Hi Tyson You mean the dhcp snooping adds option 82 for security purpose. That makes sense.
With regards Kings On Fri, May 27, 2011 at 7:09 AM, Tyson Scott <[email protected]>wrote: > part of the purpose is that if you had a client misbehaving on the network > if the DHCP server supported option 82 information you would be able to go > to the DHCP server and look at the information and know what device on the > network and what port on a switch or circuit for L3 devices, it is connected > to and take action at the access layer. > > > > Regards, > > > > Tyson Scott > CCIE # 13513 R&S, Security, and SP > Advanced Technology Racks LLC > [email protected] > Phone: 248-476-5372 > Cell: 248-504-7309 > > > > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *Kingsley Charles > > *Sent:* Wednesday, May 25, 2011 1:28 PM > *To:* [email protected] > *Subject:* [OSL | CCIE_Security] option 82 of GIAddr of 0.0.0.0 with dhcp > snoopong > > > > Hi all > > When we enable dhcp snooping on the switch, why is option 82 of GIAddr of > 0.0.0.0 added to the DHCP request packets flowing across? I don't see it > added, when dhcp snooping is disabled. > > > > > > With regards > > Kings >
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