mobash-rasool

@routingrocks : Can you add a topotest for this?

@routingrocks: Shouldn't the test case in #13619 fail since that PR does not contain your fix?

ci:rerun failures are not multicast related

CI: micronet

> Investigating multicast failure https://ci1.netdef.org/browse/FRR-PULLREQ2-13561/ please update once the investigation is complete.