... , Do you know if GRE or gif is having a keepalive option? I searched with google and the archives and I ... that I have is as I run GRE over IPSec and I would like to ... tunnel is down with the help of GRE interface which it should go down if ...

openbsd-misc - Alex Berdan - May 17 2007 - 07:46

... Is OpenBSD having any plans with this GRE keepalives? (Unfortunately my environment is not all ... could lower your timers then... > > > My GRE interface never goes down when the IPsec goes down. > > That's normal, gre doesn't know about link state.

openbsd-misc - Alex Berdan - May 17 2007 - 12:02

... OSPF for the link state I use BGP. My GRE interface never goes down when the IPsec goes down ... : > > Do you know if GRE or gif is having a keepalive option? > > Not directly, but you can add one using ospfd(8) or ifstated(8). > > -- Alex

openbsd-misc - Alex Berdan - May 17 2007 - 11:11

... run any dynamic routing protocol over GRE/IPSec tunnel. If you have OpenBSD ... as in CISCO > > there are keepalives > > Unfortunately, despite GRE being documented across a ... find any docs on packet formats > or implementation. Have you come across any ...

openbsd-misc - Alex Berdan - May 17 2007 - 13:44

On 2007/05/17 13:46, Alex Berdan wrote: > Do you know if GRE or gif is having a keepalive option? Not directly, but you can add one using ospfd(8) or ifstated(8).

openbsd-misc - Stuart Henderson - May 17 2007 - 08:58

... : > I was curious about the GRE implementation on OpenBSD as in CISCO > there are keepalives Unfortunately, despite GRE being documented across a number ... 't find any docs on packet formats or implementation. Have you come across any?

openbsd-misc - Stuart Henderson - May 17 2007 - 12:29

... don't run > any dynamic routing protocol over GRE/IPSec tunnel. > If you have OpenBSD as VPN concentrator ... see this and eventually purpose a alternate > solution or implement keepalives in the distribution. I already found some pages about how to turn ...

openbsd-misc - Stuart Henderson - May 17 2007 - 16:59

... OSPF for the link state I use BGP. Well, you could lower your timers then... > My GRE interface never goes down when the IPsec goes down. That's normal, gre doesn't know about link state.

openbsd-misc - Stuart Henderson - May 17 2007 - 11:40