Configuring debug and Event Log messaging

To specify the types of debug and Event Log messages that you want to send to an external device:

  • Use the debug ipv6 command to send messaging reports for the following types of switch events:
    • DHCPv6 client

    • DHCPv6 relay

    • forwarding

    • neighbor discovery

    • packets

  • Use the debug <debug-type> command to send messaging reports for the following types of switch events:
    • ACL “deny” matches

    • DHCP snooping events

    • Dynamic ARP protection events

    • Events recorded in the switch’s Event Log

    • IPv4 and RIP routing events

    • IPv6 DHCPv6 client and Neighbor Discovery events

    • LLDP events

  • Use the logging <severity severity–level | system–module system–module> command to select a subset of Event Log messages to send to an external device for debugging purposes according to:
    • Severity level

    • System module