xStack
® 
DGS-3120 Series Managed Switch CLI Reference Guide 
561 
 
Chapter 59  PPPoE Circuit ID Insertions 
Command List (EI Mode 
Only) 
 
config pppoe circuit_id_insertion state [enable | disable] 
config pppoe circuit_id_insertion ports <portlist> {state [enable | disable] | circuit_id [mac | ip | 
udf <string 32>]}(1) 
show pppoe circuit_id_insertion 
show pppoe circuit_id_insertion ports {<portlist>} 
 
59-1  config pppoe circuit_id_insertion state 
Description 
This command is used to enable or disable PPPoE circuit ID insertion function. When the setting is 
enabled, the system will insert the circuit ID tag to the received PPPoE discover and request 
packet if the tag is absent, and remove the circuit ID tag from the received PPPoE offer and 
session confirmation packet. The insert circuit ID contains the following information: Client MAC 
address, Device ID and Port number. By default, Switch IP address is used as the device ID to 
encode the circuit ID option. 
 
Format 
config pppoe circuit_id_insertion state [enable | disable] 
 
Parameters 
enable - Specify to enable the PPPoE circuit ID insertion on the Switch. 
disable - Specify to disable the PPPoE circuit ID insertion on the Switch. 
 
Restrictions 
Only Administrator and Operator-level users can issue this command. 
 
Example 
To enable the PPPoE circuit insertion state: 
DGS-3120-24TC:admin#config pppoe circuit_id_insertion state enable 
Command: config pppoe circuit_id_insertion state enable 
 
Success. 
 
DGS-3120-24TC:admin#