179Login failed from telnet xxx.xxx.xxx.xxx>Indicates a login authentication failure from the host with IP addressxxx.xxx.xxx.xxx via Telnet.Login failed from SSH xxx.xxx.xxx.xxx>Indicates a login authentication failure from the host with IP addressxxx.xxx.xxx.xxx via SSH.Reboot: Normal Indicates that this Switching Hub was rebooted.Reboot: Factory Default Indicates that this Switching Hub was rebooted to return settings tofactory default.Reboot: Factory DefaultExcept IPIndicates that this Switching Hub was rebooted to return settingsexcept the IP address to factory default.Reboot: Exception.. Indicates that this Switching Hub was rebooted due to exception han-dling.Configuration changed Indicates that the configuration was changed.Switch start Indicates that this Switching Hub was booted.Runtime changes fromxxx.xxx.xxx.xxxIndicates that firmware was downloaded from IP xxx.xxx.xxx.xxx andupdated.Configuration fileuploadedIndicates that the configuration file was uploaded via TFTP.Configuration file down-loadedIndicates that the configuration file was downloaded via TFTP.Port-xx link-down Indicates that Port xx was linked down.Port-xx link-up Indicates that Port xx was linked up.Enter Command Line Inter-faceIndicates that the user moved from the configuration menu to CLI(Command Line Interface).xx:xx:xx:xx:xx:xx wasauthorized at port xx.Indicates that IEEE802.1X authentication succeeded on Port xx fromthe terminal with xx:xx:xx:xx:xx:xx .xx:xx:xx:xx:xx:xx wasrejected at port xx.Indicates that IEEE802.1X authentication failed on Port xx from the ter-minal with xx:xx:xx:xx:xx:xx .Authentication failure Indicates that an unauthorized manager accessed by SNMP.Port-xx Power ON notifica-tionIndicates that the PoE power supply to Port xx is turned on.Port-xx Power OFF notifica-tionIndicates that the PoE power supply to Port xx is turned off.SNTP first update to yyyy/mm/ddIndicates that the time was retrieved via SNTP for the first time.FAN status changed fromgood to failedIndicates that a fan problem occurred.FAN status changed fromfailed to good.Indicates that the internal fan recovered.Sensor access error Indicates that the internal sensor cannot be accessed.(Bridge) Topology Change Indicates that a topology change occurred in the Spanning Tree func-tion.PortX auto recovery. Indicates that Port X automatically recovered from being blocked afterloop detection.The loop detectedbetween portA and portB.Indicates that a loop was detected between Port A and Port B.The loop detected onportX.Indicates that a loop was detected in Port X.(RRP) FDB Flush Indicates that Forwarding Database was flushed.(RRP) Ring Recover Indicates that a ring topology was restored.This log is displayed for the Master nodes only.(RRP) Ring Failure Indicates that a ring topology problem occurred.This log is displayed for the Master nodes only.