{"id":132,"date":"2014-06-13T15:50:06","date_gmt":"2014-06-13T06:50:06","guid":{"rendered":"http:\/\/fsck.jp\/?p=132"},"modified":"2018-06-25T15:22:22","modified_gmt":"2018-06-25T06:22:22","slug":"iosandroid-%e7%ab%af%e6%9c%ab%e3%81%8b%e3%82%89%e3%81%ae-l2tpipsec-%e6%8e%a5%e7%b6%9a-strongswanxl2tpd","status":"publish","type":"post","link":"https:\/\/fsck.jp\/?p=132","title":{"rendered":"iOS\/Android \u7aef\u672b\u304b\u3089\u306e L2TP\/IPsec \u63a5\u7d9a (strongswan+xl2tpd)"},"content":{"rendered":"

iOS\u3084Android\u7aef\u672b\u3001\u3042\u308b\u3044\u306f Windows PC \u306a\u3069\u304b\u3089\u3082\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u3001VPS \u30de\u30b7\u30f3\u306b VPN \u63a5\u7d9a\u3092\u8a2d\u5b9a\u3057\u3066\u304a\u304f\u3002<\/p>\n

PPTP\u306b\u3064\u3044\u3066\u306f\u65e2\u306b\u8106\u5f31\u6027\u304c\u767a\u898b\u3055\u308c\u3066\u304a\u308a\u3001OS\u306b\u3088\u3063\u3066\u306f\u30b5\u30dd\u30fc\u30c8\u5bfe\u8c61\u5916\u306b\u306a\u3063\u3066\u3044\u308b\u305f\u3081\u3001VPN \u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u3057\u3066\u306f L2TP\/IPsec \u3092\u4f7f\u3046\u3002<\/p>\n

\u524d\u63d0:
\n\u5bfe\u8c61\u30b5\u30fc\u30d0\u306fVPS\u306eCentOS 7\u3002<\/p>\n

IPsec \u5b9f\u88c5\u3068\u3057\u3066\u306f strongswan\u3001L2TP \u5b9f\u88c5\u3068\u3057\u3066\u306f xl2tpd \u3092\u5229\u7528\u3059\u308b\u3002<\/p>\n

\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u56f3\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3002
\n\"05\"<\/a><\/p>\n

1. \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h3>\n

[user@myvps1 ~]$ sudo apt-get install strongswan xl2tpd<\/code><\/p>\n

\u30ab\u30fc\u30cd\u30eb\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u30d1\u30b1\u30c3\u30c8\u8ee2\u9001\u3067\u304d\u308b\u3088\u3046\u8a2d\u5b9a\u3059\u308b\u3002
\n[user@myvps1 ~]$ sudo vi \/etc\/sysctl.conf<\/code><\/p>\n

