Administrator Guide

role [active |
passive]
Enter the role that the local system assumes:
• Active — The active system initiates the BFD session. Both systems can be active
for the same session.
• Passive — The passive system does not initiate a session. It only responds to a
request for session initialization from the active system.
The default is active.
Defaults See Parameters.
Command Modes
ROUTER OSPF
ROUTER OSPFv3
ROUTER BGP
ROUTER ISIS
Command History
This guide is platform-specic. For command information about other platforms, see the relevant Dell Networking
OS Command Line Reference Guide.
Version Description
9.11(2.1P1)
Introduced support for enabling BFD on non-default VRFs for OSPFv2 on all the
remaining Dell Networking OS platforms.
Introduced support for enabling BFD on non-default VRFs for OSPFv3 on all the Dell
Networking OS platforms.
9.10(0.2) Introduced support for enabling BFD on non-default VRFs for OSPFv2 on the S3048–
ON, S4048–ON, S4048T-ON, S6010–ON, Z9100–ON, and S6100–ON.
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.10(0.0) Introduced on the S3148.
9.10(0.0) Introduced on the S6100-ON.
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000–ON.
9.0.2.0 Introduced on the S6000.
9.2(1.0) Introduced on the Z9500.
9.2.(0.0) Introduced BFD for VRRP and OSPFv3 on Z9000, S4810, and S4820T.
9.0.0.0 Introduced BFD for BGP on the Z9000.
8.3.19.0 Introduced on the S4820T.
8.3.8.0 Introduced BFD for BGP on the S4810.
8.4.1.3 Introduced BFD for BGP on the E-Series.
Bidirectional Forwarding Detection (BFD) 327