3com MSR 20-20 참조 매뉴얼

ipx encapsulation [ dot2 | dot3 | ethernet-2 | snap ]

Interface view

dot2: Specifies the encapsulation format as Ethernet_802.2.

dot3: Specifies the encapsulation format as Ethernet_802.3.

ethernet-2: Specifies the encapsulation format as Ethernet_II.

snap: Specifies the encapsulation format as Ethernet_SNAP.

Use the ipx encapsulation command to specify an IPX frame encapsulation 
format for the current interface.

Use the undo ipx encapsulation command to restore the default IPX frame 
encapsulation format.

By default, IPX frame encapsulation format is dot3 (Ethernet_802.3).

The command is only applicable to the layer 3 Ethernet interface and the VLAN 
interface.

# Specify the IPX frame encapsulation format on the interface 1/0 as Ethernet_II.

<Sysname> system-view

[Sysname] interface ethernet 1/0

[Sysname-Ethernet1/0] ipx encapsulation ethernet-2 

Interface view

None

Use the ipx netbios-propagation command to enable the interface to forward 
the type 20 broadcast packets.

Use the undo ipx netbios-propagation command to disable the interface from 
forwarding the type 20 broadcast packets.

By default, type 20 broadcast packets are not forwarded.