Source
The network address that, when combined with the corresponding next hop SourceMask value, identifies the source for which this entry specifies a next hop on an outgoing interface.
SourceMask
The network mask that, when combined with the corresponding next hop Source value, identifies the source for which this entry specifies a next hop on an outgoing interface.
IfIndex
The DVMRP interface slot/port number or VLAN ID for the outgoing interface for this next hop.
Type
Type is 0 or leaf if no downstream dependent neighbors exist on the outgoing virtual interface. Otherwise, type is branch.