Barracuda Networks Ethernet Tap - BarracudaTap.com | Network Tap | Ethernet Tap Barracuda Network Taps are used to create permanent access ports for passive monitoring. A Tap, or test access port, can be set up between any two network devices, such as switches, routers, servers and firewalls to allow non-intrusive monitoring by network based Intrusion Detection Systems, content filter and analyzer products. Barracudatap.com~Site InfoWhoisTrace RouteRBL Check