have you enabled "service unsupported-transceiver" on your 4900M ? If not you will need this command to allow 3rd party optics.
The command is hidden so you need to type it in full.
Please revert with if this solves your issue.
have you enabled "service unsupported-transceiver" on your 4900M ? If not you will need this command to allow 3rd party optics.
The command is hidden so you need to type it in full.
Please revert with if this solves your issue.