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Forum Discussion

wtosta's avatar
wtosta
Aspirant
Nov 26, 2018
Solved

The best way of deploying a static group of MAC addresses on GS752TX that can access the network.

I would like to configure the group of ports on the S3300-52X switch so that only the devices within the indicated MAC addresses space can access the LAN and communicate with the other ports. However...
  • wtosta's avatar
    wtosta
    Dec 05, 2018

    Hello
    First of all, thank you very much for the hint which led me to resolve the case.

    In order to achieve the blocking of "unknown" MAC addresses on the switch and the admission to the network only defined addresses on the GS752TX with latest at the moment firmware 6.6.4.9 installed you must do the following:

    1. Define on selected ports in selected VLANs (if they are set, because by default VLAN1 is set on all ports, this is equivalent to the absence of any VLANs set) MAC addresses of network cards of connected clients. (Note: More than one static MAC can be defined on one port).
    Main Menu -> Switching -> Address Table -> Advanced -> Static MAC Addresses


    2. Next, in the menu Security -> Traffic Control -> Port Security -> Interface Configuration, select the port with the assigned MAC addresses and, what is important, set the "Max Learned MAC Address" to "0". If you do not set it, the port will continue to accept undefined MAC addresses. Defined MACs will only work on the port assigned to them. We did not want to accept any MAC addresses unknown to the switch. Therefore, setting the "Max Learned MAC Address" to "0" is so important.


    I think that the matter can be treated as resolved.

    Best regards
    Witek

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