このドキュメントでは、同じインターフェイスでサイトツーサイト トンネルと Easy VPN IPSec 接続を受け入れるためにハブ ASA をイネーブルにするための設定例を紹介します。Cisco ASA 5520 と Cisco 適応型セキュリティ アプライアンス(ASA)5505 の間の IPSec では、Easy VPN とネットワーク拡張モード(NEM)を使用します。
このドキュメントに特有の要件はありません。
このドキュメントの情報は、次のソフトウェアとハードウェアのバージョンに基づいています。
バージョン 7.x 以降を実行している ASA 5500 シリーズ(ハブ)
注:HUB ASAの設定は、バージョン7.x以降が稼働するPIXセキュリティアプライアンス515、515E、525、および535でも使用できます
バージョン 7.x 以降を実行している Easy VPN ASA 5505
バージョン 7.x 以降を実行している PIX セキュリティ アプライアンス 515、515E、525、および 535
このドキュメントの情報は、特定のラボ環境にあるデバイスに基づいて作成されました。このドキュメントで使用するすべてのデバイスは、初期(デフォルト)設定の状態から起動しています。対象のネットワークが実稼働中である場合には、どのようなコマンドについても、その潜在的な影響について確実に理解しておく必要があります。
ドキュメント表記の詳細については、『シスコ テクニカル ティップスの表記法』を参照してください。
このセクションでは、このドキュメントで説明する機能の設定に使用するための情報を説明しています。
注:このセクションで使用されるコマンドの詳細を調べるには、Command Lookup Tool(登録ユーザ専用)を使用してください。
このドキュメントでは、次のネットワーク セットアップを使用します。
注:この設定で使用されるIPアドレッシング方式は、インターネット上で正式にルーティング可能なものではありません。これらは RFC 1918 でのアドレスであり、ラボ環境で使用されているものです。
このドキュメントでは、次の構成を使用します。
HUB ASA |
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ASA Version 8.0(2) ! hostname ciscoasa enable password 8Ry2YjIyt7RRXU24 encrypted names ! interface Ethernet0/0 nameif outside security-level 0 ip address 10.1.1.1 255.255.255.0 ! interface Ethernet0/1 nameif inside security-level 100 ip address 192.168.2.1 255.255.255.0 ! !--- Output Suppressed. !--- Access-list for interesting traffic (Site to Site) to be !--- encrypted between hub ASA and spoke (PIX) networks. access-list outside_cryptomap_20 extended permit ip 192.168.2.0 255.255.255.0 192.168.1.0 255.255.255.0 !--- Access-list for interesting traffic to be !--- encrypted between hub ASA and spoke easy vpn client ASA networks. access-list ezvpn1 extended permit ip 192.168.2.0 255.255.255.0 192.168.3.0 255.255.255.0 !--- Access-list for traffic to bypass the network address !--- translation (NAT) process. access-list nonat extended permit ip 192.168.2.0 255.255.255.0 192.168.1.0 255.255.255.0 access-list nonat extended permit ip 192.168.2.0 255.255.255.0 192.168.3.0 255.255.255.0 !--- Output Suppressed. !--- Specify the NAT configuration. !--- NAT 0 prevents NAT for the ACL defined in this configuration. !--- The nat 1 command specifies NAT for all other traffic. nat-control global (outside) 1 interface nat (inside) 0 access-list nonat nat (inside) 1 0.0.0.0 0.0.0.0 route outside 0.0.0.0 0.0.0.0 10.1.1.2 1 !--- Output Suppressed. !--- Configuration of IPsec Phase 2 crypto ipsec transform-set myset esp-3des esp-sha-hmac !--- IPsec configuration for the dynamic LAN-to-LAN tunnel crypto dynamic-map ezvpn 30 set transform-set myset !--- IPsec configuration for the static LAN-to-LAN tunnel crypto map outside_map 20 match address outside_cryptomap_20 crypto map outside_map 20 set peer 172.16.1.1 crypto map outside_map 20 set transform-set myset !--- IPsec configuration that binds dynamic map to crypto map crypto map outside_map 65535 ipsec-isakmp dynamic ezvpn !--- Crypto map applied to the outside interface of the ASA crypto map outside_map interface outside isakmp enable outside !--- PHASE 1 CONFIGURATION ---! !--- This configuration uses isakmp policy 1. !--- These configuration commands !--- define the Phase 1 policies that are used. crypto isakmp policy 10 authentication pre-share encryption 3des hash sha group 2 lifetime 86400 !--- Output Suppressed. !--- This defines the group policy you use with Easy VPN. !--- Specify the networks that can pass through !--- the tunnel and that you want to !