SNMP help

[George Moniodis]

exo ena RH 7.1 kai exo balei ucd-snmp-4.2-15 apo rpm
ola sikonontai kanonika, omos otan kano snmpwalk localhost public system
tote:
thn 1h fora bgazei ena arketes grammes kai telionei grafontas "Timeout: No
Response from localhost"
thn 2h fora bgazei mono "Timeout: No Response from localhost"

Mipos kapoios mporei na boithisei h mipos yparxei kapoio how-to ?
to faq sto site tou ucd-snmp den me diafotise

Euxaristo