| OID | 1.3.6.1.4.1.1570.1.5.1.1.1 |
| Module | Cisco90Series-MIB (CISCO) |
| Nom | frxPortsInSvc |
| Acces | readonly |
| Status | mandatory |
| Description | Ports in service. The number of ports on a Cisco 90 Series channel unit that have one or more active PVCs, as determined by Annex-D. |
| Syntaxe | Integer32 (0...4) |