From: Joe Chang (changjoe@earthlink.net)
Date: Mon Jan 13 2003 - 20:10:55 GMT-3
Neat way of foiling DoS attacks, but how could an edge ISP router hold an
RPF entry for every Internet network that a customer could possibly access?
I don't think RPF allows for summary entries in the RPF table...
----- Original Message -----
From: "Jason Sinclair" <sinclairj@powertel.com.au>
To: <Sam.MicroGate@usa.telekom.de>; <ccielab@groupstudy.com>
Sent: Monday, January 13, 2003 6:54 PM
Subject: RE: Unicast RPF
> Sam,
>
> Uni RPF is a security technique to help overcome some of the common DoS
> attacks that are based on forged headers (spoofing). For details see:
>
>
http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fsec
> ur_c/fothersf/scfrpf.htm
>
> Cheers,
>
> Jason Sinclair CCIE #9100
> Manager, Network Control Centre
> POWERTEL
> 55 Clarence Street,
> SYDNEY NSW 2000
> AUSTRALIA
> office: + 61 2 8264 3820
> mobile: + 61 416 105 858
> email: sinclairj@powertel.com.au
>
> -----Original Message-----
> From: Sam.MicroGate@usa.telekom.de [mailto:Sam.MicroGate@usa.telekom.de]
> Sent: Tuesday, 14 January 2003 09:08
> To: ccielab@groupstudy.com
> Subject: Unicast RPF
>
> Hello Group,
>
> I know what a multicast Reverse Path Forwarding is. Anyone can explain to
me
> what is a unicast RPF? Does it have the same meaning as in multicast?
>
> Thanks.
>
> Sam
> .
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