f1005防火墙主模式穿越配置案例，麻烦给一份

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可以参考如下NAT穿越的配置举例：

3.10.3? IKEv2 NAT穿越配置举例

1. 组网需求

Device A在NAT安全网关内网侧。要求在Device A和Device B之间建立一个IPsec隧道，对Host A所在的子网（10.1.1.2/24）与Host B所在的子网（10.1.2.2/24）之间的数据流进行安全保护。具体需要求如下：

·     协商双方使用缺省的IKEv2安全提议和IKEv2安全策略。

·     第一阶段协商的认证方法为预共享密钥认证。

2. 组网图

图3-4 IKEv2 NAT穿越配置组网图

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3. 配置Device A

(1)     配置接口IP地址、路由、安全域及域间策略保证网络可达，具体配置步骤略

(2)     定义数据流

# 配置ACL 3101，定义要保护由子网10.1.1.0/24去往子网10.1.2.0/24的数据流。

<DeviceA> system-view

[DeviceA] acl advanced 3101

[DeviceA-acl-ipv4-adv-3101] rule 0 permit ip source 10.1.1.0 0.0.0.255 destination 10.1.2.0 0.0.0.255

[DeviceA-acl-ipv4-adv-3101] quit

(3)     配置IPsec安全提议

# 创建IPsec安全提议transform1。

[DeviceA] ipsec transform-set transform1

# 配置采用的安全协议为ESP。

[DeviceA-ipsec-transform-set-transform1] protocol esp

# 配置ESP协议采用的加密算法为3DES，认证算法为HMAC-MD5。

[DeviceA-ipsec-transform-set-transform1] esp encryption-algorithm 3des-cbc

[DeviceA-ipsec-transform-set-transform1] esp authentication-algorithm md5

[DeviceA-ipsec-transform-set-transform1] quit

(4)     配置IKEv2 keychain

# 创建IKEv2 keychain，名称为keychain1。

[DeviceA] ikev2 keychain keychain1

# 创建IKEV2对端，名称为peer1。

[DeviceA-ikev2-keychain-keychain1] peer peer1

# 指定对端peer1的主机地址为2.2.2.2/16。

[DeviceA-ikev2-keychain-keychain1-peer-peer1] address 2.2.2.2 16

# 指定对端 peer1 的身份信息。

[DeviceA-ikev2-keychain-keychain1-peer-peer1] identity address 2.2.2.2

# 配置对端peer1使用的预共享密钥为明文123。

[DeviceA-ikev2-keychain-keychain1-peer-peer1] pre-shared-key plaintext 123

[DeviceA-ikev2-keychain-keychain1-peer-peer1] quit

[DeviceA-ikev2-keychain-keychain1] quit

(5)     配置IKEv2 profile

# 创建IKEv2 profile，名称为profile1。

[DeviceA] ikev2 profile profile1

# 指定引用的IKEv2 keychain为keychain1。

[DeviceA-ikev2-profile-profile1] keychain keychain1

# 配置本端身份为FQDN名称***.***。

[DeviceA-ikev2-profile-profile1] identity local fqdn ***.***

# 配置匹配对端身份的规则为IP地址2.2.2.2/16。

[DeviceA-ikev2-profile-profile1] match remote identity address 2.2.2.2 255.255.0.0

