Session State Changes; Important Points To Remember; Configure Bfd - Dell Z9500 Configuration Manual

Z-series core and aggregation switche

Hide thumbs Also See for Z9500:

Table of Contents

Session State Changes

The following illustration shows how the session state on a system changes based on the status notification it receives from the

remote system. For example, if a session on a system is down and it receives a Down status notification from the remote

system, the session state on the local system changes to Init.

Figure 11. Session State Changes

Dell Networking OS supports 128 sessions per stack unit at 200 minimum transmit and receive intervals with a multiplier of

3, and 64 sessions at 100 minimum transmit and receive intervals with a multiplier of 4.

Enable BFD on both ends of a link.

Demand mode, authentication, and the Echo function are not supported.

BFD is not supported on multi-hop and virtual links.

Protocol Liveness is supported for routing protocols only.

The Z9500 supports only OSPF, IS-IS, and VRRP protocols as BFD clients; BGP is not supported.

This section contains the following procedures.

Configure BFD for Static Routes

Configure BFD for OSPF

Bidirectional Forwarding Detection (BFD)