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6.1.2
Ethertype (ETHERTYPE)
The
ethertype
command provides the ability to configure the protocol used to encapsulate a VLAN tagged
frame. Ethertype is a two-octet field in an Ethernet frame indicating which protocol is used to encapsulate
tag information in the frame data.
To configure the Ethertype, use the
ethertype
command from the CLI prompt. A list of options is displayed
when the
ethertype -h
command is entered.
> ethertype -h
Description:
ethertype - etherType tag identification configuration
Syntax:
ethertype [-h]
ethertype -s
ethertype -trunk etherTypeVal
Switches:
-h display help information
-trunk provider network EtherType, [etherTypeVal], dflt 8100
[etherTypeVal] selects the EtherType that is used for the selected
network type, value is entered in hex, typical selection for
customer networks is 8100, for provider networks 88a8
-s show current configuration
>
The options available using the
ethertype
command are shown below.
The
-h
switch displays the help screen presented above. It is static and provides help information for the
specific command.
The
-trunk
switch configures the Ethertype for provider tagged frames. The default is 8100.
The
-s
switch displays the Ethertype configuration of the switch.
Use the following commands to configure the S-Tag (Provider Tag) for a Ethertype value of 88a8.
> ethertype -trunk 88a8
To display the Ethertype configuration, use the
ethertype -s
command.
> ethertype -s
Customer (C-TAG) Ethertype value 8100
Provider (S-TAG) Ethertype value 88a8
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