Qtech QSW-3200-28T [130/136] Efm overview

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Chapter 20 EFM CONFIGURATION

20.1 EFM Overview

EFM (ethernet of first mile) ,defined by IEEE 802.3ah, is for management and maitainenance

on P2P Ethernet link between two devices.There are five main functions:EFM node discovery,

remote failure indication, link monitoring, remote loopback and polling of MIB variables.

20.2 EFM Configuration

20.2.1 EFM configuration list

EFM configuration list is as following:

 Enable/disable EFM

 Configure EFM working mode

 Configure EFM pdu-timeout

 Configure link timeout

 Configure response timeout

 Configure link monitoring

 Enable/disable remote failure indication

 Enable/disable link monitoring

 Enable/disable remote MIB variable obtaining

 Enable/disable remote loopback

 Enable/stop remote loopback

 Configure handling remote loopback querying packet

 Show EFM status

 Show EFM info

 Show EFM discovery

 Show/clear EFM statistics

 Show remote MIB

20.2.2 Enable/disable EFM

Configure it in interface configuration mode:

 Enable EFM

EFM

 Disable EFM

no EFM

By default, EFM is disabled.

For example:

! Enable EFM

QTECH(config-if-ethernet-0/1)#EFM

20.2.3 Configure EFM working mode

Configure it in interface configuration mode:

 Configure EFM working mode