I'm having an issue with SNMP v3 with Cacti. SNMP v2 works fine with no issue, but as soon as I switch to v3 I can no longer get information off of the device, and all I see is "SNMP Error" at the top of the device page, however, I am able to do a snmp walk from the Cacti server using the command line.
I'm using SHA and AES 128. The switch I'm currently trying to poll is a cisco 3560g. I am able to poll the device fine using both CiscoWorks and WhatsUpGold so I know the switch is configured correctly.
I have also tried creating a user on the switch with SHA/DES and MD5/DES and have had no luck in getting v3 to work.
We are running version 0.8.7e.
Net-snmp version 5.4.2.1
PHP version 5.2.12
Any ideas on what I may be missing?
[SOLVED] SNMP v3 Issue
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[SOLVED] SNMP v3 Issue
Last edited by MLAN_NetOPS on Thu Apr 22, 2010 10:31 am, edited 1 time in total.
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UPDATE:
Currently running v3 with MD5/DES and while I still see "SNMP Error" at the top of the device page, I am actually graphing data off the switch.
The end goal is to not have any visible errors while running SHA/AES and to have good graph data. So I guess this is progress....
Any help would be appreciated. I can provide more info if you let me know what you want.
EDIT: Also, it only seems to work with MD5/DES if my poller is set to Spine, however, even with the poller set to Spine, SHA/AES still does not work. Poller is typically set to cmd.php.
Currently running v3 with MD5/DES and while I still see "SNMP Error" at the top of the device page, I am actually graphing data off the switch.
The end goal is to not have any visible errors while running SHA/AES and to have good graph data. So I guess this is progress....
Any help would be appreciated. I can provide more info if you let me know what you want.
EDIT: Also, it only seems to work with MD5/DES if my poller is set to Spine, however, even with the poller set to Spine, SHA/AES still does not work. Poller is typically set to cmd.php.
Does your net-snmp binaries have the ssl package installed? If not, then snmpv3 queries won't work. You can manually try a snmpwalk v3 from the commandline to validate.
Also relevant: http://forums.cacti.net/viewtopic.php?t=33216
Also relevant: http://forums.cacti.net/viewtopic.php?t=33216
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BSOD2600 wrote: You can manually try a snmpwalk v3 from the commandline to validate.
| Scripts: Monitor processes | RFC1213 MIB | DOCSIS Stats | Dell PowerEdge | Speedfan | APC UPS | DOCSIS CMTS | 3ware | Motorola Canopy |
| Guides: Windows Install | [HOWTO] Debug Windows NTFS permission problems |
| Tools: Windows All-in-one Installer |
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