Not all routes listed in "route show" for ONTAP 9.7

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Views:: 287

Visibility:: Public

Votes:: 0

Category:: ontap-9

Specialty:: nas

Last Updated:

Applies to

ONTAP 9.7

Issue

With ONTAP 9.6, it is not allowed to add two routes with same target subnet:

fas8200-2n-dal-1::> version

NetApp Release 9.6: Wed Jul 10 16:25:33 UTC 2019

fas8200-2n-dal-1::>

fas8200-2n-dal-1::> route show -vserver svm1

Vserver Destination Gateway Metric

------------------- --------------- --------------- ------

svm1 0.0.0.0/0 10.128.227.1 20

fas8200-2n-dal-1::>

fas8200-2n-dal-1::> route create -vserver svm1 -destination 30.150.0.0/16 -gateway 30.151.24.254

fas8200-2n-dal-1::>

fas8200-2n-dal-1::> route show -vserver svm1

Vserver Destination Gateway Metric

------------------- --------------- --------------- ------

svm1 0.0.0.0/0 10.128.227.1 20

30.150.0.0/16 30.151.24.254 20

2 entries were displayed.

fas8200-2n-dal-1::>

fas8200-2n-dal-1::> route create -vserver svm1 -destination 30.150.0.0/25 -gateway 30.151.26.254

Error: command failed: Duplicate route exists.

fas8200-2n-dal-1::>

With ONTAP 9.7P3, the "duplicated" route is added without error, while "route show" catch error about "Loop detected in next() for table vifmgr_vs_routes" and not all routes are listed:

fas8200-2n-dal-1::> version

NetApp Release 9.7P3: Fri Apr 17 14:37:51 UTC 2020

fas8200-2n-dal-1::>

fas8200-2n-dal-1::> route show -vserver svm1

Vserver Destination Gateway Metric

------------------- --------------- --------------- ------

svm1 0.0.0.0/0 10.128.227.1 20

30.150.0.0/16 30.151.24.254 20

2 entries were displayed.

fas8200-2n-dal-1::>

fas8200-2n-dal-1::> route create -vserver svm1 -destination 30.150.0.0/25 -gateway 30.151.26.254

fas8200-2n-dal-1::>

fas8200-2n-dal-1::> route show -vserver svm1

Vserver Destination Gateway Metric

------------------- --------------- --------------- ------

svm1 0.0.0.0/0 10.128.227.1 20

30.150.0.0/25 30.151.26.254 20

Error: show failed on vserver "svm1" destination "30.150.0.0/25" gateway "30.151.26.254": Loop detected in next() for table vifmgr_vs_routes. Next on "3 30.150.0.0/25 30.151.26.254" returned "3 30.150.0.0/16 30.151.24.254".

2 entries were displayed.

fas8200-2n-dal-1::>