Re: bird6 1.4.5 OSPFv3 LSA checksum failures

2015-04-25 Thread Ondrej Zajicek
On Sat, Apr 25, 2015 at 08:54:13PM +0100, Chris Boot wrote: > The problem happens because BIRD doesn’t verify the checksum by running > Fletcher against the received packet and testing for zero; rather it: > - sets the checksum in the packet to 0 > - runs the checksum calculation on the LSA data >

Re: bird6 1.4.5 OSPFv3 LSA checksum failures

2015-04-25 Thread Chris Boot
Hi folks, On 25 Apr 2015, at 16:35, Chris Boot wrote: > > Hi folks, > > I’m running bird6 1.4.5-1 (from Debian jessie) on my home network. Quite > regularly I see floods of "Received bad lsa checksum” message in my syslog on > the two routers that run BIRD, which causes connectivity interrupt

bird6 1.4.5 OSPFv3 LSA checksum failures

2015-04-25 Thread Chris Boot
Hi folks, I’m running bird6 1.4.5-1 (from Debian jessie) on my home network. Quite regularly I see floods of "Received bad lsa checksum” message in my syslog on the two routers that run BIRD, which causes connectivity interruptions. The network is made up of a variety of devices running differe