[dev] Regarding trapping of BGP control packets in frr
Quentin Young
qlyoung at cumulusnetworks.com
Fri May 31 15:47:01 EDT 2019
This is correct.
> On May 31, 2019, at 12:59 PM, Jia Chen <jchen1 at paloaltonetworks.com> wrote:
>
> Control packets have no reason to go through RTM which is what zebra does. Other protocols like ospf/ISIS/Multicast should not go through zebra either.
>
> On Wed, May 15, 2019 at 8:56 AM Quentin Young <qlyoung at cumulusnetworks.com <mailto:qlyoung at cumulusnetworks.com>> wrote:
> No, BGP packets are not routed through Zebra. bgpd manages its own sockets. All BGP I/O code is in bgp_io.c and bgp_network.c.
>
> Quentin
>
> > On May 15, 2019, at 2:27 AM, sudhanshu kumar <sudhanshu22 at gmail.com <mailto:sudhanshu22 at gmail.com>> wrote:
> >
> > Hi,
> > I would like to know how does a BGP control packet sent by a peer get trapped by BGP in frr. Does it come to zebra first before being trapped by BGP. It would be good to indicate the functions called for this ?
> >
> > Thanks & Regards,
> > Sudhanshu
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