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Supported L2TP Standards

On routers equipped with one or more Adaptive Services PICs (both standalone and integrated versions) or Multiservices PICs or DPCs, Junos OS substantially supports the following RFC, which defines the standard for Layer 2 Tunneling Protocol (L2TP).

  • RFC 2661, Layer Two Tunneling Protocol “L2TP”

The following RFC does not define a standard, but provides information about technology related to L2TP. The IETF classifies it as “Informational.”

  • RFC 2866, RADIUS Accounting