Alcatel Unleashed

It probably doesn't work because whatever your internet router is, it doesn't know the route back to the internal networks.

The Port is running on 10 Halfduplex, which is an indication for a faulty cable connection.

Well, the spanning tree information clearly shows which the root port is. If it switches, you will also see who became the root port. My usual approach for this is to look for the mac moves. If you do see a lot of mac moves, you've got a loop somewhere. Having a port that knows more mac addresses th...

Update first, then try again.

Port mirror can be permanent for monitoring, there are no issues with such a configuration.

Telnet is highly insecure. Please leave it disabled and use SSH.

The old and new version of the 6900 have different software images, which should make them incompatible, perhaps Silvio knows more. While I cannot confirm their compatibility, either way it is not a good idea to even try. The X40 is end of life and will stop receiving Software Updates. Consider repl...

Latest firmware installed?

10.30.1.10 is not in the subnet 192.168.1.0/24, so that doesn't work.

If the switch is the gateway for 10.30.1.10, all you need to do is point 10.30.1.10 to 10.20.1.5. I would question that design decision though.

Use a security device for security, not a switch.