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Forum Discussion
saima24
Jul 22, 2026Aspirant
Problems with Isolating a VLAN
I’m trying to isolate a laptop with the scenario that there may be a possible malware or infection. Currently my major problem is that we’re not getting our expected results. Our goal is that we hav...
saima24
Jul 22, 2026Aspirant
We are using the M4250 Series and I'm trying to test and see if we can restrict one pc from reaching the printer on a separate VLAN but allowing the other test pc to be able to get to that printer, and we want to accomplish these results with IP or MAC ACL's
schumaku
Jul 22, 2026Guru - Experienced User
That's a Managed Switch. Have moved this thread to the more appropriate community section.
He smarter approach (instead of fiddling with ACLs only) would be configuring some Private VLAN -> What are private VLANs and how do they work with my managed switch?
- saima24Jul 22, 2026Aspirant
This is what i have so far we are blocking from one of our laptops to go to the printer but the others are permitted and for directing we have it in inbound and in port 4
- schumakuJul 22, 2026Guru - Experienced User
Strongly suggest looking into Private VLAN 8-)
- saima24Jul 27, 2026Aspirant
Even with a private VLAN my outcome has been the same which is confusing because I believe i'm doing everything right and the only thing i'm currently blocking is the printer nothing else but it somehow ends up blocking everything else
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