Help us improve your experience.

Let us know what you think.

Do you have time for a two-minute survey?


Supported Layer 2 Networking Standards

Junos OS substantially supports the following standards for Layer 2 networking.

  • Institute of Electrical and Electronics Engineers (IEEE) Standard 802.1ab, IEEE Standard for Local and metropolitan area networks—Station and Media Access Control Connectivity Discovery (Link Layer Discovery Protocol (LLDP))

  • IEEE Standard 802.1D, IEEE Standard for Local and Metropolitan Area Networks: Media Access Control (MAC) Bridges

    This document includes the standard for Rapid Spanning Tree Protocol (RSTP), which is often referred to as 802.1w. It also discusses Quality of Service (QoS) at the MAC level, often referred to as 802.1p.