备注:这是在 将PureFTPd添加为标准系统服务 的基础上进行的。
假设PureFTPd的端口要改为TCP 2121
修改PureFTPd的配置文件:
[root@localhost ~]# echo 'Bind 0.0.0.0,2121' >> /usr/local/pureftpd/etc/pure-ftpd.conf
[root@localhost ~]# cat /usr/local/pureftpd/etc/pure-ftpd.conf
ChrootEveryone yes
BrokenClientsCompatibility no
MaxClientsNumber 50
Daemonize yes
MaxClientsPerIP 8
VerboseLog no
DisplayDotFiles yes
AnonymousOnly no
NoAnonymous yes
SyslogFacility ftp
DontResolve yes
MaxIdleTime 15
PureDB /usr/local/pureftpd/etc/pureftpd.pdb
LimitRecursion 10000 8
AnonymousCanCreateDirs no
MaxLoad 4
PassivePortRange 9000 9045
AntiWarez yes
Umask 133:022
MinUID 100
AllowUserFXP no
AllowAnonymousFXP no
ProhibitDotFilesWrite no
ProhibitDotFilesRead no
AutoRename no
AnonymousCantUpload yes
CreateHomeDir yes
MaxDiskUsage 99
CustomerProof yes
IPV4Only yes
Bind 0.0.0.0,2121
重启PureFTPd服务:
service pure-ftpd stop
service pure-ftpd start
检测PureFTPd的监听端口:
[root@localhost ~]# netstat -anp |grep pure-ftpd
tcp 0 0 0.0.0.0:2121 0.0.0.0:* LISTEN 1596/pure-ftpd
unix 2 [ ] DGRAM 13448 1596/pure-ftpd
插入防火墙规则:( TCP 2121 )
iptables -I INPUT -p TCP --dport 2121 -j ACCEPT
iptables-save > /etc/sysconfig/iptables
[root@localhost ~]# cat /etc/sysconfig/iptables
# Generated by iptables-save v1.4.7 on Thu Jul 5 06:26:58 2018
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [2:232]
-A INPUT -p tcp -m tcp --dport 2121 -j ACCEPT
-A INPUT -p tcp -m tcp --dport 9000:9045 -j ACCEPT
-A INPUT -p tcp -m tcp --dport 21 -j ACCEPT
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT
-A INPUT -j REJECT --reject-with icmp-host-prohibited
-A FORWARD -j REJECT --reject-with icmp-host-prohibited
COMMIT
# Completed on Thu Jul 5 06:26:58 2018
现在,客户端访问就要使用TCP 2121端口了
更换端口后,一切正常
笺注:PureFTPd和vsftpd是可以在一台服务器上同时存在的,只要TCP端口不冲突,是可以被同时访问的。
相关文章:
vsftpd修改端口
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