| Abbreviation | Definition |
|---|---|
| RPR | Route Processor Redundancy |
| RPS | Redundant Power System |
| RPS | Ring Parameter Server |
| RPSL | Routing Policy Specification Language |
| RR | Receive Ready |
| RR | Request Resource |
| RR | Round Robin |
| RRA | Round Robin Archive |
| RRAS | Remove From A Server |
| RRAS | Routing and Remote Access |
| RRCB | Request Response Control Block |
| RRD | Round Robin Data |
| RRGM | Reference Region Group Mobility model |
| RRH | Restricted Repeating of History |
| RRH | Reverse Routing Header |
| RRM | Route Reconfiguration Method |
| RRN | Route Reestablishment Notification |
| RRS | Remote Reboot Switch |
| RS | Real Slow |
| RS | Really Slow |