--- use network extension mode. group-policy tunnel internal group-policy tunnel attributes nem enable !--- The username and password associated with !--- this VPN connection are defined here. You !--- can also use AAA for this function. username cisco password ffIRPGpDSOJh9YLq encrypted tunnel-group 172.16.1.1 type ipsec-l2l tunnel-group 172.16.1.1 ipsec-attributes pre-shared-key * !--- The tunnel-group commands bind the configurations !--- defined in this configuration to the tunnel that is !--- used for Easy VPN. This tunnel name is the one !--- specified on the remote side. tunnel-group mytunnel type remote-access tunnel-group mytunnel general-attributes default-group-policy tunnel !--- Defines the pre-shared key used for !--- IKE authentication for the dynamic tunnel. tunnel-group mytunnel ipsec-attributes pre-shared-key * prompt hostname context Cryptochecksum:e148bf43d04906f5db41fc6f90c52d34 : end |
Easy VPN クライアント - ASA 5505 |
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ASA Version 7.2(2) ! hostname ciscoasa domain-name default.domain.invalid enable password 8Ry2YjIyt7RRXU24 encrypted names ! interface Vlan1 nameif outside security-level 0 ip address 172.16.2.2 255.255.255.0 ! interface Vlan2 nameif inside security-level 100 ip address 192.168.3.1 255.255.255.0 ! interface Ethernet0/0 ! interface Ethernet0/1 shutdown ! interface Ethernet0/2 ! interface Ethernet0/3 ! interface Ethernet0/4 switchport access vlan 2 !--- Output Suppressed. ! route outside 0.0.0.0 0.0.0.0 172.16.2.1 1 !--- Output Suppressed. !--- Easy VPN Client Configuration ---! !--- Specify the IP address of the VPN server. vpnclient server 10.1.1.1 !--- This example uses network extension mode. vpnclient mode network-extension-mode !--- Specify the group name and the pre-shared key. vpnclient vpngroup mytunnel password ******** !--- Specify the authentication username and password. vpnclient username cisco password ******** !--- In order to enable the device as hardware vpnclient, use this command. vpnclient enable ! !--- Output Suppressed. Cryptochecksum:0458ce7a08e6b7f9417b17bc254eb4e2 : end |
PIX |
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PIX Version 8.0(2) ! hostname pixfirewall enable password 8Ry2YjIyt7RRXU24 encrypted names ! interface Ethernet0 nameif outside security-level 0 ip address 172.16.1.1 255.255.255.0 ! interface Ethernet1 nameif inside security-level 100 ip address 192.168.1.2 255.255.255.0 ! passwd 2KFQnbNIdI.2KYOU encrypted ftp mode passive !--- This access list (inside_nat0_outbound) is used with the nat zero command. !--- This prevents traffic which matches the access list from undergoing !--- network address translation (NAT). access-list inside_nat0_outbound extended permit ip 192.168.1.0 255.255.255.0 192.168.2.0 255.255.255.0 !--- The traffic specified by this ACL is !--- traffic that is to be encrypted and !--- sent across the VPN tunnel. This ACL is intentionally !--- the same as (inside_nat0_outbound). !--- Two separate access lists must always be used in this configuration. access-list outside_cryptomap_20 extended permit ip 192.168.1.0 255.255.255.0 192.168.2.0 255.255.255.0 !--- NAT 0 prevents NAT for networks specified in the ACL inside_nat0_outbound. nat (inside) 0 access-list inside_nat0_outbound !--- Output Suppressed. route outside 0.0.0.0 0.0.0.0 172.16.1.2 1 !--- Output Suppressed. !--- PHASE 2 CONFIGURATION ---! !--- The encryption types for Phase 2 are defined here. !