一个在公网访问，一个做网关。防止忘记

write_enable=YES
dirmessage_enable=YES
nopriv_user=ftpsecure

local_enable=YES

local_umask=022

anonymous_enable=YES
anon_world_readable_only=YES
anon_upload_enable=YES
anon_umask=022
anon_mkdir_write_enable=YES
anon_other_write_enable=YES

syslog_enable=YES

connect_from_port_20=YES

pam_service_name=vsftpd

listen=YES

ssl_enable=NO

pasv_min_port=30000

pasv_max_port=30100

------------------------------------------------------------------------

com2sec notConfigUser  default       public

group   notConfigGroup v1           notConfigUser
group   notConfigGroup v2c           notConfigUser
view    systemview    included   .1.3.6.1.2.1.1
view    systemview    included   .1.3.6.1.2.1.25.1.1
access  notConfigGroup ""      any       noauth    exact  mib2 none none
view mib2   included  .iso.org.dod.internet.mgmt.mib-2 fc
access  notConfigGroup ""      any       noauth    exact  mib2 none none
syslocation Cecgw(edit /etc/snmp/snmpd.conf)
syscontact Root <> (configure /etc/snmp/snmp.local.conf)
pass .1.3.6.1.4.1.4413.4.1 /usr/bin/ucd5820stat