frequent "SNMP error" with Cacti

listed in answer

frequent "SNMP error" with Cacti
0 votes, 0.00 avg. rating (0% score)

ANSWER:

It sounds almost like a DNS issue- have you used straight IP addressing (1.2.3.4) for your host entries instead of their domain names (justn.example.com)?

by danstermeister from http://serverfault.com/questions/381844