Blocking Advertisements at the network level.

We all hate Internet ads. From those really intrusive ones that auto-play movies or sounds when you visit to the compromised ad networks used to drop malware and potentially unwanted programs right on to your device without knowing it. There are lots of solutions to dealing with such annoyances including popular browser ad-blockers like uBlock … Continue reading Blocking Advertisements at the network level.

Private VLANs

Private VLANs are used to isolate ports or groups of ports within the same primary VLAN/subnet. Shared resources like routers or servers are configured on promiscuous ports which can be reached by any member of a community or isolated private VLAN. Topology subnet This is the configuration for SW1 where VLAN 100 is the … Continue reading Private VLANs