centos里启用snmp的监控
/etc/init.d/snmpd stop
net-snmp-config –create-snmpv3-user -ro -A 密码 -a MD5 用户名
/etc/init.d/snmpd start
密码要超过8位
[[email protected] ~]# net-snmp-config --create-snmpv3-user -ro
Enter a SNMPv3 user name to create:
test
Enter authentication pass-phrase:
net-snmp-config
Enter encryption pass-phrase:
[press return to reuse the authentication pass-phrase]
net-snmp-config
adding the following line to /var/net-snmp/snmpd.conf:
createUser zhudou MD5 "netsnmp$#config" DES netsnmp$#config
adding the following line to /etc/snmp/snmpd.conf:
rouser test
[[email protected] ~]# service snmpd start
有防火墙的情况下，得把udp 161 端口打开了
[[email protected] ~]# iptables -L
Chain INPUT (policy ACCEPT)
target prot opt source destination
RH-Firewall-1-INPUT all -- anywhere anywhere
Chain FORWARD (policy ACCEPT)
target prot opt source destination
RH-Firewall-1-INPUT all -- anywhere anywhere
Chain OUTPUT (policy ACCEPT)
target prot opt source destination
Chain RH-Firewall-1-INPUT (2 references)
target prot opt source destination
ACCEPT udp -- anywhere anywhere state NEW udp dpt:snmp （必须的）
ACCEPT tcp -- anywhere anywhere state NEW tcp dpt:smtp （不用）
/etc/sysconfig/iptables