The micro-course describes mechanisms of creating simple tunnels without encoding in the Linux system using IPIP and GRE protocols.
Keywords: ipip, GRE, tunnel, ip_gre
Creating tunnels without encoding
IP-IP tunnels
Infrastructure description
Addressing
Example of creating the IP-IP tunnel
Testing the IP-IP tunnel
Creating the GRE tunnel
Creating the IPv4 tunnel by the GRE protocol
Testing the GRE tunnel