# 指定本端的身份认证方式为预共享密钥。

[DeviceA-ikev2-profile-profile1] authentication-method local pre-share

# 指定对端的身份认证方式为预共享密钥。

[DeviceA-ikev2-profile-profile1] authentication-method remote pre-share

[DeviceA-ikev2-profile-profile1] quit

(6)     配置IPsec安全策略

# 创建一条IKEv2协商方式的IPsec安全策略，名称为policy1，顺序号为1。

[DeviceA] ipsec policy policy1 1 isakmp

# 配置IPsec隧道的对端IP地址为2.2.2.2。

[DeviceA-ipsec-policy-isakmp-policy1-1] remote-address 2.2.2.2

# 指定引用的安全提议为transform1。

[DeviceA-ipsec-policy-isakmp-policy1-1] transform-set transform1

# 指定引用ACL 3101。

[DeviceA-ipsec-policy-isakmp-policy1-1] security acl 3101

# 指定引用的IKEv2 profile为profile1。

[DeviceA-ipsec-policy-isakmp-policy1-1] ikev2-profile profile1

[DeviceA-ipsec-policy-isakmp-policy1-1] quit

(7)     在接口上应用IPsec安全策略

# 在接口GigabitEthernet1/0/1上应用IPsec安全策略policy1。

[DeviceA] interface gigabitethernet 1/0/1

[DeviceA-GigabitEthernet1/0/1] ipsec apply policy policy1

[DeviceA-GigabitEthernet1/0/1] quit

(8)     配置静态路由

# 配置到Host B所在子网的静态路由。

[DeviceA] ip route-static 10.1.2.0 255.255.255.0 1.1.1.2

4. 配置Device B

(1)     配置接口IP地址、路由、安全域及域间策略保证网络可达，具体配置步骤略

(2)     定义数据流

# 配置ACL 3101，定义要保护由子网10.1.2.0/24去往子网10.1.1.0/24的数据流。

<DeviceB> system-view

[DeviceB] acl advanced 3101

[DeviceB-acl-ipv4-adv-3101] rule 0 permit ip source 10.1.2.0 0.0.0.255 destination 10.1.1.0 0.0.0.255

[DeviceB-acl-ipv4-adv-3101] quit

(3)     配置IPsec安全提议

# 创建IPsec安全提议transform1。

[DeviceB] ipsec transform-set transform1

# 配置采用的安全协议为ESP。

[DeviceB-ipsec-transform-set-transform1] protocol esp

# 配置ESP协议采用的加密算法为3DES，认证算法为HMAC-MD5。

[DeviceB-ipsec-transform-set-transform1] esp encryption-algorithm 3des-cbc

[DeviceB-ipsec-transform-set-transform1] esp authentication-algorithm md5

[DeviceB-ipsec-transform-set-transform1] quit

(4)     配置IKEv2 keychain

# 创建IKEv2 keychain，名称为keychain1。

[DeviceB]ikev2 keychain keychain1

# 创建IKEV2对端，名称为peer1。

[DeviceB-ikev2-keychain-keychain1] peer peer1

# 指定对端 peer1 的主机地址为3.3.3.1/16。

[DeviceB-ikev2-keychain-keychain1-peer-peer1] address 3.3.3.1 16

# 指定对端 peer1的身份信息。

[DeviceB-ikev2-keychain-keychain1-peer-peer1] identity address 3.3.3.1

# 配置对端peer1使用的预共享密钥为明文123。

[DeviceB-ikev2-keychain-keychain1-peer-peer1] pre-shared-key plaintext 123

[DeviceB-ikev2-keychain-keychain1-peer-peer1] quit

[DeviceB-ikev2-keychain-keychain1] quit

(5)     配置IKEv2 profile

# 创建IKEv2 profile，名称为profile1。

[DeviceB] ikev2 profile profile1

# 指定引用的IKEv2 keychain为keychain1。

[DeviceB-ikev2-profile-profile1] keychain keychain1

# 配置匹配对端身份的规则为FQDN名称***.***。

[DeviceB-ikev2-profile-profile1] match remote identity fqdn ***.***

# 指定本端的身份认证方式为预共享密钥。

[DeviceB-ikev2-profile-profile1] authentication-method local pre-share

# 指定对端的身份认证方式为预共享密钥。

[DeviceB-ikev2-profile-profile1] authentication-method remote pre-share

[DeviceB-ikev2-profile-profile1] quit

(6)     配置IPsec安全策略模板

# 创建一个IKEv2协商方式的IPsec安全策略模板，名称为template1，顺序号为1。

[DeviceB] ipsec policy-template template1 1

# 配置IPsec隧道的对端IP地址为3.3.3.1。

[DeviceB-ipsec-policy-template-template1-1] remote-address 3.3.3.1

# 指定引用ACL 3101。

[DeviceB-ipsec-policy-template-template1-1] security acl 3101

# 指定引用的安全提议为transform1。

[DeviceB-ipsec-policy-template-template1-1] transform-set transform1

# 指定引用的IKEv2 profile为profile1。

[DeviceB-ipsec-policy-template-template1-1] ikev2-profile profile1

[DeviceB-ipsec-policy-template-template1-1] quit

(7)     创建IPsec安全策略

# 引用IPsec安全策略模板创建一条IKEv2协商方式的IPsec安全策略，名称为policy1，顺序号1。

[DeviceB] ipsec policy policy1 1 isakmp template template1

(8)     在接口上应用IPsec安全策略

# 在接口GigabitEthernet1/0/1上应用安全策略policy1。

[DeviceB] interface gigabitethernet 1/0/1

[DeviceB-GigabitEthernet1/0/1] ipsec apply policy policy1

[DeviceB-GigabitEthernet1/0/1] quit

(9)     配置静态路由

# 配置到Host A所在子网的静态路由。2.2.2.1为本例中的直连下一跳地址，实际使用中请以具体组网情况为准。

[DeviceB] ip route-static 10.1.1.0 255.255.255.0 2.2.2.1

5. 验证配置

以上配置完成后，子网10.1.1.0/24若向子网10.1.2.0/24发送报文，将触发IKEv2协商。

# 可通过如下显示信息查看到Device A上IKEv2协商成功后生成的IKEv2 SA。

[DeviceA] display ikev2 sa

Tunnel ID?? Local?????????????????????? Remote????????????????????? Status

---------------------------------------------------------------------------

? 1????? ??1.1.1.1/4500??????? ??????????2.2.2.2/4500??????? ??????????EST

Status:

IN-NEGO: Negotiating, EST: Established, DEL:Deleting

?[DeviceA] display ikev2 sa verbose

? Tunnel ID: 45????????????????????????????????????????????????????????????????

