iptables
# Generated by iptables-save v1.4.7 on Mon Jun 19 11:02:25 2017 *security :INPUT ACCEPT [428:39712] :FORWARD ACCEPT [62:5208] :OUTPUT ACCEPT [514:56376] COMMIT # Completed on Mon Jun 19 11:02:25 2017 # Generated by iptables-save v1.4.7 on Mon Jun 19 11:02:25 2017 *raw :PREROUTING ACCEPT [636:62516] :OUTPUT ACCEPT [515:56540] COMMIT # Completed on Mon Jun 19 11:02:25 2017 # Generated by iptables-save v1.4.7 on Mon Jun 19 11:02:25 2017 *mangle :PREROUTING ACCEPT [638:62620] :INPUT ACCEPT [451:46640] :FORWARD ACCEPT [182:15288] :OUTPUT ACCEPT [517:56836] :POSTROUTING ACCEPT [579:62044] COMMIT # Completed on Mon Jun 19 11:02:25 2017 # Generated by iptables-save v1.4.7 on Mon Jun 19 11:02:25 2017 *nat :PREROUTING ACCEPT [247:40018] :POSTROUTING ACCEPT [0:0] :OUTPUT ACCEPT [0:0] -A POSTROUTING -o eth0 -j SNAT --to-source 103.249.xx.xx -A POSTROUTING -s 192.168.1.0/24 -o eth0 -j MASQUERADE COMMIT # Completed on Mon Jun 19 11:02:25 2017 # Generated by iptables-save v1.4.7 on Mon Jun 19 11:02:25 2017 *filter :INPUT ACCEPT [0:0] :FORWARD ACCEPT [62:5208] :OUTPUT ACCEPT [77:8740] -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 COMMIT
模快
for i in `ls /lib/modules/2.6.32-431.el6.x86_64/kernel/net/ipv4/netfilter/`; do echo modprobe $i|awk -F'.' '{print $1}'; done
kernel
net.ipv4.ip_forward = 1
拨号
pptpsetup --create test --server 139.129.210.7 --username johnvpn1 --password caiwenguang1992 --start
echo "require-mppe-128">>/etc/ppp/peers/test
pppd call test
