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    layer2-protocol-tunneling

    Syntax

    layer2-protocol-tunneling all | protocol-name {drop-threshold number;shutdown-threshold number;}

    Hierarchy Level

    [edit vlans vlan-name dot1q-tunneling]

    Release Information

    Statement introduced in Junos OS Release 10.0 for EX Series switches.

    Statement introduced in Junos OS Release 12.1 for the QFX Series.

    Description

    Enable Layer 2 protocol tunneling (L2PT) on the VLAN.

    The remaining statements are explained separately.

    Default

    L2PT is not enabled.

    Options

    all—Enable all supported Layer 2 protocols.

    protocol-name—Name of the Layer 2 protocol. Values are:

    • 802.1x—IEEE 802.1X authentication
    • 802.3ah—IEEE 802.3ah Operation, Administration, and Maintenance (OAM) link fault management (LFM)

      Note: If you enable L2PT for untagged OAM LFM packets, do not configure LFM on the corresponding access interface.

    • cdp—Cisco Discovery Protocol
    • e-lmi—Ethernet local management interface
    • gvrp—GARP VLAN Registration Protocol
    • lacp—Link Aggregation Control Protocol

      Note: If you enable L2PT for untagged LACP packets, do not configure LACP on the corresponding access interface.

    • lldp—Link Layer Discovery Protocol
    • mmrp—Multiple MAC Registration Protocol
    • mvrp—Multiple VLAN Registration Protocol
    • stp—Spanning Tree Protocol, Rapid Spanning Tree Protocol, and Multiple Spanning Tree Protocol
    • udld—Unidirectional Link Detection (UDLD)
    • vstp—VLAN Spanning Tree Protocol
    • vtp—VLAN Trunking Protocol

    Required Privilege Level

    system—To view this statement in the configuration.
    system-control—To add this statement to the configuration.

    Published: 2013-11-19