R3102-R3103-HP 6600/HSR6600 Routers Layer 3 - IP Services Command Reference

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ipsec ipv4: Specifies the IPsec over IPv4 tunnel mode.
ipv4-ipv4: Specifies the IPv4 over IPv4 tunnel mode.
ipv4-ipv6: Specifies the IPv4 over IPv6 manual tunnel mode.
ipv6-ipv4: Specifies the IPv6 over IPv4 manual tunnel mode.
ipv6-ipv4 6to4: Specifies the IPv6 over IPv4 6to4 tunnel mode.
ipv6-ipv4 auto-tunnel: Specifies the IPv6 over IPv4 automatic tunnel mode.
ipv6-ipv4 isatap: Specifies the IPv6 over IPv4 ISATAP tunnel mode.
ipv6-ipv6: Specifies the IPv6 over IPv6 tunnel mode.
mpls te: Specifies the MPLS TE tunnel mode.
Usage guidelines
You can select a tunnel mode according to the actual network topology and application. The two ends
of a tunnel must have the same tunnel mode specified. Otherwise, traffic transmission might fail.
Only one automatic tunnel can be created at the start point of a tunnel.
For more information about DVPN tunnel mode and GRE tunnel mode, see Layer 3—IP Services
Configuration Guide. For more information about IPsec tunnel mode, see Security Configuration Guide.
For more information about MPLS TE tunnel mode, see MPLS Configuration Guide.
Examples
# Specify the IPv4 over IPv4 tunnel mode for interface Tunnel 2.
<Sysname> system-view
[Sysname] interface tunnel 2
[Sysname-Tunnel2] tunnel-protocol ipv4-ipv4