[FROG] FRR 7.0 BGP does not connect to passive neighbor

Donald Sharp sharpd at cumulusnetworks.com
Thu Apr 18 10:24:44 EDT 2019


vtysh -c "show ver"

As well as `show bgp nexthop`

donald

On Thu, Apr 18, 2019 at 8:25 AM Chris G <chris.g at euronet.space> wrote:
>
> Dear Christoffer,
>
> Thank you for your reply!
>
> I don't have access to my provider's BGP configuration I'm afraid.
> However I am pasting my end of the setup below.
>
> It might be relevant to note that the BGP instance is configure inside a
> view, as I do not need anything to be installed in the main routing table.
>
> I am using tcpdump to listen on the network interface for any traffic,
> and FRR doesn't appear to be initiating any connections to my upstream.
>
> My BGP config:
>
> router bgp 65001 view ISP
>   bgp router-id 192.168.255.227
>   bgp log-neighbor-changes
>   neighbor 192.168.255.225 remote-as 65000
>   neighbor 192.168.255.225 description default
>   neighbor 192.168.255.225 update-source 192.168.255.227
>   neighbor 192.168.255.225 timers 10 30
>   neighbor 192.168.200.29 remote-as 65000
>   neighbor 192.168.200.29 description full-table
>   neighbor 192.168.200.29 ebgp-multihop 255
>   neighbor 192.168.200.29 update-source 192.168.255.227
>   !
>   address-family ipv4 unicast
>    network 10.10.10.0/24
>    neighbor 192.168.255.225 soft-reconfiguration inbound
>    neighbor 192.168.255.225 weight 1000
>    neighbor 192.168.255.225 prefix-list AS65001-export out
>    neighbor 192.168.200.29 soft-reconfiguration inbound
>    neighbor 192.168.200.29 weight 1000
>    neighbor 192.168.200.29 prefix-list noexport out
>   exit-address-family
> !
>
> Kind regards,
> Chris
>
> On 18.04.2019 12:58, Hansen, Christoffer wrote:
> >
> > On 18/04/2019 10:21, Chris G wrote:
> >> I have an issue where my BGP neighbor is configured in passive mode,
> >> however my BGP (FRR 7.0) instance does not attempt to connect to this
> >> neighbor.
> >>
> >> Is this expected behavior? Is there any way I can force my BGP instance
> >> to initiate a connection to the passive BGP neighbor ?
> > Could you provide the relevant neighbor configuration from both sides of
> > you BGP peering in this context?
> >
>
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