ECS4110-28T_Management Guide

C HAPTER 24 | Authentication Commands
PPPoE Intermediate Agent
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pppoe
intermediate-agent
trust
This command sets an interface to trusted mode to indicate that it is
connected to a PPPoE server. Use the no form to set an interface to
untrusted mode.
SYNTAX
[no] pppoe intermediate-agent trust
DEFAULT SETTING
Untrusted
COMMAND MODE
Interface Configuration (Ethernet, Port Channel)
COMMAND USAGE
◆ Set any interfaces connecting the switch to a PPPoE Server as trusted.
Interfaces that connect the switch to users (PPPoE clients) should be
set as untrusted.
◆ At least one trusted interface must be configured on the switch for the
PPPoE IA to function.
EXAMPLE
Console(config)#interface ethernet 1/5
Console(config-if)#pppoe intermediate-agent trust
Console(config-if)#
pppoe
intermediate-agent
vendor-tag strip
This command enables the stripping of vendor tags from PPPoE Discovery
packets sent from a PPPoE server. Use the no form to disable this feature.
SYNTAX
[no] pppoe intermediate-agent vendor-tag strip
DEFAULT SETTING
Disabled
COMMAND MODE
Interface Configuration (Ethernet, Port Channel)
COMMAND USAGE
This command only applies to trusted interfaces. It is used to strip off
vendor-specific tags (which carry subscriber and line identification
information) in PPPoE Discovery packets received from an upstream PPPoE
server before forwarding them to a user.