--- Define the transform set for Phase 2. crypto ipsec transform-set myset esp-3des esp-sha-hmac !--- Define which traffic can be sent to the IPsec peer. crypto map outside_map 20 match address outside_cryptomap_20 !--- Sets the IPsec peer. crypto map outside_map 20 set peer 10.1.1.1 !--- Sets the IPsec transform set "myset" !--- to be used with the crypto map entry "outside_map". crypto map outside_map 20 set transform-set myset !--- Specifies the interface to be used with !--- the settings defined in this configuration. crypto map outside_map interface outside !--- PHASE 1 CONFIGURATION ---! !--- This configuration uses isakmp policy 10. !--- Policy 65535 is included in the config by default. !--- The configuration commands here define the Phase !--- 1 policy parameters that are used. crypto isakmp enable outside crypto isakmp policy 10 authentication pre-share encryption 3des hash sha group 2 lifetime 86400 crypto isakmp policy 65535 authentication pre-share encryption 3des hash sha group 2 lifetime 86400 !--- Output Suppressed. !--- In order to create and manage the database of connection-specific records !--- for ipsec-l2l—IPsec (LAN-to-LAN) tunnels, use the tunnel-group !--- command in global configuration mode. !--- For L2L connections the name of the tunnel group MUST be the IP !--- address of the IPsec peer. tunnel-group 10.1.1.1 type ipsec-l2l !--- Enter the pre-shared-key in order to configure the authentication method. tunnel-group 10.1.1.1 ipsec-attributes pre-shared-key * prompt hostname context Cryptochecksum:4a2c70f2102113315de795f13f25c2aa : end |
このセクションでは、設定が正しく動作していることを確認するために使用できる情報を提供しています。
アウトプット インタープリタ ツール(登録ユーザ専用)(OIT)は、特定の show コマンドをサポートします。OIT を使用して、show コマンドの出力の分析を表示します。
show crypto isakmp sa:ピア上の現在の IKE セキュリティ アソシエーション(SA)をすべて表示します。
show crypto ipsec sa:現在の SA をすべて表示します。
このセクションには、次のモデル用の確認設定例を示します。
HUB ASA |
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ciscoasa #show crypto isakmp sa Active SA: 2 Rekey SA: 0 (A tunnel will report 1 Active and 1 Rekey SA during rekey) Total IKE SA: 2 !--- Dynamic LAN-to-LAN tunnel establishment 1 IKE Peer: 172.16.2.2 Type : user Role : responder Rekey : no State : AM_ACTIVE !--- Static LAN-to-LAN tunnel establishment 2 IKE Peer: 172.16.1.1 Type : L2L Role : initiator Rekey : no State : MM_ACTIVE ciscoasa #show crypto ipsec sa ciscoasa(config)#sh crypto ipsec sa interface: outside Crypto map tag: outside_map, seq num: 20, local addr: 10.1.1.1 access-list outside_cryptomap_20 permit ip 192.168.2.0 255.255.255.0 192.168.1.0 255.255.255.0 local ident (addr/mask/prot/port): (192.168.2.0/255.255.255.0/0/0) remote ident (addr/mask/prot/port): (192.168.1.0/255.255.255.0/0/0) current_peer: 172.16.1.1 #pkts encaps: 4, #pkts encrypt: 4, #pkts digest: 4 #pkts decaps: 4, #pkts decrypt: 4, #pkts verify: 4 #pkts compressed: 0, #pkts decompressed: 0 #pkts not compressed: 4, #pkts comp failed: 0, #pkts decomp failed: 0 #pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0 #PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0 #send errors: 0, #recv errors: 0 local crypto endpt.: 10.1.1.1, remote crypto endpt.: 172.16.1.1 path mtu 1500, ipsec overhead 58, media mtu 1500 current outbound spi: E4312E13 inbound esp sas: spi: 0x9ABAC3DD (2595931101) transform: esp-3des esp-sha-hmac none in use settings ={L2L, Tunnel, } slot: 0, conn_id: 741376, crypto-map: outside_map sa timing: remaining key lifetime (kB/sec): (4274999/28783) IV