# # IPsecを使用したVPN拠点間接続(2拠点) + 内蔵無線WANバックアップ : コマンド設定 # # # 拠点1 ルーター # # # ゲートウェイの設定 # ip route default gateway pp 1 ip route 192.168.2.0/24 gateway tunnel 1 # # LANインターフェースの設定(LAN1ポートを使用) # ip lan1 address 192.168.1.1/24 # # WAN(ISP1)インターフェースの設定(LAN2ポートを使用) # pp select 1 pp backup pp 2 pp always-on on pppoe use lan2 pp auth accept pap chap pp auth myname (ISP1に接続するID) (ISP1に接続するパスワード) ppp lcp mru on 1454 ppp ipcp msext on ip pp address (拠点1の固定グローバルIPアドレス1) ppp ccp type none ip pp secure filter in 200003 200020 200021 200022 200023 200024 200025 200030 200032 200100 200101 200102 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 # # WAN(ISP2)インターフェースの設定(LAN3ポートを使用) # pp select 2 pp always-on on pppoe use lan3 pp auth accept pap chap pp auth myname (ISP2に接続するID) (ISP2に接続するパスワード) ppp lcp mru on 1454 ppp ipcp msext on ip pp address (拠点1の固定グローバルIPアドレス2) ip pp secure filter in 200003 200020 200021 200022 200023 200024 200025 200030 200032 200100 200101 200102 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 2000 pp enable 2 # # VPN(IPsec)の設定(共通項目) # ipsec auto refresh on # # VPN(IPsec)の設定(主系) # tunnel select 1 ipsec tunnel 1 ipsec sa policy 1 1 esp aes-cbc sha-hmac ipsec ike keepalive log 1 off ipsec ike keepalive use 1 on heartbeat 10 6 ipsec ike nat-traversal 1 on ipsec ike pre-shared-key 1 text (事前共有鍵1) ipsec ike remote address 1 any ipsec ike remote name 1 (拠点2 NVR700Wに設定した名前1) key-id tunnel backup tunnel 2 switch-interface=on ip tunnel tcp mss limit auto tunnel enable 1 # # VPN(IPsec)の設定(従系) # tunnel select 2 ipsec tunnel 2 ipsec sa policy 2 2 esp aes-cbc sha-hmac ipsec ike nat-traversal 2 on ipsec ike pre-shared-key 2 text (事前共有鍵2) ipsec ike remote address 2 any ipsec ike remote name 2 (拠点2 NVR700Wに設定した名前2) key-id ip tunnel tcp mss limit auto tunnel enable 2 # # フィルターの設定 # 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 192.168.1.0/24 * * * * 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 * 192.168.1.0/24 * * * 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 * 192.168.1.0/24 icmp * * ip filter 200031 pass * 192.168.1.0/24 established * * ip filter 200032 pass * 192.168.1.0/24 tcp * ident ip filter 200033 pass * 192.168.1.0/24 tcp ftpdata * ip filter 200034 pass * 192.168.1.0/24 tcp,udp * domain ip filter 200035 pass * 192.168.1.0/24 udp domain * ip filter 200036 pass * 192.168.1.0/24 udp * ntp ip filter 200037 pass * 192.168.1.0/24 udp ntp * ip filter 200099 pass * * * * * ip filter 200100 pass * 192.168.1.1 udp * 500 ip filter 200101 pass * 192.168.1.1 esp * * ip filter 200102 pass * 192.168.1.1 udp * 4500 ip filter 500000 restrict * * * * * 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 # # NATの設定 # nat descriptor type 1000 masquerade nat descriptor address outer 1000 (拠点1の固定グローバルIPアドレス1) nat descriptor masquerade static 1000 1 192.168.1.1 udp 500 nat descriptor masquerade static 1000 2 192.168.1.1 esp nat descriptor masquerade static 1000 3 192.168.1.1 udp 4500 nat descriptor type 2000 masquerade nat descriptor address outer 2000 (拠点1の固定グローバルIPアドレス2) nat descriptor masquerade static 2000 1 192.168.1.1 udp 500 nat descriptor masquerade static 2000 2 192.168.1.1 esp nat descriptor masquerade static 2000 3 192.168.1.1 udp 4500 # # DHCPの設定 # dhcp service server dhcp server rfc2131 compliant except remain-silent dhcp scope 1 192.168.1.2-192.168.1.191/24 # # DNSの設定 # dns host lan1 dns server select 1 (ISP1から指定されたDNSサーバーのIPアドレス) any . restrict pp 1 dns server select 2 (ISP2から指定されたDNSサーバーのIPアドレス) any . dns private address spoof on