Troubleshooting

Debug/Syslog Operation

ip [ ospf < adj event flood lsa-generation packet [ packet-type] retransmission spf > ]

For the configured debug destination(s):

ospf < adj event flood lsa-generation packet [ packet-type] retransmission spf > — Enables the specified IP-OSPF

message type.

adj — Adjacency changes. event — OSPF events.

flood — Information on flood messages. lsa-generationNew LSAs added to database.

packet [ packet-type] All OSPF packet messages sent and received on the switch, where packet-typeenables only the specified OSPF packet type. Valid values are:

ddDatabase descriptions hello — Hello messages

lsa — Link-state advertisements lsr — Link-state requests

lsu — Link-state updates

retransmission — Retransmission timer messages. spf — Path recalculation messages.

ip [ rip < database event trigger > ]

rip < database event trigger > > — Enables the specified RIP

message type for the configured destination(s). database— Display database changes. event— Display RIP events.

trigger— Display trigger messages.

ipv6

[dhcpv6-client [events packet ]] [forwarding nd packet]

When no debug options are included, displays debug messages for all IPv6 debug options.

dhcpv6-client [events packet]: Displays DHCPv6 client event

and packet data.

[forwarding]: Displays IPv6 forwarding messages.

[nd]: Displays debug messages for IPv6 neighbor discovery.

[packet]: Displays IPv6 packet messages.

lldp

Enables all LLDP message types for the configured destina- tions.

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