size: 8 bytes replay detection support: Y outbound esp sas: spi: 0xE4312E13 (3828428307) transform: esp-3des esp-sha-hmac none in use settings ={L2L, Tunnel, } slot: 0, conn_id: 741376, crypto-map: outside_map sa timing: remaining key lifetime (kB/sec): (4274999/28783) IV size: 8 bytes replay detection support: Y Crypto map tag: ezvpn, seq num: 30, local addr: 10.1.1.1 local ident (addr/mask/prot/port): (10.1.1.1/255.255.255.255/0/0) remote ident (addr/mask/prot/port): (172.16.2.2/255.255.255.255/0/0) current_peer: 172.16.2.2, username: cisco dynamic allocated peer ip: 0.0.0.0 #pkts encaps: 0, #pkts encrypt: 0, #pkts digest: 0 #pkts decaps: 0, #pkts decrypt: 0, #pkts verify: 0 #pkts compressed: 0, #pkts decompressed: 0 #pkts not compressed: 0, #pkts comp failed: 0, #pkts decomp failed: 0 #pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0 #PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0 #send errors: 0, #recv errors: 0 local crypto endpt.: 10.1.1.1, remote crypto endpt.: 172.16.2.2 path mtu 1500, ipsec overhead 58, media mtu 1500 current outbound spi: 2647B59C inbound esp sas: spi: 0x21685AF8 (560487160) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 737280, crypto-map: ezvpn sa timing: remaining key lifetime (sec): 28146 IV size: 8 bytes replay detection support: Y outbound esp sas: spi: 0x2647B59C (642233756) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 737280, crypto-map: ezvpn sa timing: remaining key lifetime (sec): 28146 IV size: 8 bytes replay detection support: Y Crypto map tag: ezvpn, seq num: 30, local addr: 10.1.1.1 local ident (addr/mask/prot/port): (0.0.0.0/0.0.0.0/0/0) remote ident (addr/mask/prot/port): (192.168.3.0/255.255.255.0/0/0) current_peer: 172.16.2.2, username: cisco dynamic allocated peer ip: 0.0.0.0 #pkts encaps: 5, #pkts encrypt: 5, #pkts digest: 5 #pkts decaps: 5, #pkts decrypt: 5, #pkts verify: 5 #pkts compressed: 0, #pkts decompressed: 0 #pkts not compressed: 5, #pkts comp failed: 0, #pkts decomp failed: 0 #pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0 #PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0 #send errors: 0, #recv errors: 0 local crypto endpt.: 10.1.1.1, remote crypto endpt.: 172.16.2.2 path mtu 1500, ipsec overhead 58, media mtu 1500 current outbound spi: 07997B21 inbound esp sas: spi: 0xB5B6013D (3048603965) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 737280, crypto-map: ezvpn sa timing: remaining key lifetime (sec): 28145 IV size: 8 bytes replay detection support: Y outbound esp sas: spi: 0x07997B21 (127499041) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 737280, crypto-map: ezvpn sa timing: remaining key lifetime (sec): 28145 IV size: 8 bytes replay detection support: Y Crypto map tag: ezvpn, seq num: 30, local addr: 10.1.1.1 local ident (addr/mask/prot/port): (0.0.0.0/0.0.0.0/0/0) remote ident (addr/mask/prot/port): (172.16.2.2/255.255.255.255/0/0) current_peer: 172.16.2.2, username: cisco dynamic allocated peer ip: 0.0.0.0 #pkts encaps: 0, #pkts encrypt: 0, #pkts digest: 0 #pkts decaps: 0, #pkts decrypt: 0, #pkts verify: 0 #pkts compressed: 0, #pkts decompressed: 0 #pkts not compressed: 0, #pkts comp failed: 0, #pkts decomp failed: 0 #pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0 #PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0 #send errors: 0, #recv errors: 0 local crypto endpt.: 10.1.1.1, remote crypto endpt.: 172.16.2.2 path mtu 1500, ipsec overhead 58, media mtu 1500 current outbound spi: 0F0B1A75 inbound esp sas: spi: 0x68B0EA75 (1756424821) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 737280, crypto-map: ezvpn sa timing: remaining key lifetime (sec): 28143 IV size: 8 bytes replay detection support: Y outbound esp sas: spi: 0x0F0B1A75 (252385909) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 737280, crypto-map: ezvpn sa timing: remaining key lifetime (sec): 28143 IV size: 8 bytes replay detection support: Y |
