Verifying the configuration, Configuring an ipv4 over ipv6 tunnel, Enabling sending icmp error messages – H3C Technologies H3C S12500-X Series Switches User Manual
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[SwitchB-Vlan-interface100] ip address 10.1.3.1 255.255.255.0
[SwitchB-Vlan-interface100] quit
# Specify an IPv4 address for VLAN-interface 101, which is the physical interface of the tunnel.
[SwitchB] interface vlan-interface 101
[SwitchB-Vlan-interface101] ip address 3.1.1.1 255.255.255.0
[SwitchB-Vlan-interface101] quit
# Create service loopback group 1 and specify its service type as tunnel.
[SwitchB] service-loopback group 1 type tunnel
# Assign Ten-GigabitEthernet 1/0/3 to service loopback group 1.
[SwitchB] interface Ten-GigabitEthernet 1/0/3
[SwitchB-Ten-GigabitEthernet1/0/3] port service-loopback group 1
[SwitchB-Ten-GigabitEthernet1/0/3] quit
# Create an IPv4 over IPv4 tunnel interface tunnel 2.
[SwitchB] interface tunnel 2 mode ipv4-ipv4
# Specify an IPv4 address for the tunnel interface.
[SwitchB-Tunnel2] ip address 10.1.2.2 255.255.255.0
# Specify the IP address of VLAN-interface 101 as the source address for the tunnel interface.
[SwitchB-Tunnel2] source 3.1.1.1
# Specify the IP address of VLAN-interface 101 on Switch A as the destination address for the
tunnel interface.
[SwitchB-Tunnel2] destination 2.1.1.1
[SwitchB-Tunnel2] quit
# Configure a static route destined for the IP network Group 1 through the tunnel interface.
[SwitchB] ip route-static 10.1.1.0 255.255.255.0 tunnel 2
Verifying the configuration
# Use the display interface tunnel command to display the status of the tunnel interfaces on Switch A and
Switch B. The output shows that the tunnel interfaces are up. (Details not shown.)
# Ping the IPv4 address of the peer interface VLAN-interface 100 from each switch. The following shows
the output on Switch A.
[SwitchA] ping -a 10.1.1.1 10.1.3.1
Ping 10.1.3.1 (10.1.3.1) from 10.1.1.1: 56 data bytes, press CTRL_C to break
56 bytes from 10.1.3.1: icmp_seq=0 ttl=255 time=2.000 ms
56 bytes from 10.1.3.1: icmp_seq=1 ttl=255 time=1.000 ms
56 bytes from 10.1.3.1: icmp_seq=2 ttl=255 time=0.000 ms
56 bytes from 10.1.3.1: icmp_seq=3 ttl=255 time=1.000 ms
56 bytes from 10.1.3.1: icmp_seq=4 ttl=255 time=1.000 ms
--- Ping statistics for 10.1.3.1 ---
5 packet(s) transmitted, 5 packet(s) received, 0.0% packet loss
round-trip min/avg/max/stddev = 0.000/1.000/2.000/0.632 ms
Configuring an IPv4 over IPv6 tunnel
Follow these guidelines when you configure an IPv4 over IPv6 tunnel: