[FUG-BR] ERROR Mrtg

[Rafael_]

Pessoal, quando vou rodar o meu MRTG aparece esta mensagem :

bash-2.05b# cfgmaker public em localhost > mrtg.cfg
--base: Get Device Info on public em localhost:
SNMP Error:
no response received
SNMPv1_Session (remote host: "localhost" [127.0.0.1].161)
                  community: "public"
                 request ID: 1666926686
                PDU bufsize: 8000 bytes
                    timeout: 2s
                    retries: 5
                    backoff: 1)
 at /usr/local/lib/perl5/site_perl/5.8.7/SNMP_util.pm line 627
SNMPWALK Problem for 1.3.6.1.2.1.1 on public em localhost::::::v4only
 at /usr/local/bin/cfgmaker line 858
WARNING: Skipping public em localhost: as no info could be retrieved

preciso de um help galera!