[Info-vax] DECnet challenge

Mark Berryman mark at theberrymans.com
Sat Mar 2 13:36:33 EST 2019


On 3/2/19 5:34 AM, Bill Gunshannon wrote:
> On 3/2/19 5:32 AM, Andy Burns wrote:
>> Mark Berryman wrote:
>>
>>> The switches have been configured so that no port may accept a DECnet 
>>> MAC address not assigned to that port.
> 
> Which doesn't prevent someone from spoofing the MAC address.  A trivial
> task today.

Spoofing a MAC address in almost any given host is trivial.  However, 
with configuration as described, as soon as you do, your traffic doesn't 
get into the network.

Mark Berryman



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