The following sample configuration shows how to use the tunnel interface configuration commands.Dell(conf-if-te-0/0)#show config!interface TenGigabitEthernet 0/0ip address 20.1.1.1/24ipv6 address 20:1::1/64no shutdownDell(conf)#interface tunnel 1Dell(conf-if-tu-1)#ip unnumbered tengigabitethernet 0/0Dell(conf-if-tu-1)#ipv6 unnumbered tengigabitethernet 0/0Dell(conf-if-tu-1)#tunnel source 40.1.1.1Dell(conf-if-tu-1)#tunnel mode ipip decapsulate-anyDell(conf-if-tu-1)#no shutdownDell(conf-if-tu-1)#show config!interface Tunnel 1ip unnumbered TenGigabitEthernet 0/0ipv6 unnumbered TenGigabitEthernet 0/0tunnel source 40.1.1.1tunnel mode ipip decapsulate-anyno shutdownDell(conf-if-tu-1)#Configuring Tunnel allow-remoteDecapsulationYou can configure an IPv4 or IPV6 address or prefix whose tunneled packet will be accepted fordecapsulation.• If no allow-remote entries are configured, then tunneled packets from any remote peer address will beaccepted.• Upto eight allow-remote entries can be configured on any particular multipoint receive-only tunnel.The following sample configuration shows how to configure a tunnel allow-remote address.Dell(conf)#interface tunnel 1Dell(conf-if-tu-1)#ipv6 address 1abd::1/64Dell(conf-if-tu-1)#ip address 1.1.1.1/24Dell(conf-if-tu-1)#tunnel source 40.1.1.1Dell(conf-if-tu-1)#tunnel mode ipip decapsulate-anyDell(conf-if-tu-1)#tunnel allow-remote 40.1.1.2Dell(conf-if-tu-1)#no shutdownDell(conf-if-tu-1)#show config!interface Tunnel 1ip address 1.1.1.1/24ipv6 address 1abd::1/64tunnel source 40.1.1.1tunnel allow-remote 40.1.1.2tunnel mode ipip decapsulate-anyno shutdownTunneling 1117
