# Remote Access Platform Considerations

B-RAS services are supported on all E Series routers.

For information about the modules supported on E Series routers:

- See the ERX Module Guide for modules supported on ERX7xx models, ERX14xx models, and the ERX310 Broadband Services Router.
- See the E120 and E320 Module Guide for modules supported on the Juniper Networks E120 and E320 Broadband Services Routers.

## B-RAS Protocol Support

The E Series router supports the following protocols for B-RAS services:

- PPP
- PPP over Ethernet (PPPoE)
- Bridged Ethernet
- Layer 2 Tunneling Protocol (L2TP), both L2TP access concentrator (LAC) and L2TP network server (LNS)