| S No |
HSRP |
VRRP |
| 1 |
Cisco Propritory |
Open Standard |
| 2 |
RFC 2281 |
RFC 3768 |
| 3 |
HSRP routers communicate via multicast hello packets to – 224.0.0.2 for version 1 – 224.0.0.102 for version 2. |
VRRP routers communicate via multicast IP address 224.0.0.18 |
| 4 |
Separate IP Address needed for the Virtual |
If needed,VRRP can use the physical IP Address of the Virtual. |
| 5 |
One Master, One Standby and rest are listening |
One Master and all other routers are backup |
| 6 |
All virtual router use MAC address 0000.0c07.acXX where XX is the group ID. |
All virtual routers use 00-00-5E-00-01-XX as its MAC address |
| 7 |
Can track an interface for failover Failover by tracking interface |
Failover by tracking interface and IP address reachability. |
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