net.ipv4.ip_forward=1\u3000\u3000#28\u884c\u76ee\u306e\u30b3\u30e1\u30f3\u30c8\u3092\u5916\u3059<\/pre>\n
[user@myvps1 ~]$ sudo sysctl -p \/etc\/sysctl.conf<\/code><\/p>\n
\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb(ufw)\u3092\u9589\u3058\u3066\u3044\u308b\u5834\u5408\u306f\u3001ESP\u3001UDP 500\u30fb4500 \u3092\u7a7a\u3051\u3066\u304a\u304f\u3053\u3068\u3002<\/p>\n
2. ipsec.conf\u306e\u8a2d\u5b9a<\/h3>\n
[user@myvps1 ~]$ sudo vi \/etc\/strongswan\/ipsec.conf<\/code><\/p>\n
\u4ee5\u4e0b\u306e\u5185\u5bb9\u3092\u8ffd\u8a18\u3059\u308b\u3002<\/p>\n
\r\nconn L2TP-PSK\r\n        authby=secret\r\n        auto=add\r\n        closeaction=clear\r\n        dpdaction=clear\r\n        type=transport\r\n        rekey=no\r\n        left=203.0.113.180\r\n        leftprotoport=17\/1701\r\n        right=%any\r\n        rightprotoport=17\/%any<\/pre>\n
IPsec \u306f\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u30e2\u30fc\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3002\u30da\u30a4\u30ed\u30fc\u30c9\u306b L2TP \u3092\u901a\u3059\u306e\u3067\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u305d\u3061\u3089\u306b\u4efb\u305b\u308b\u3002<\/p>\n
\u518d\u63a5\u7d9a\u7b49\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306b\u4efb\u305b\u305f\u3044\u305f\u3081\u3001\u3053\u3061\u3089\u304b\u3089\u306f\u4f55\u3082\u3057\u306a\u3044\u8a2d\u5b9a\u3067\u3042\u308b\u3002\u63a5\u7d9a\u304c\u5207\u308c\u305f\u5834\u5408\u306f\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u30af\u30ea\u30a2\u3059\u308b\u3002<\/p>\n
3. IPsec\u306e\u4e8b\u524d\u5171\u6709\u9375\u306e\u8a2d\u5b9a<\/h3>\n
[user@myvps1 ~]$ sudo vi \/etc\/strongswan\/ipsec.secrets<\/code><\/p>\n
\u4e8b\u524d\u5171\u6709\u9375\u3092\u5e73\u6587\u3067\u8a18\u8ff0\u3059\u308b\u3002<\/p>\n
\r\n: PSK \"mypresharedkey\"<\/pre>\n
4. xl2tpd.conf \u306e\u8a2d\u5b9a<\/h3>\n
[user@myvps1 ~]$ sudo vi \/etc\/xl2tpd\/xl2tpd.conf<\/code><\/p>\n
\u4ee5\u4e0b\u306e\u8a2d\u5b9a\u3092\u8ffd\u8a18\u3059\u308b\u3002<\/p>\n
[global]\r\nport = 1701\r\n\r\n[lns default]\r\nip range = 172.16.1.11-172.16.1.30\r\nlocal ip = 172.16.1.254\r\nlength bit = yes\r\nrequire chap = yes\r\nrefuse pap = yes\r\nrequire authentication = yes\r\nname = myvps1.vpsnet.example.jp\r\nppp debug = no\r\npppoptfile = \/etc\/ppp\/xl2tpd-options<\/pre>\n
\u63a5\u7d9a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306b\u306f\u3001172.16.1.11 \u304b\u3089 30 \u306e\u9593\u3067\u30a2\u30c9\u30ec\u30b9\u304c\u5272\u308a\u632f\u3089\u308c\u308b\u3002<\/p>\n
5. xl2tpd-options \u306e\u8a2d\u5b9a<\/h3>\n
\r\n[user@myvps1 ~]$ sudo vi \/etc\/ppp\/xl2tpd-options<\/pre>\n
L2TP\u306e\u8a2d\u5b9a\u3092\u8a18\u8ff0\u3059\u308b\u3002<\/p>\n
ipcp-accept-local\r\nipcp-accept-remote\r\nms-dns 172.16.1.254  (myvps1:172.16.1.254\u306b\u30ad\u30e3\u30c3\u30b7\u30e5DNS\u30b5\u30fc\u30d0\u304c\u7acb\u3063\u3066\u3044\u308b\u524d\u63d0)\r\nnoccp\r\nauth\r\ncrtscts\r\nidle 1800\r\nmtu 1300\r\nmru 1300\r\nnodefaultroute\r\nlock\r\nconnect-delay 5000\r\nrefuse-pap\r\nrefuse-chap\r\nrefuse-mschap\r\nrequire-mschap-v2<\/pre>\n
6. chap-secrets \u306e\u8a2d\u5b9a<\/h3>\n
[user@myvps1 ~]$ sudo vi \/etc\/ppp\/chap-secrets<\/code><\/p>\n
\r\nusername\t*\t\"l2tppassworddesu\"\t*<\/pre>\n
\u4e00\u822c\u30e6\u30fc\u30b6\u3067\u8aad\u3081\u306a\u3044\u6a29\u9650\u306b\u3057\u3066\u304a\u304f\u3002<\/p>\n
7. \u30c7\u30fc\u30e2\u30f3\u306e\u8d77\u52d5<\/h3>\n
[user@myvps1 ~]$ sudo service strongswan restart
\n[user@myvps1 ~]$ sudo service xl2tpd restart<\/code><\/p>\n
\u3053\u306e\u72b6\u614b\u3067\u3001iPhone\u306a\u3069\u304b\u3089\u63a5\u7d9a\u3057\u3066\u307f\u308b\u3002
\niPhone\u3067\u3042\u308c\u3070\u300c\u8a2d\u5b9a\u300d\u2192\u300cVPN\u300d\u2192\u300cVPN\u69cb\u6210\u3092\u8ffd\u52a0…\u300d\u3067\u300cL2TP\u300d\u3092\u9078\u629e\u3057\u3066\u8a2d\u5b9a\u3092\u8ffd\u52a0\u3059\u308b\u3002
\n\u300c\u30b5\u30fc\u30d0\u300d\u6b04\u306b\u306fVPS\u306e\u30db\u30b9\u30c8\u540d(IP\u30a2\u30c9\u30ec\u30b9)\u3001\u300c\u30a2\u30ab\u30a6\u30f3\u30c8\u300d\u306b\u306fL2TP\u30e6\u30fc\u30b6\u540d\u3001\u300c\u30d1\u30b9\u30ef\u30fc\u30c9\u300d\u306b\u306fL2TP\u30d1\u30b9\u30ef\u30fc\u30c9\u3001\u300c\u30b7\u30fc\u30af\u30ec\u30c3\u30c8\u300d\u306b\u306fIPsec\u4e8b\u524d\u5171\u6709\u9375\u3092\u8a2d\u5b9a\u3059\u308b\u3002<\/p>\n
\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u6a5f\u5668\u304c\u516c\u8846\u7121\u7ddaLAN\u306a\u3069\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e2d\u306b\u5c45\u308b\u72b6\u614b\u3067\u306f\u3001\u81ea\u52d5\u7684\u306b NAT-Traversal \u304c\u5229\u7528\u3055\u308c\u308b\u3002ESP \u3060\u3051\u3067\u306a\u304f\u3001UDP 4500\u756a\u30dd\u30fc\u30c8\u306b\u3064\u3044\u3066\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u304c\u7a7a\u3044\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
iOS\u3084Android\u7aef\u672b\u3001\u3042\u308b\u3044\u306f Windows PC \u306a\u3069\u304b\u3089\u3082\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u3001VPS \u30de\u30b7\u30f3\u306b VPN \u63a5\u7d9a\u3092\u8a2d\u5b9a\u3057\u3066\u304a\u304f\u3002 PPTP\u306b\u3064\u3044\u3066\u306f\u65e2\u306b\u8106\u5f31\u6027\u304c\u767a\u898b\u3055\u308c\u3066\u304a\u308a\u3001OS\u306b\u3088\u3063\u3066\u306f\u30b5\u30dd\u30fc\u30c8\u5bfe\u8c61\u5916 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3,20,4,13,12,7],"tags":[],"_links":{"self":[{"href":"https:\/\/fsck.jp\/index.php?rest_route=\/wp\/v2\/posts\/132"}],"collection":[{"href":"https:\/\/fsck.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fsck.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fsck.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fsck.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=132"}],"version-history":[{"count":0,"href":"https:\/\/fsck.jp\/index.php?rest_route=\/wp\/v2\/posts\/132\/revisions"}],"wp:attachment":[{"href":"https:\/\/fsck.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=132"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fsck.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=132"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fsck.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=132"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}