Troubleshooting Tip: SFP or RJ45 on a shared interface does not come up, even if the SFP or port is working properly
| Description | This article describes how to bring up a shared interface in cases where the wrong type is being selected. |
| Scope | FortiGate with shared SFP / RJ45 ports. |
| Solution | In some cases, the FortGate's shared port may not select the right physical interface. This would cause the interface to be down, even if the physical SFP or RJ45 port is working properly.
diag hardware shared-port <port> In this example, the FortiGate did not choose a port type for 'wan2':
   In order to bring this interface up, manually change the port type by running the following command:
diag hardware shared-port <port> fiber/copper
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