set vrf name red-green123_be table 100
set vrf name red-green123_be vni 100
commit

[email protected]# vtysh -c "show run" | grep -A 3 "vrf "
vrf red-green123_be
 vni 100
 exit-vrf
!

delete vrf
commit

[email protected]# vtysh -c "show run" | grep -A 3 "vrf "
vrf red-green123_be
 vni 100
 exit-vrf
!
[edit]
[email protected]# show vrf
Configuration under specified path is empty
[edit]