ECS4510 Series Web Management Guide-R03

Table Of Contents
Chapter 16
| IP Services
Configuring the PPPoE Intermediate Agent
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that includes a 'parameter request list' option. Besides this, the client can also send
a DHCP request that includes a 'vendor class identifier' option to the server so that
the DHCP server can identify the device, and determine what information should
be given to requesting device.
Parameters
These parameters are displayed:
Dynamic Provision via DHCP Status – Enables dynamic provisioning via
DHCP. (Default: Disabled)
Web Interface
To enable dynamic provisioning via DHCP:
1. Click IP Service, DHCP, Dynamic Provision.
2. Mark the Enable box if dynamic provisioning is configured on the DHCP
deamon, and required for bootup.
3. Click Apply.
Figure 416: Enabling Dynamic Provisioning via DHCP
Configuring the PPPoE Intermediate Agent
This section describes how to configure the PPPoE Intermediate Agent (PPPoE IA)
relay parameters required for passing authentication messages between a client
and broadband remote access servers.
Configuring PPPoE IA
Global Settings
Use the IP Service > PPPoE Intermediate Agent (Configure Global) page to enable
the PPPoE IA on the switch, set the access node identifier, and set the generic error
message.
Command Usage
When PPPoE IA is enabled, the switch inserts a tag identifying itself as a PPPoE IA
residing between the attached client requesting network access and the ports
connected to broadband remote access servers (BRAS). The switch extracts access-
loop information from the client’s PPPoE Active Discovery Request, and forwards
this information to all trusted ports (designated on the Configure Interface page).
The BRAS detects the presence of the subscriber’s circuit-ID tag inserted by the