[c-nsp] Router 1841 - IOS 12.4(19) - ipsec + nat - pptp behind nat not working

Rodney Dunn rodunn at cisco.com
Thu May 29 11:32:57 EDT 2008


Can you try 12.4(18a or b) that has the fix?

On Thu, May 29, 2008 at 04:57:36PM +0300, Gabriel Mateiciuc wrote:
> One last shot - reverted to 12.4.(15)T3 ... the damn thing works now.
> We experienced some nasty crashes with this version using NAT features but
> it seems using a clever combination of acl's and route-maps solves the
> problem.
> 
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Gabriel Mateiciuc
> Sent: 27 mai 2008 15:20
> To: cisco-nsp at puck.nether.net
> Subject: [c-nsp] Router 1841 - IOS 12.4(19) - ipsec + nat - pptp behind nat
> not working
> 
> Hello,
> Did anyone else hit the CSCsm34632 bug ?
> 
> Quote Cisco:
> 
> Symptoms: PPTP connection does not get established properly. Users are stuck
> in authentication phase 
> 
> Conditions: Occurs when PPTP server is behind a NAT router configured with a
> static NAT entry. 
> 
> Workaround: There is no workaround.
> 
> Has anyone found a work-around ? I run IOS 12.4(19). Anyone tried to go back
> to some 12.3 version ?
> 
> Any input would be appreciated.
> 
> 
> Gabriel Mateiciuc
> Academia de Studii Economice
> Departamentul Re?ele
> Echipa Infrastructura
> 
> 
> 
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