Easy VPN クライアント ASA 5505 |
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ciscoasa(config)# sh crypto isakmp sa Active SA: 1 Rekey SA: 0 (A tunnel will report 1 Active and 1 Rekey SA during rekey) Total IKE SA: 1 1 IKE Peer: 10.1.1.1 Type : user Role : initiator Rekey : no State : AM_ACTIVE ciscoasa(config)# sh crypto ipsec sa interface: outside Crypto map tag: _vpnc_cm, seq num: 10, local addr: 172.16.2.2 access-list _vpnc_acl permit ip host 172.16.2.2 host 10.1.1.1 local ident (addr/mask/prot/port): (172.16.2.2/255.255.255.255/0/0) remote ident (addr/mask/prot/port): (10.1.1.1/255.255.255.255/0/0) current_peer: 10.1.1.1, username: 10.1.1.1 dynamic allocated peer ip: 0.0.0.0 #pkts encaps: 0, #pkts encrypt: 0, #pkts digest: 0 #pkts decaps: 0, #pkts decrypt: 0, #pkts verify: 0 #pkts compressed: 0, #pkts decompressed: 0 #pkts not compressed: 0, #pkts comp failed: 0, #pkts decomp failed: 0 #pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0 #PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0 #send errors: 0, #recv errors: 0 local crypto endpt.: 172.16.2.2, remote crypto endpt.: 10.1.1.1 path mtu 1500, ipsec overhead 58, media mtu 1500 current outbound spi: 21685AF8 inbound esp sas: spi: 0x2647B59C (642233756) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 178, crypto-map: _vpnc_cm sa timing: remaining key lifetime (sec): 28298 IV size: 8 bytes replay detection support: Y outbound esp sas: spi: 0x21685AF8 (560487160) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 178, crypto-map: _vpnc_cm sa timing: remaining key lifetime (sec): 28298 IV size: 8 bytes replay detection support: Y Crypto map tag: _vpnc_cm, seq num: 10, local addr: 172.16.2.2 access-list _vpnc_acl permit ip host 172.16.2.2 any local ident (addr/mask/prot/port): (172.16.2.2/255.255.255.255/0/0) remote ident (addr/mask/prot/port): (0.0.0.0/0.0.0.0/0/0) current_peer: 10.1.1.1, username: 10.1.1.1 dynamic allocated peer ip: 0.0.0.0 #pkts encaps: 0, #pkts encrypt: 0, #pkts digest: 0 #pkts decaps: 0, #pkts decrypt: 0, #pkts verify: 0 #pkts compressed: 0, #pkts decompressed: 0 #pkts not compressed: 0, #pkts comp failed: 0, #pkts decomp failed: 0 #pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0 #PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0 #send errors: 0, #recv errors: 0 local crypto endpt.: 172.16.2.2, remote crypto endpt.: 10.1.1.1 path mtu 1500, ipsec overhead 58, media mtu 1500 current outbound spi: 68B0EA75 inbound esp sas: spi: 0x0F0B1A75 (252385909) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 178, crypto-map: _vpnc_cm sa timing: remaining key lifetime (sec): 28298 IV size: 8 bytes replay detection support: Y outbound esp sas: spi: 0x68B0EA75 (1756424821) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 178, crypto-map: _vpnc_cm sa timing: remaining key lifetime (sec): 28298 IV size: 8 bytes replay detection support: Y Crypto map tag: _vpnc_cm, seq num: 10, local addr: 172.16.2.2 access-list _vpnc_acl permit ip 192.168.3.0 255.255.255.0 any local ident (addr/mask/prot/port): (192.168.3.0/255.255.255.0/0/0) remote ident (addr/mask/prot/port): (0.0.0.0/0.0.0.0/0/0) current_peer: 10.1.1.1, username: 10.1.1.1 dynamic allocated peer ip: 0.0.0.0 #pkts encaps: 5, #pkts encrypt: 5, #pkts digest: 5 #pkts decaps: 5, #pkts decrypt: 5, #pkts verify: 5 #pkts compressed: 0, #pkts decompressed: 0 #pkts not compressed: 0, #pkts comp failed: 0, #pkts decomp failed: 0 #pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0 #PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0 #send errors: 0, #recv errors: 0 local crypto endpt.: 172.16.2.2, remote crypto endpt.: 10.1.1.1 path mtu 1500, ipsec overhead 58, media mtu 1500 current outbound spi: B5B6013D inbound esp sas: spi: 0x07997B21 (127499041) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 178, crypto-map: _vpnc_cm sa timing: remaining key lifetime (sec): 28294 IV size: 8 bytes replay detection support: Y outbound esp sas: spi: 0xB5B6013D (3048603965) transform: esp-3des esp-sha-hmac none in use settings ={RA, Tunnel, } slot: 0, conn_id: 178, crypto-map: _vpnc_cm sa timing: remaining key lifetime (sec): 28294 IV size: 8 bytes replay detection support: Y |
PIX |
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pixfirewall(config)# sh crypto isakmp sa Active SA: 1 Rekey SA: 0 (A tunnel will report 1 Active and 1 Rekey SA during rekey) Total IKE SA: 1 1 IKE Peer: 10.1.1.1 Type : L2L Role : responder Rekey : no State : MM_ACTIVE pixfirewall(config)# sh crypto ipsec sa interface: outside Crypto map tag: outside_map, seq num: 20, local addr: 172.16.1.1 access-list outside_cryptomap_20 permit ip 192.168.1.0 255.255.255.0 192.168.2.0 255.255.255.0 local ident (addr/mask/prot/port): (192.168.1.0/255.255.255.0/0/0) remote ident (addr/mask/prot/port): (192.168.2.0/255.255.255.0/0/0) current_peer: 10.1.1.1 #pkts encaps: 4, #pkts encrypt: 4, #pkts digest: 4 #pkts decaps: 4, #pkts decrypt: 4, #pkts verify: 4 #pkts compressed: 0, #pkts decompressed: 0 #pkts not compressed: 0, #pkts comp failed: 0, #pkts decomp failed: 0 #pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0 #PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0 #send errors: 0, #recv errors: 0 local crypto endpt.: 172.16.1.1, remote crypto endpt.: 10.1.1.1 path mtu 1500, ipsec overhead 58, media mtu 1500 current outbound spi: 9ABAC3DD inbound esp sas: spi: 0xE4312E13 (3828428307) transform: esp-3des esp-sha-hmac none in use settings ={L2L, Tunnel, } slot: 0, conn_id: 12288, crypto-map: outside_map sa timing: remaining key lifetime (kB/sec): (3824999/28628) IV size: 8 bytes replay detection support: Y outbound esp sas: spi: 0x9ABAC3DD (2595931101) transform: esp-3des esp-sha-hmac none in use settings ={L2L, Tunnel, } slot: 0, conn_id: 12288, crypto-map: outside_map sa timing: remaining key lifetime (kB/sec): (3824999/28628) IV size: 8 bytes replay detection support: Y |
ここでは、設定のトラブルシューティングに使用できる情報を示します。
一部の show コマンドはアウトプット インタープリタ ツールによってサポートされています(登録ユーザ専用)。このツールを使用することによって、show コマンド出力の分析結果を表示できます。
注:debugコマンドを発行する前に、『debugコマンドの重要な情報』を参照してください。
コンフィギュレーション モードで PIX コマンドを発行します。
clear crypto isakmp sa:フェーズ 1 SA をクリアします。
clear crypto ipsec sa:フェーズ 2 SA をクリアします。
VPN トンネル用の debug コマンド:
debug crypto isakmp sa:ISAKMP SA ネゴシエーションをデバッグします。
debug crypto ipsec sa:IPSec SA ネゴシエーションをデバッグします。
改定 | 発行日 | コメント |
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1.0 |
30-Sep-2008 |
初版 |