{"id":275,"date":"2012-07-20T13:47:06","date_gmt":"2012-07-20T05:47:06","guid":{"rendered":"http:\/\/www.sulabs.net\/?p=275"},"modified":"2015-04-11T15:46:24","modified_gmt":"2015-04-11T07:46:24","slug":"centos-6-%e9%85%8d%e7%bd%aevpn%e6%9c%8d%e5%8a%a1pptpd","status":"publish","type":"post","link":"https:\/\/www.sulabs.net\/?p=275","title":{"rendered":"CentOS 6 \u914d\u7f6eVPN\u670d\u52a1(pptpd)"},"content":{"rendered":"

\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u51fa\u5904 ( sulabs.net )
\n\u56e0\u5de5\u4f5c\u9700\u6c42\uff0c\u642d\u5efa\u4e86VPN\u6765\u65b9\u4fbf\u5728\u5bb6\u6216\u51fa\u5dee\u65f6\u8fde\u63a5\u516c\u53f8\u7f51\u7edc\uff0c\u5e76\u8bbf\u95ee\u5185\u7f51\u670d\u52a1\u5668\u8d44\u6e90\uff0c\u5728\u53c2\u8003\u90e8\u5206\u6587\u7ae0\u540e\uff0c\u91cd\u65b0\u505a\u4e86\u6574\u7406\u5e76\u4fee\u6b63\u3002
\nCentOS 6 \u53d1\u884c\u7248\u4e2d\u7684\u5185\u6838\u5df2\u7ecf\u5305\u542b\u4e86 MPPE\u6a21\u5757\uff0c\u4e0d\u9700\u8981\u518d\u53bb\u5b89\u88c5\u914d\u7f6e\u52a8\u6001\u5185\u6838\u52a0\u8f7d(dkms ) \u548c kernel_ppp_mppe \u6a21\u5757,\u7f51\u7edc\u73af\u5883\u5982\u4e0b\uff1a
\n\u516c\u53f8\u670d\u52a1\u5668\u7f51\u5361\u914d\u7f6e\u5982\u4e0b( em \u4e3a\u63a5\u53e3\u540d\uff0c\u4e5f\u53ef\u4ee5\u662f eth )
\nem1\u00a0 IP: 183.62.222.2 \u8fde\u63a5\u516c\u7f51
\nem2\u00a0 IP: 192.168.1.254\u00a0 \u8fde\u63a5\u5185\u7f51\uff0cIP\u6bb5\u00a0192.168.1.1 - 254
\nVPN \u914d\u7f6e\u7684\u5ba2\u6237\u7aef IP\u6bb5 192.168.10.2 - 254
\n<\/p>\n

1.\u4e0b\u8f7dpptpd
\nhttp:\/\/poptop.sourceforge.net\/yum\/stable\/rhel6Server\/x86_64\/<\/a>
\n\u6839\u636e\u9700\u8981\u9009\u62e9 32\u4f4d\u621664\u4f4d\u7684rpm\u5b89\u88c5\u5305\uff0c\u6216\u4e0b\u8f7d\u6e90\u7801\u7f16\u8bd1\u5b89\u88c5\uff0c\u5f53\u524d\u7248\u672c\u4e3a 1.3.4-2<\/p>\n

wget http:\/\/poptop.sourceforge.net\/yum\/stable\/rhel6Server\/x86_64\/pptpd-1.3.4-2.el6.x86_64.rpm<\/pre>\n
2.\u5b89\u88c5ppp \u70b9\u5bf9\u70b9\u534f\u8bae,\u53ef\u76f4\u63a5yum\u5b89\u88c5\uff0c\u518d\u5b89\u88c5pptpd<\/p>\n
yum install -y ppp\r\nrpm -Uvh pptpd-1.3.4-2.el6.x86_64.rpm<\/pre>\n
3.\u914d\u7f6ePPTPD
\nvi \/etc\/pptpd.conf \u5728\u5c3e\u884c\u6dfb\u52a0\u5982\u4e0b\u5185\u5bb9\u6765\u6307\u5b9aIP\u5730\u5740<\/p>\n
localip 192.168.10.1        #\u6307\u5b9apptpd \u670d\u52a1\u7aef\u672c\u5730IP\u5730\u5740\r\nremoteip 192.168.10.2-254   #\u6307\u5b9a\u8fdc\u7a0bvpn\u5ba2\u6237\u7aef\u62e8\u53f7IP\u5730\u5740\u5206\u914d\u8303\u56f4<\/pre>\n
