| OID | 1.3.6.1.4.1.9.9.136.1.6.4.1.3 | 
| Module | CISCO-WIRELESS-IF-MIB (CISCO) | 
| Nom | cwr1HrErrorFreeSeconds | 
| Acces | readonly | 
| Status | current | 
| Description | This object represents the cumulative Codeword Error Free Seconds (EFS) detected since link power up, captured at cwr1HrUpdateTime. | 
| Syntaxe | CwrCwErrorFreeSecond (CISCO-WIRELESS-TC-MIB) |