, if >asked to, ignoring the IP address. > >As mentioned by Brian, the only drawback is that some network cards can >have their hardware MAC address overridden, but then there has got to me >some way to turning off this feature. > >Think simple with this one. In this instance, the IP and subnet settings >are ignored. If it's an IP protocol transmission, look at the MAC address >and not the IP address, or, look at both. It's one dirty way of >validating that the IP address assigned to a computer is as it should be.
Here's a thought along the same lines: provide a way of manually entering ARP cache entries.
