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Appendix B – SNMP Trap Summary
RS400 261 ROS™ v3.5
Appendix B – SNMP Trap Summary
The switch generates the standard traps summarized in the following table.
• from IF-MIB: linkDown, linkUp
• from SNMPv2-MIB: authenticationFailure coldStart
• from BRIDGE-MIB: newRoot, topologyChage
• from RMON-MIB: risingAlarm, fallingAlarm
• from LLDP-MIB: lldpRemoteTablesChange
The switch also generates the proprietary traps which are summarized in this document with
their severity levels. These traps are described in the RC-TRAPS-MIB.
• genericTrap,
• powerSupplyTrap,
• swUpgradeTrap,
• cfgChangeTrap
Generic Traps carry information about event in severity and description objects. They are sent
at a time when alarm is generated for device. Here are some examples when RuggedCom
Generic Traps are generated:
• heap error (alert)
• NTP server failure (notification)
• real time clock failure (error)
• failed password (warning)
• MAC address not learned by switch fabric (error)
• BootP client: TFTP transfer failure (error)
• received looped back BPDU (error)
• received two consecutive confusing BPDUs on port, forcing down (error)
• GVRP failed to learn – too many VLANs (warning)