Template:FAQ:Agent

1. What MIBs are supported?
2. What protocols are supported?
3. How do I configure the agent?
4. How do I add a MIB to the agent?
5. How do I remove a MIB from the agent?
6. I've installed a new MIB file. Why can't I query it?
7. What's the difference between 'exec', 'sh' and 'pass'?
8. What's the difference between AgentX, SMUX and proxied SNMP?
9. What about 'dlmod' - what's that about?
10. Which should I use?
11. Can I use AgentX when running under Windows?
12. Can I use AgentX (or an embedded SNMP agent) in a threaded application?
13. How can I run AgentX with a different socket address?
14. How can I turn off SMUX support?
15. How can I combine two copies of the 'mib2' tree from separate subagents?
16. What traps are sent by the agent?
17. Where are these traps sent to?
18. How can I send a particular trap to selected destinations?
19. When I run the agent it runs and then quits without staying around. Why?
20. After a while the agent stops responding, and starts eating CPU time. Why?
21. How can I stop other people getting at my agent?
22. How can I listen on just one particular interface?
23. How do I configure access control?
24. I don't understand the new access control stuff - what does it mean?
25. How do I configure SNMPv3 users?
26. The 'createUser' line disappears when I start the agent. Why?
27. What's the difference between /var/ucd-snmp and /usr/local/share/snmp?
28. My new agent is ignoring the old snmpd.conf file. Why?
29. Why am I getting "Connection refused"?
30. I'm getting errors about "bad security model" - why?
31. I'm getting errors about "bad prefix match parameter" - why?
32. Why can't I see values in the UCDavis 'extensible' or 'disk' trees?
33. Why can't I see values in the UCDavis 'memory' or 'vmstat' tree?
34. What do the CPU statistics mean - is this the load average?
35. How do I get percentage CPU utilization using ssCpuRawIdle?
36. What about multi-processor systems?
37. The speed/type of my network interfaces is wrong - how can I fix it?
38. The interface statistics for my subinterfaces are all zero - why?
39. Does the agent support the RMON-MIB?
40. What does "klread: bad address" mean?
41. What does "nlist err: wombat not found" (or similar) mean?
42. How about "Can't open /dev/kmem"?
43. The agent is complaining about 'snmpd.conf'. Where is this?
44. The system uptime (sysUpTime) returned is wrong!
45. Can the agent run multi-threaded?