OT: DHCP IP address lockdown
Niall.oReilly at ucd.ie
Fri Dec 9 11:08:37 UTC 2011
On 8 Dec 2011, at 19:20, Frank Sweetser wrote:
> Alternatively, depending on your edge switch vendor, they may have features to
> enforce usage of DHCP on clients. They snoop DHCP transactions, and filter
> out traffic from a given MAC until it successfully gets an IP address from a
> DHCP server via a trusted uplink port. Ideally, it will also include some
> form of IP/ARP inspection to ensure that the machine uses only its DHCP
> assigned IP address.
We've planned to do this, and have started rolling it out.
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