vi \/etc\/ppp\/options.pptpd\u00a0 \u5728\u5c3e\u884c\u6dfb\u52a0\u4ee5\u4e0b\u53c2\u6570\u6765\u6307\u5b9aDNS<\/p>\n
ms-dns 8.8.8.8   # \u6307\u5b9a\u4e3agoogle\u7684DNS,\u4e5f\u53ef\u4ee5\u6307\u5b9a\u4e3a\u60a8\u670d\u52a1\u5668\u6240\u5728\u5730\u63a5\u5165\u5546\u63d0\u4f9b\u7684DNS\r\nms-dns 8.8.4.4<\/pre>\n
vi\u00a0\/etc\/ppp\/chap-secrets\u00a0\u00a0\u00a0 \u6dfb\u52a0VPN\u7528\u6237\u540d\u5bc6\u7801<\/p>\n
# Secrets for authentication using CHAP\r\n# client        server  secret                  IP addresses\r\n vpnuser        pptpd   vpnpass                 *<\/pre>\n
\u5982\u4e0a\u6240\u793a\uff0cclient \u6307\u5b9a\u7528\u6237\u540d,\u8fd9\u91cc\u4e3a vpnuser \u3002 server \u5219\u662f\u5b9a\u4e49\u670d\u52a1\u540d\uff0c\u8fd9\u91cc\u7528pptpd\u00a0\u3002 secret \u662f\u6307\u5b9a\u7528\u6237\u5bc6\u7801\uff0c\u4e3a vpnpass\u3002\u540e\u9762\u7684 IP Address \u662f\u4e3a\u6b64\u7528\u6237\u5206\u914d\u56fa\u5b9aIP \uff0cIP \u5fc5\u987b\u4e3a pptpd.conf \u4e2d remoteip \u6240\u6307\u5b9a\u7684\u8303\u56f4\uff0c\u6709\u591a\u4e2aVPN\u7528\u6237\uff0c\u5206\u884c\u586b\u5199\u5e76\u914d\u7f6e\u3002<\/p>\n
4. \u914d\u7f6e\u7aef\u53e3\u8f6c\u53d1\u548c\u9632\u706b\u5899
\nvi \/etc\/sysctl.conf\u00a0 \u66f4\u6539 net.ipv4.ip_forward \u53c2\u65700 \u4e3a1 \u542f\u7528\u8f6c\u53d1<\/p>\n
# Controls IP packet forwarding\r\nnet.ipv4.ip_forward = 1<\/pre>\n
\u6267\u884c sysctl -p \u4f7f\u914d\u7f6e\u751f\u6548<\/p>\n
\u5f00\u542f\u9632\u706b\u5899NAT\u8f6c\u53d1\u914d\u7f6e\uff0c\u5982\u4e0b\u6240\u793a<\/p>\n
iptables -t nat -A POSTROUTING -s 192.168.10.0\/24 -o em1 -j MASQUERADE\r\niptables -t nat -A POSTROUTING -s 192.168.10.0\/24 -o em2 -j MASQUERADE\r\n\r\niptables -I FORWARD -s 192.168.10.0\/24 -j ACCEPT\r\niptables -I FORWARD -d 192.168.10.0\/24 -j ACCEPT<\/pre>\n
\u7b2c\u4e00\u6761\u89c4\u5219\u6307\u5b9a\u5c06VPN\u5ba2\u6237\u7aef\u8bf7\u6c42\u8f6c\u53d1\u5230 em1 \uff08\u516c\u7f51\uff09\u7f51\u5361 \u5373\u53ef\u5b9e\u73b0VPN\u4ee3\u7406\uff0c\u7528\u6765\u8bbf\u95ee\u4e92\u8054\u7f51\u3002
\n\u7b2c\u4e8c\u6761\u5c06VPN\u5ba2\u6237\u7aef\u8bf7\u6c42\u8f6c\u53d1\u5230 em2\u00a0 (\u5185\u7f51 ) \u7f51\u5361\uff0c\u5373\u53ef\u5b9e\u73b0\u8bbf\u95ee\u5185\u7f51\u8d44\u6e90
\n\u7b2c\u4e09\uff0c\u56db\u6761\u89c4\u5219\u662f\u5141\u8bb8 VPN\u5ba2\u6237\u7aefIP\u6bb5\u7684\u6e90\u5730\u5740\uff0c\u76ee\u6807\u5730\u5740\u7684\u8f6c\u53d1\u8bf7\u6c42<\/p>\n
