ng_pptpgre + netmask_change results to lock

Gleb Smirnoff glebius at
Fri Jun 1 11:30:15 UTC 2007

On Wed, May 30, 2007 at 02:32:21PM +0300, Alexander Motin wrote:
A>  Nikos Vassiliadis wrote:
A> >> In my case doing a few times:
A> >> ifconfig fxp0
A> >> ifconfig fxp0
A> >> locks the box.
A>  Doing this you are dropping all routes going via that network. Probably you 
A>  are dropping route to your pptp peer which can lead to wrapping tunnel 
A>  inside himself.

Yes. This is a known problem with netgraph tunnels.

Totus tuus, Glebius.

More information about the freebsd-net mailing list