? Local IP/Port: 1.1.1.1/4500???? ??????????????????????????????????????????????

? Remote IP/Port: 2.2.2.2/4500?????????????????????????????????????????????????

? Outside VRF: -???????????????????????????????????????????????????????????????

? Inside VRF: -??????????????????????????????? ?????????????????????????????????

? Local SPI: 372228d699a33c63??????????????????????????????????????????????????

? Remote SPI: 75c537621b4a7190?????????????????????????????????????????????????

??????????????????????????????????????????????????????????? ????????????????????

? Local ID type: ID_FQDN???????????????????????????????????????????????????????

? Local ID: ***.***????????????????????????????????????????????????????

? Remote ID type: ID_IPV4_ADDR?????????????????????????????????????????? ???????

? Remote ID: 2.2.2.2???????????????????????????????????????????????????????????

???????????????????????????????????????????????????????????????????????????????

? Auth sign method: Pre-shared key?????????????????????????????????????????????

? Auth verify method: Pre-shared key???????????????????????????????????????????

? Integrity algorithm: SHA1????????????????????????????????????????????????????

? PRF algorithm: SHA1??????????????????????????????????????????????????????????

? Encryption algorithm: AES-CBC-128????????????????????????????????????????????

???????????????????????????????????????????????????????????????????????????????

? Life duration: 86400 secs????????????????????????????????????????????????????

? Remaining key duration: 86177 secs???????????????????????????????????????????

? Diffie-Hellman group: MODP1536/Group5????????????????????????????????????????

? NAT traversal: Detected??????????????????????????????????????????????????????

? DPD: Interval 0 secs, retry interval 0 secs??????????????????????????????????

? Transmitting entity: Initiator???????????????????????????????????????????????

???????????????????????????????????????????????????????????????????????????????

? Local window: 1??????????????????????????????????????????????????????????????

? Remote window: 1?????????????????????????????????????????????????????????????

? Local request message ID: 2??????????????????????????????????????????????????

? Remote request message ID: 0?????????????????????????????????????????????????

? Local next message ID: 2?????????????????????????????????????????????????????

? Remote next message ID: 0???

# 可通过如下显示信息查看到IKEv2协商生成的IPsec SA。

[DeviceA] display ipsec sa

-------------------------------

Interface: GigabitEthernet1/0/1

-------------------------------

? -----------------------------

? IPsec policy: policy1

? Sequence number: 1

? Mode: ISAKMP

? -----------------------------

??? Tunnel id: 0

??? Encapsulation mode: tunnel

??? Perfect Forward Secrecy:

??? Inside VPN:????????????????????????????????????????????????????????????????

??? Extended Sequence Numbers enable: N????????????????????????????????????????

? ??Traffic Flow Confidentiality enable: N

??? Path MTU: 1435

??? Tunnel:

??????? local? address: 1.1.1.1

??????? remote address: 2.2.2.2

??? Flow:

??????? sour addr: 10.1.1.0/255.255.255.0? port: 0? protocol: ip

??????? dest addr: 10.2.1.0/255.255.255.0? port: 0? protocol: ip

??? [Inbound ESP SAs]

????? SPI: 830667426 (0x3182faa2)

????? Connection ID: 605590388736

????? Transform set: ESP-ENCRYPT-3DES-CBC ESP-AUTH-MD5

????? SA duration (kilobytes/sec): 1843200/3600

????? SA remaining duration (kilobytes/sec): 1843200/2313

????? Max received sequence-number:

????? Anti-replay check enable: Y

????? Anti-replay window size: 64

????? UDP encapsulation used for NAT traversal: Y

????? Status: Active

??? [Outbound ESP SAs]

????? SPI: 3516214669 (0xd1952d8d)

????? Connection ID: 227633266689

????? Transform set: ESP-ENCRYPT-3DES-CBC ESP-AUTH-MD5

????? SA duration (kilobytes/sec): 1843200/3600

????? SA remaining duration (kilobytes/sec): 1843200/2313

????? Max sent sequence-number:

????? UDP encapsulation used for NAT traversal: Y

????? Status: Active