[quagga-dev 5463] Re: [PATCH] ISIS support on big-endian architecture
Joakim.Tjernlund at transmode.se
Tue Jun 3 21:56:15 BST 2008
> -----Original Message-----
> From: quagga-dev-bounces at lists.quagga.net [mailto:quagga-dev-bounces at lists.quagga.net] On Behalf Of
> Joakim Tjernlund
> Sent: den 2 juni 2008 17:27
> To: paul at clubi.ie; quagga-dev at lists.quagga.net
> Cc: 'Jingjing Duan'
> Subject: [quagga-dev 5424] Re: [PATCH] ISIS support on big-endian architecture
> On Mon, 2008-06-02 at 16:13 +0100, paul at clubi.ie wrote:
> > On Sun, 1 Jun 2008, Joakim Tjernlund wrote:
> > > Secondly, I don't think LSA s will be bigger than 1500(maybe I am
> > > missing something here)
> > LSAs can be up to max-IP-datagramme-size - sizeof(struct IP) - sizeof
> > (ospf header) - sizeof (OSPF LSA update header). I.e. much bigger
> > than 1500.
> I see, basically MTU - some bytes then.
> I saw the
> #define OSPF_MAX_LSA_SIZE 1500U
> in ospf_lsa.h so I presumed that this was an upper limit.
the value of MODX is 5802 but
in quagga ISIS it looks like it is 5803.
Perhaps this is OK, but better safe than sorry.
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