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So there is this simple GNS3 topology. The host is Ubuntu Linux tap0 interface.
ifconfig output:
tap0 Link encap:Ethernet HWaddr fe:6b:25:17:ab:af inet addr:192.168.2.2 Bcast:192.168.2.255 Mask:255.255.255.0 inet6 addr: fe80::fc6b:25ff:fe1...