Qtech QSW-3200-28T [140/146] 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:

 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