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connected client as untrust port, trust port can receive all packets, untrust port can receive only
PADI, PADR and PADT packets which are sent to server. To ensure client operation is correct,
it must set the port connected server as trust port, each access device has a trust port at least.
PPPoE IA vendor tag can not exist in PPPoE packets sent by server to client, so we can strip
and forward these vendor tags if they exist in PPPoE packets. Strip function must be
configured on trust port, enabling strip function is not take effect on untrust port.
51.2 PPPoE Intermediate Agent Configuration Task
List
1. Enable global PPPoE Intermediate Agent
2. Enable port PPPoE Intermediate Agent
Command
Global Mode
pppoe intermediate-agent
no pppoe intermediate-agent
pppoe intermediate-agent type tr-101
circuit-id access-node-id <string>
no pppoe intermediate-agent type tr-101
circuit-id access-node-id
pppoe intermediate-agent type tr-101
circuit-id identifier-string <string> option
{sp | sv | pv | spv} delimiter <WORD>
[delimiter <WORD> ]
no pppoe intermediate-agent type tr-101
circuit-id identifier-string option delimiter
pppoe intermediate-agent type
self-defined circuit-id {vlan| port|id
(switch-id (mac | hostname)| remote-mac) |
string WORD}
no pppoe intermediate-agent type
self-defined circuit-id
Explanation
Enabel global PPPoE Intermediate Agent
function.
Configure access node ID field value of
circuit ID in added vendor tag.
Configure circuit-id in added vendor tag.
Configure the self-defined circuit-id.
51-199
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Troubleshooting
