bird init state

[Ondrej Zajicek]

On Mon, Apr 02, 2012 at 09:40:19PM +0300, Tapio Haapala wrote:
> Hello,
> Is this allready fixed on svn version?
>
> With old bird we had problem that some times it leave ospf serrions to  
> init state.
> With 1.3.5 bird looks that there is still problem that if remote ospf  
> peer get hanged "right way" (on this case guagga node) bird leave  
> session to init state. Naturally this is quagga problem and routes behid  
> that node is dead anyway. BUT looks that if any of ospf sessios are down  
> it can disturb routes from other sessions on same interface. Other  
> sessions on same interface go to 2way/other state and routes are lost  
> also behind of them.
>
> So if we have this kind configuration
>
> rA ----- rB
>              |
>            SW
>            /  \
> netC-rC  rD - netB
>                 |
>                netA
>
> And if session to rC hangs to init state it cause that rD go to  
> 2way/other and also routes to netB and netA are lost.

If the rC disappears and it was designated router (full/dr in state
field, it may be a different neighbor in each 'run') before, the
new DR have to be elected. Did the condition solved itself
(rD become full/*) after a while?

-- 
Elen sila lumenn' omentielvo

Ondrej 'SanTiago' Zajicek (email: santiago at crfreenet.org)
OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net)
"To err is human -- to blame it on a computer is even more so."
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