vtpVlanEditRingNumber 1.3.6.1.4.1.9.9.46.1.4.2.1.7

The ring number which would be used for this VLAN. This object is only instantiated when the value of the corresponding instance of vtpVlanEditType has a value of 'fddi' or 'tokenRing' and Source Routing is in use on this VLAN.