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User Guide for the Cisco Network Analysis Module Traffic Analyzer, 4.1
OL-19530-02
Appendix A Troubleshooting
Error Messages
Error Messages
Q.
I’m waiting for the graphical data to populate on a dashboard. What does this red error “Request
Error -- Please Try Again” mean?
A.
This means an internal error has occurred, or the login session may have timed out.
Q.
I’m waiting for the graphical data to populate on a dashboard. What does this red error “Query
resulted in no data” mean?
A.
The NAM does not have any data for the specified time frame and specified filter. Go to the
Interactive Report (on the left side of the screen) and click the Filter button to check the filter
settings and data sources to make sure the NAM is getting data.
Q.
What does the message “Client or NAM time is incorrect” mean?
A.
The browser or client time and the NAM time must be synched to avoid this error.
Packet Drops
Q.
How can I find out using the CLI if packets are being dropped?
A.
The following CLI command shows packet drops at different layers of the NAM system at 5 minute
intervals and up to the last 24 hours:
root@NAM1x-18.cisco.com# show pkt-drop-counters Hour-0
Start time of the hour: 2010-11-05 13:00 PDT
Time hardware pkts droped FM pkts dropped ART pkts dropped
13:05 3548 0 0
13:10 3354 0 0
13:15 2843 0 0
13:20 2629 0 0
13:25 3592 0 0
13:30 3298 0 0
13:35 1823 0 0
13:40 2549 0 0
00:00 0 0 0
00:00 0 0 0
00:00 0 0 0
00:00 0 0 0
NAM Not Responding
Q.
Why is my NAM Blade not responding?
A.
Do the following:
• Check the NAM IP configuration (using the CLI command show ip)
• Check VLAN configuration of management port on Sup:
analysis module <slot> management-port access-vlan <#>
• Does the session from the switch/router work?