1. |
ARP stands for Address Resolution Protocol. |
Whereas RARP stands for Reverse Address Resolution Protocol. |
2. |
Through ARP, (32-bit) IP address mapped into (48-bit) MAC address. |
Whereas through RARP, (48-bit) MAC address of 48 bits mapped into (32-bit) IP address. |
3. |
In ARP, broadcast MAC address is used. |
While in RARP, broadcast IP address is used. |
4. |
In ARP, ARP table is managed or maintained by local host. |
While in RARP, RARP table is managed or maintained by RARP server. |
5. |
In Address Resolution Protocol, Receiver’s MAC address is fetched. |
While in RARP, IP address is fetched. |
6. |
In ARP, ARP table uses ARP reply for its updation. |
While in RARP, RARP table uses RARP reply for configuration of IP addresses . |
7. |
Hosts and routers uses ARP for knowing the MAC address of other hosts and routers in the networks. |
While RARP is used by small users having less facilities. |