On 03/06/2013 10:06, Steinar H. Gunderson wrote: > 2013/6/2 Brian E Carpenter <[email protected]>: >>> I'm not sure about other switches, but for the Catalyst 3750/3750G, it >>> means some quirks with IPv6 ACLs. The 3750/3750D can do ACLs on full >>> /128's, but only if the lower 64 bits are EUI64. >> Huh? How can it possibly know that? (see draft-ietf-6man-ug) > > Presumably he means that the middle bits are ff:fe.
And the UG bits are 10. But none of that proves that the identifier is EUI64. It only proves that it *might* be EUI64. Brian
