Debug Commands Q - Z

In this section:

1. debug rip database
   Displays Routing Information Protocol (RIP) database events.
2. debug rip events
   Displays RIP events.
3. debug sflow problems
   Enables debugging of the internal sFlow.
4. debug span all_802_1d_events
   Monitors information about all the events, timers, and packets on a specific VLAN.
5. debug span config
   Monitors information about STP Bridge Protocol Data Unit (BPDU) configuration on a specific VLAN.
6. debug span timers
   Displays information about the specific STP timer events.
7. debug stack pe control
   Displays important SPX events in real time. This command is available on Control Bridge (CB) and Port Extender (PE).
8. debug stack pe mac
   Optional command to select the printing of "debug stack pe topo" of a particular Port Extender (PE) with this MAC.
9. debug stack pe topo
   Indicates Port Extender (PE) join requests are being sent to and received on Control Bridge (CB).
10. debug system campram
    Traces Content Addressable Memory (CAM) or Parallel Random Access Machine (PRAM) operations.
11. debug system optics
    Activates optical monitor debugging.
12. debug system poll
    Enables backplane polling.
13. debug web events
    Enables web events debugging.
14. debug webauth timers
    Enables debugging of web authentication timers.
15. debug webauth events
    Enables debugging of web authentication events.
16. show debug
    Displays all the enabled debug functions.
17. show tech-support
    Displays the output of several show commands at once. The output from this command varies depending on the router configuration.
18. show tech-support acl
    Displays debugging information related to ACL configuration and counters.
19. show tech-support cluster
    Collects and displays complete debugging information related to Multi-Chassis Trunking (MCT) cluster configuration.
20. show tech-support cpu
    Displays debugging information related to CPU usage and utilization.
21. show tech-support l2
    Displays debugging information related to Layer 2 configurations.
22. show tech-support l3 ipv4-uc
    Displays debugging information related to Layer 3 IPv4 unicast configurations.
23. show tech-support l3 ipv6-uc
    Displays debugging information related to Layer 3 IPv6 unicast configurations.
24. show tech-support license
    Displays information about the license installed on the device.
25. show tech-support memory
    Displays debugging information related to memory usage and tracking.
26. show tech-support multicast
    Displays debugging information specific to Layer 2 and Layer 3 multicast configurations.
27. show tech-support packet-loss
    Displays packet statistics information that helps in debugging packet loss scenarios.
28. supportsave
    Use the supportsave utility for collecting logs from the driver, internal libraries, and firmware. The collected logs are shared with the technical support personnel for investigating issues seen on the device.
29. supportsave (SCP)
    Collects logs from different modules and uploads the logs into a remote SCP server.
30. supportsave add_cust_cmd index
    Adds a run-time executable command into the custom module at a particular index of 32 characters long (maximum of 32 characters are allowed) during the run time.
31. supportsave del_cust_cmd all
    Deletes all the custom module commands.
32. supportsave del_cust_cmd index
    Deletes a command from the custom module at a particular index during the run time.
33. supportsave info disable
    Disables the header to be displayed for all supportsave and show tech-support commands being executed on CLI.
34. supportsave info enable
    display BEGIN headers.
35. supportsave list_cust_cmd
    Displays all commands present in the custom commands list.
36. supportsave show
    Collects and displays debugging information related to stacking configurations.