CRS2F100 RS-232 to Fiber
| Parameter | Associated MIB variable | Description |
| BIA | crs2f100BiaIndex(1) | See BIA and Slot |
| Slot | crs2f100SlotIndex(2) | See BIA and Slot |
| Group Membership | crs2f100Groups(3) | See Configuration Management |
| Marketing Revision | crs2f100MRevision(4) | Marketing Revision |
| Config Match | crs2f100CfgMatch(5) | Configuration Management match? |
| Serial Number | crs2f100SerialNumber(6) | Serial Number reported by hardware |
| Fiber Connector | crs2f100ConnA(7) | Fiber Connector Type reported by device |
| Copper Connector | crs2f100ConnB(8) | Copper Connector Type reported by device |
| Fiber Link | crs2f100FiberLink(9) | Link status of Local Fiber Port |
| Fault | crs2f100Fault(10) | Fault status reported by local device |
| Firmware Revision | crs2f100FirmwareRevision(11) | Firmware Revision reported by local device |
| Local Loopback | crs2f100Loopback(12) | Local fiber and copper loopback setting. |
| Local Role (DCE/DTE) | crs2f100DCE(13) | An indication of whether this device is attached to a DCE (a modem) or a DTE (a terminal or computer). |
| Local Copper Activity | crs2f100CopperActivity(14) | Receive Activity on the local copper interface |
| Local Configuration Mode | crs2f100ConfigMode(15) | Configuration Mode of local device. |
| Remote Detected | crs2f100RmtDetected(16) | Has the value yes(1) if management communcations have been established with a remote media device. |
| Remote Loopback | crs2f100RmtLoopback(17) | Remote fiber and copper loopback setting. |
| Remote Role (DCE/DTE) | crs2f100RmtDCE(18) | An indication of whether the remote device is attached to a DCE (a modem) or a DTE (a terminal or computer). |
| Remote Copper Activity | crs2f100RmtCopperActivity(19) | Receive Activity on the remote copper interface |
| Remote Configuration Mode | crs2f100RmtConfigMode(20) | Configuration Mode of remote device. |
| Cache Clean | crs2f100CacheClean(21) | Configuration changes pending? |