我在网吧里的一台电脑上做了一个ftp 在内网都可以访问,上网是通过一台linux服务器,我有ROOT权限.现在怎么在服务器上配置端口映射?需要改那些地方. 请各为兄弟帮一下忙 我是初学linux,以后还请各位多多帮助.
主机环境是UBUNTU 7.4 VMware Workstation 6.0.0 build-45731 vmware使用NAT是通过vmnet8来是实现,找到这个文件打开 /etc/vmware/vmnet8/nat/nat.conf # be up to 100% longer timeout = 60 [incomingtcp] # Use these with care - anyone can enter into your VM through these... # FTP (both active and passive FTP is always enabled) # ftp localhost 8887 #8887 = 192.168.0.128:21 4660 = 192.168.0.128:...
公司的linux网关是通过ADSL接入internt的,下面是我的iptables nat表的策略和规则(红色的) [root@gateway ~]# iptables-save # Generated by iptables-save v1.2.11 on Sun Oct 19 21:38:24 2008 *nat : PREROUTING ACCEPT [1114297:105052224] : POSTROUTING ACCEPT [268364:16415468] : OUTPUT ACCEPT [267841:16386746] -A PREROUTING -p tcp -m tcp --dport 3456 -j DNAT --to-destination 192.168.0.8:80[内网真正的服务器] -...
主机环境是UBUNTU 7.4 VMware Workstation 6.0.0 build-45731vmware使用NAT是通过vmnet8来是实现,找到这个文件打开/etc/vmware/vmnet8/nat/nat.conf # be up to 100% longer timeout = 60 [incomingtcp] # Use these with care - anyone can enter into your VM through these... # FTP (both active and passive FTP is always enabled) # ftp localhost 8887 #8887 = 192.168.0.128:21 4660 = 192.168.0.128:4660 # W...
情形: 内部的www服务器能被外面的机器访问,linux作为网关,要进行端口映射。通过adsl连接Internet, 192.168.1.1为网关的内部ip地址,内部的www服务器192.168.1.130。 WWW_IP=$(ifconfig ppp0|grep "inet"|awk '{print $2}'|awk -F: '{print $2}') iptables -t nat -A PREROUTING -i ppp0 -p tcp --dport 80 \ -j DNAT --to 192.168.1.130:80 iptables -A FORWARD -i ppp0 -p tcp -m tcp --dport 80 -j ACCEPT iptables ...