Tag: VPN

Guest Post: An in-depth review of the L2TP/IPsec protocol

Among the various VPN protocols, Layer 2 Tunneling Protocol (L2TP) is one of the most secure. Moreover, it is incredibly easy to set up. Taken alone, L2TP is simply a… Read more »

Firefly Perimeter – OSPF over GRE over IPsec

After attending the JNCIE-SEC bootcamp last week, I saw that one topic was barely mentioned: The way of running OSPF over GRE over IPsec. Since this setup is barely used… Read more »