Procedure

Enter system view.

system-view

Enter ISATAP tunnel interface view.

interface tunnel number [ mode ipv6-ipv4 isatap ]

Specify an IPv6 address for the tunnel interface.

See "Configuring basic IPv6 settings."

Configure a source address or source interface for the tunnel interface.

source { ipv4-address | interface-type interface-number }

By default, no source address or source interface is configured for the tunnel interface.

If you specify a source address, it is used as the source IP address of tunneled packets.

If you specify a source interface, the primary IP address of this interface is used as the source IP address of tunneled packets.

(Optional.) Set the DF bit for tunneled packets.

tunnel dfbit enable

By default, the DF bit is not set for tunneled packets.