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Re: IPSec Complexity



  Nobody said that IPSec will replace/reinvent all access control policies.
I just said that IPSec has access control mechanisms and by doing transport
mode on some other tunneling method-- IPinIP or L2TP-- you lose that. Period.

  Dan.

On Fri, 18 Feb 2000 11:20:03 PST you wrote
> 
> >  You're right that most people won't really care that much whether FTP
> >and telnet have different algorithms applied to protect them but they
> >would probably care if putting a protect selector for L2TP, e.g.
> >           "10.10.10.1 udp <---> 172.16.2.1 udp 1701 protect"
> >would implicitly make a bypass selector for everything, e.g.
> >           "any <--> any allow"
> 
> Not so, if we step out side the IPSec only paradigm.  It is inadequate to ass
>ume
>  that IPSec
> will replace/reinvent all access control policies that have been in place.
> There are gateways that can apply on the fly ACLs on per connection basis.
> Such policies can be defined per group/per user/per host and deployed via LDA
>P.
> Using Selector lists to define access control does not scale and is
> operationally
> inefficient.


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