Configuring the Virtual Chassis Operations to Trace
By default, the router or switch logs only important events. You can specify which operations to trace for a Virtual Chassis by including specific tracing flags when you configure tracing. Table 1 describes the flags that you can include.
Flag |
Description |
---|---|
all |
Trace all operations. |
auto-configuration |
Trace Virtual Chassis ports that have been automatically configured. |
csn |
Trace Virtual Chassis complete sequence number (CSN) packets. |
error |
Trace Virtual Chassis errored packets. |
graceful-restart |
Trace Virtual Chassis graceful restart events. |
hello |
Trace Virtual Chassis hello packets. |
krt |
Trace Virtual Chassis kernel routing table (KRT) events. |
lsp |
Trace Virtual Chassis link-state packets. |
lsp-generation |
Trace Virtual Chassis link-state packet generation. |
me |
Trace Virtual Chassis primary-role election (ME) events. |
normal |
Trace normal events. |
packets |
Trace Virtual Chassis packets. |
parse |
Trace reading of the configuration. |
psn |
Trace partial sequence number (PSN) packets. |
route |
Trace Virtual Chassis routing information. |
spf |
Trace Virtual Chassis shortest-path-first (SPF) events. |
state |
Trace Virtual Chassis state transitions. |
task |
Trace Virtual Chassis task operations. |
To configure the flags for the Virtual Chassis operations to be logged: