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# Microsoft AzureとVPN(IPsec IKEv1)接続するルーターの設定 : コマンド設定
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# ルーターの設定
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# ゲートウェイの設定
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ip route default gateway pp 1
ip route 172.16.0.0/16 gateway tunnel 1

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# LANインターフェースの設定
#（LAN1ポートを使用）
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ip lan1 address 192.168.100.1/24

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# WANインターフェースの設定
#（LAN2ポートを使用）
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pp select 1
pp always-on on
pppoe use lan2
pppoe auto disconnect off
pp auth accept pap chap
pp auth myname (ISPへ接続するID) (ISPへ接続するパスワード)
ppp lcp mru on 1454
ppp ipcp msext on
ppp ccp type none
ip pp address (ルーターの固定グローバルIPアドレス)
ip pp secure filter in 200003 200020 200021 200022 200023 200024 200025 200030 200032 200080 200081 200082
ip pp secure filter out 200013 200020 200021 200022 200023 200024 200025 200026 200027 200099 dynamic 200080 200081 200082 200083 200084 200085 200098 200099
ip pp nat descriptor 1000
pp enable 1

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# VPN(IPsec)の設定
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tunnel select 1
ipsec tunnel 1
ipsec sa policy 1 1 esp aes256-cbc sha256-hmac anti-replay-check=off
ipsec ike duration ipsec-sa 1 3600
ipsec ike encryption 1 aes256-cbc
ipsec ike group 1 modp1024
ipsec ike hash 1 sha256
ipsec ike keepalive log 1 off
ipsec ike local address 1 192.168.100.1
ipsec ike local id 1 192.168.100.1
ipsec ike nat-traversal 1 on
ipsec ike backward-compatibility 1 2
ipsec ike pre-shared-key 1 text (事前共有鍵)
ipsec ike remote address 1 (Microsoft AzureのゲートウェイIPアドレス)
ipsec ike remote id 1 172.16.0.1
ip tunnel tcp mss limit 1350
tunnel enable 1
ipsec auto refresh on

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# フィルターの設定
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ip filter 200000 reject 10.0.0.0/8 * * * *
ip filter 200001 reject 172.16.0.0/12 * * * *
ip filter 200002 reject 192.168.0.0/16 * * * *
ip filter 200003 reject 192.168.100.0/24 * * * *
ip filter 200010 reject * 10.0.0.0/8 * * *
ip filter 200011 reject * 172.16.0.0/12 * * *
ip filter 200012 reject * 192.168.0.0/16 * * *
ip filter 200013 reject * 192.168.100.0/24 * * *
ip filter 200020 reject * * udp,tcp 135 *
ip filter 200021 reject * * udp,tcp * 135
ip filter 200022 reject * * udp,tcp netbios_ns-netbios_ssn *
ip filter 200023 reject * * udp,tcp * netbios_ns-netbios_ssn
ip filter 200024 reject * * udp,tcp 445 *
ip filter 200025 reject * * udp,tcp * 445
ip filter 200026 restrict * * tcpfin * www,21,nntp
ip filter 200027 restrict * * tcprst * www,21,nntp
ip filter 200030 pass * 192.168.100.0/24 icmp * *
ip filter 200031 pass * 192.168.100.0/24 established * *
ip filter 200032 pass * 192.168.100.0/24 tcp * ident
ip filter 200033 pass * 192.168.100.0/24 tcp ftpdata *
ip filter 200034 pass * 192.168.100.0/24 tcp,udp * domain
ip filter 200035 pass * 192.168.100.0/24 udp domain *
ip filter 200036 pass * 192.168.100.0/24 udp * ntp
ip filter 200037 pass * 192.168.100.0/24 udp ntp *
ip filter 200080 pass * 192.168.100.1 udp * 500
ip filter 200081 pass * 192.168.100.1 esp * *
ip filter 200082 pass * 192.168.100.1 udp * 4500
ip filter 200098 reject-nolog * * established
ip filter 200099 pass * * * * *
ip filter dynamic 200080 * * ftp
ip filter dynamic 200081 * * domain
ip filter dynamic 200082 * * www
ip filter dynamic 200083 * * smtp
ip filter dynamic 200084 * * pop3
ip filter dynamic 200085 * * submission
ip filter dynamic 200098 * * tcp
ip filter dynamic 200099 * * udp

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# NATの設定
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nat descriptor type 1000 masquerade
nat descriptor address outer 1000 (ルーターの固定グローバルIPアドレス)
nat descriptor masquerade static 1000 1 192.168.100.1 udp 500
nat descriptor masquerade static 1000 2 192.168.100.1 esp
nat descriptor masquerade static 1000 3 192.168.100.1 udp 4500

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# DHCPの設定
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dhcp service server
dhcp server rfc2131 compliant except remain-silent
dhcp scope 1 192.168.100.2-192.168.100.191/24

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# DNSの設定
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dns host lan1
dns server (ISPから指定されたDNSサーバーのIPアドレス)
dns private address spoof on