Displaying And Maintaining Gre; Gre Over Ipv4 Tunnel Configuration Example - HP 3600 v2 Series Configuration Manual

Step
10. Configure a route for packet
forwarding through the
tunnel.
For information about commands interface tunnel, tunnel-protocol, source, destination, and tunnel
discard ipv4-compatible-packet, see Layer 3—IP Services Command Reference.
For information about tunnel interfaces and related configurations, see "Configuring tunneling."

Displaying and maintaining GRE

Task
Display information about a
specified or all tunnel interfaces.
Display IPv6 information about a
tunnel interface.
For information about commands display interface tunnel and display ipv6 interface tunnel, see Layer
3—IP Services Command Reference.

GRE over IPv4 tunnel configuration example

Network requirements
Switch A and Switch B are interconnected through the Internet. Two private IPv4 subnets Group 1 and
Group 2 are interconnected through a GRE tunnel between the two switches.
Figure 96 Network diagram
Configuration procedure
Before the configuration, make sure that Switch A and Switch B are reachable to each other.
Configure Switch A:
1.
Command
See Layer 3—IP Routing
Configuration Guide.
Command
display interface [ tunnel ] [ brief
[ down ] ] [ | { begin | exclude |
include } regular-expression ]
display interface tunnel number
[ brief ] [ | { begin | exclude |
include } regular-expression ]
display ipv6 interface tunnel
[ number ] [ brief ] [ | { begin |
exclude | include }
regular-expression ]
221
Remarks
Each end of the tunnel must have a
route (static or dynamic) through
the tunnel to the other end.
Remarks
Available in any view
Available in any view