Differences between RIPv1 and RIPv2

RIPv1	RIPv2
Classful	Classless
Does not support VLSM	Supports VLSM
Does not send subnet mask with periodic updates	Sends subnet masks with periodic updates
Use 255.255.255.255 to send periodic updates	Use 224.0.0.9 to send periodic updates
Do not support authentication	Supports authentication