91PPPoE client commandsdialer diagnoseUse dialer diagnose to configure DDR to operate in diagnostic mode.Use undo dialer diagnose to restore the default.Syntaxdialer diagnose [ interval interval ]undo dialer diagnoseDefaultDDR operates in non-diagnostic mode.ViewsDialer interface viewPredefined user rolesnetwork-adminParametersinterval: Specifies the diagnostic interval in the range of 5 t o 65535 s econds. The default is 120seconds.Usage guidelinesThis command takes effect only when a dialer interface is used with PPPoE client applications.In diagnostic mode, the device performs the following operations:• Dials a PPPoE connection immediately after the device configurations are complete.• Automatically terminates the connection.• Starts the auto-dial timer after a configurable diagnostic interval.• Redials a connection when the auto-dial timer expires.By establishing and terminating PPPoE sessions periodically, you can monitor the operating statusof the PPPoE link.In diagnostic mode, the link idle-timeout timer is ignored.Examples# Configure Dialer 1 to operate in diagnostic mode, with a diagnostic interval of 300 seconds. system-view[Sysname] interface dialer 1[Sysname-Dialer1] dialer diagnose interval 300Related commandsdialer timer autodialdialer timer idledisplay pppoe-client session packetUse display pppoe-client session packet to display the protocol packetstatistics for a PPPoEsession.