Acronyms
| RM | Resource Management | 
| RMA | Return Merchandise Authorization | 
| RQU | Receive Queue Underrun | 
| Recommended Standard defined by Electronic Industries Association | |
| Real Time - Variable Bit Rate | |
| RW | 
S
| SAAL | Signaling ATM Adaptation Layer | 
| SAR | Segmentation And Reassembly | 
| SAR Protocol Data Unit | |
| SBE | System Bus Error | 
| SCR | Sustainable Cell Rate | 
| SDH | Synchronous Digital Hierarchy | 
| SEAL | Simple Efficient Adaptation Layer | 
| SMF | Single Mode Fiber | 
| SMDS | Switched Multimegabit Data Service | 
| SNMP | Simple Network Management Protocol | 
| SONET | Synchronous Optical Network | 
| Synchronous Transport Module 1 | |
| Synchronous Transport Module n (where ‘n' is an integer) | |
| Synchronous Transport Module n - concatenated (where ‘n' is an integer) | |
| STP | Shielded Twisted Pair | 
| Synchronous Transport Signal 1 | |
| Synchronous Transport Signal n (where ‘n' is an integer) | |
| 
 | Synchronous Transport Signal n - concatenated (where ‘n' is an integer) | 
SmartSwitch 9A100 User Guide 
