[FROG] EIGRP: neighbor configuration validation error

Donald Sharp sharpd at cumulusnetworks.com
Wed Oct 14 11:26:30 UTC 2020


Amol -

That particular command has not been implemented.  The warning issued
in this case is hard to interpret for that.  I've submitted a PR that
tones down the messaging to something that is more end user friendly:

https://github.com/FRRouting/frr/pull/7302

donald

On Wed, Oct 14, 2020 at 3:51 AM Amol Lad <Amol.Lad at 4rf.com> wrote:
>
> Hi,
>
> I'm getting below error when trying to setup EIGRP neighbor. I initially suspected it could be because of /32 prefix but same problem comes with /24 network also.
>
> FRR(config)# router eigrp 123
> FRR(config-router)# network 10.0.0.254/32
> FRR(config-router)# neighbor 10.0.0.1
> % Configuration failed: validation error.
>
> Please check the logs for more details.
> FRR(config-router)#
>
> Syslog output:
> warning 2035-03-29T19:10:55+00:00 eigrpd: [EC 100663331] nb_callback_configuration: error processing configuration change: error [internal inconsistency] event [validate] operation [create] xpath [/frr-eigrpd:eigrpd/instance[asn='65000'][vrf='default']/neighbor[.='10.0.0.1']]
> warning 2035-03-29T19:10:55+00:00 eigrpd: [EC 100663337] nb_candidate_commit_prepare: failed to validate candidate configuration
>
> I'm using FRR 7.4 and libyang 1.0.167
>
> Please advise.
> Thanks
> Amol
>
>
> ==
>
>
> FRR(config-router)# do show ip route
> ...
> N>* 10.0.0.1/32 [10/0] is directly connected, gre1, weight 1, 00:15:37
> N>* 10.0.0.2/32 [10/0] is directly connected, gre1, weight 1, 00:28:34
> E   10.0.0.254/32 [90/28160] is directly connected, gre1, weight 1, 00:00:12
> C>* 10.0.0.254/32 is directly connected, gre1, 21:34:35
> ...
>
> FRR(config-router)# do show ip eigrp interfaces
>
> EIGRP interfaces for AS(123)
>
> Interface  Bandwidth  Delay      Peers  Xmit Queue   Mean    Pacing Time    Multicast    Pending  Hello    Holdtime
>                                          Un/Reliable  SRTT    Un/Reliable    Flow Timer   Routes
> gre1        100000     10         0      0 / 0         0       0              0            0       5        15
>
> ===
>
> 24: gre1 at eth2: <MULTICAST,UP,LOWER_UP> mtu 1472 qdisc noqueue state UNKNOWN group default qlen 1000
>     link/gre 0.0.0.0 brd 0.0.0.0
>     inet 10.0.0.254/32 brd 255.255.255.255 scope global gre1
>        valid_lft forever preferred_lft forever
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