The Procedure for the S
witch to Identify Packet Protocol
The Implementation of Protocol VLAN
This switch can match packets through protocol template and transmit packets in the specific
VLAN according to the protocol. Protocol template, comprising encapsulation format and protocol
type, is the standard to determine the protocol which a packet belongs to. The following table
shows the common used encapsulation formats supported in network layer protocol and the
protocol templates are for reference. Meanwhile some protocol templates has been preset in the
switch, you can create protocol VLAN according to the corresponding protocol template.
Encapsulation
Protocol
Ethernet II
802.3 raw 802.2 LLC 802.2 SNAP
IP（0x0800）
Supported
Not
supported
Not
supported
Supported
IPX（0x8137）
Supported Supported Supported Supported
AppleTalk（0x809B）
Supported
Not
supported
Not
supported
Supported
Table 6-2 Protocol types in common use
The packet in Protocol VLAN is processed in the following way:
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