\u5bf9\u4e8e\u90e8\u5206\u7f51\u7ad9\u65e0\u6cd5\u8bbf\u95ee\u7684\u95ee\u9898\uff0c\u8fd9\u4e2a\u662f\u56e0\u4e3aPPTP\u9ed8\u8ba4MTU\u503c\u4e0d\u6b63\u786e\u5bfc\u81f4\u7684\uff0c\u53ef\u4ee5\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u53d8\u66f4ppp0\u8bbe\u5907\u7684mtu<\/p>\n
ifconfig ppp0 mtu 1496<\/pre>\n
\u6216\u8005\u5728\/etc\/ppp\/\u4e0b\u521b\u5efaip-up\u811a\u672c\uff0c\u6bcf\u6b21\u6709\u5ba2\u6237\u7aef\u8fde\u63a5\u540e\uff0c\u4f1a\u81ea\u52a8\u6267\u884c\u811a\u672c\u6765\u4fee\u6539ppp\u8bbe\u5907\u7684MTU\u503c<\/p>\n
#!\/bin\/bash\r\nPATH=\/sbin:\/usr\/sbin:\/bin:\/usr\/bin\r\nexport PATH\r\nifconfig $1 mtu 1496<\/pre>\n
1,2\u6761\u89c4\u5219\u53ef\u6839\u636e\u9700\u8981\u6765\u7075\u6d3b\u8fdb\u884c\u914d\u7f6e<\/p>\n
service iptables save\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u4fdd\u5b58\u9632\u706b\u5899\u89c4\u5219\u914d\u7f6e
\nservice iptables restart\u00a0\u00a0\u00a0\u00a0 \u91cd\u542f\u9632\u706b\u5899
\nservice pptpd start\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u5f00\u542fpptpd \u670d\u52a1<\/p>\n
\u6ce8\uff1aVPN\u9ed8\u8ba4\u4f7f\u75281723\u7aef\u53e3\uff0c\u9700\u6ce8\u610f\u9632\u706b\u5899\u5f00\u542f\u6b64\u7aef\u53e3<\/p>\n
\u63a5\u4e0b\u6765\u7528windows \u5ba2\u6237\u7aef\u76f4\u63a5\u5efa\u7acbVPN\u62e8\u53f7\u8fde\u63a5\u5373\u53ef\u8bbf\u95ee<\/p>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"
\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u51fa\u5904 ( sulabs.net ) \u56e0\u5de5\u4f5c\u9700\u6c42\uff0c\u642d\u5efa\u4e86VPN\u6765\u65b9\u4fbf\u5728\u5bb6 …<\/p>\n
\u7ee7\u7eed\u9605\u8bfb »<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[62,61],"class_list":["post-275","post","type-post","status-publish","format-standard","hentry","category-linux","tag-pptp","tag-vpn"],"_links":{"self":[{"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/posts\/275","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=275"}],"version-history":[{"count":9,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/posts\/275\/revisions"}],"predecessor-version":[{"id":547,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/posts\/275\/revisions\/547"}],"wp:attachment":[{"href":"https:\/\/www.sulabs.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=275"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=275"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}