CD-ASA5520# show run
: Saved
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ASA Version 7.2(2)
!
hostname CD-ASA5520 //给防火墙命名
domain-name default.domain.invalid //定义工作域
enable password 9jNfZuG3TC5tCVH0 encrypted // 进入特权模式的密码
names
dns-guard
!
interface GigabitEthernet0/0 //内网接口：
duplex full //接口作工模式：全双工，半双，自适应
nameif inside //为端口命名：内部接口inside
security-level 100 //设置安全级别 0~100 值越大越安全
ip address 192.168.1.1 255.255.255.0 //设置本端口的IP地址
!
interface GigabitEthernet0/1 //外网接口
nameif outside //为外部端口命名：外部接口outside
security-level 0
ip address 202.98.131.122 255.255.255.0 //IP地址配置
! !
interface GigabitEthernet0/2
nameif dmz
security-level 50
ip address 192.168.2.1 255.255.255.0
interface GigabitEthernet0/3
shutdown
no nameif
no security-level
no ip address
!
interface Management0/0 //防火墙管理地址
shutdown
no nameif
no security-level
no ip address
!
passwd 2KFQnbNIdI.2KYOU encrypted
ftp mode passive
clock timezone CST 8
dns server-group DefaultDNS
domain-name default.domain.invalid
access-list outside_permit extended permit tcp any interface outside eq 3389
//访问控制列表
access-list outside_permit extended permit tcp any interface outside range 30000 30010 //允许外部任何用户可以访问outside 接口的30000-30010的端口。
pager lines 24
logging enable //启动日志功能
logging asdm informational
mtu inside 1500 内部最大传输单元为1500字节
mtu outside 1500
mtu dmz 1500
ip local pool vpnclient 192.168.200.1-192.168.200.200 mask 255.255.255.0
//定义一个命名为vpnclient的IP地址池,为remote用户分配IP地址
no failover
icmp unreachable rate-limit 1 burst-size 1
asdm image disk0:/asdm-522.bin
no asdm history enable
arp timeout 14400 //arp空闲时间为14400秒
global (outside) 1 interface //由于没有配置NAT 故这里是不允许内部用户上INTERNET static (dmz,outside) tcp interface 30000 192.168.2.2 30000 netmask 255.255.255.255 //端口映射可以解决内部要公布的服务太多，而申请公网IP少问题。
static (dmz,outside) tcp interface 30001 192.168.2.2 30001 netmask 255.255.255.255 //把dmz区192.168.2.2 30002 映射给外部30002端口上。
static (dmz,outside) tcp interface 30002 192.168.2.2 30002 netmask 255.255.255.255 static (dmz,outside) tcp interface 30003 192.168.2.2 30003 netmask 255.255.255.255 static (dmz,outside) tcp interface 30004 192.168.2.2 30004 netmask 255.255.255.255 static (dmz,outside) tcp interface 30005 192.168.2.2 30005 netmask 255.255.255.255 static (dmz,outside) tcp interface 30006 192.168.2.2 30006 netmask 255.255.255.255 static (dmz,outside) tcp interface 30007 192.168.2.2 30007 netmask 255.255.255.255 static (dmz,outside) tcp interface 30008 192.168.2.2 3008 netmask 255.255.255.255 static (dmz,outside) tcp interface 30009 192.168.2.2 30009 netmask 255.255.255.255 static (dmz,outside) tcp interface 30010 192.168.2.2 30010 netmask 255.255.255.255 static (dmz,outside) tcp interface 3389 192.168.2.2 3389 netmask 255.255.255.255 access-group outside_permit in interface outside
//把outside_permit控制列表运用在外部接口的入口方向。
route outside 0.0.0.0 0.0.0.0 202.98.131.126 1 //定义一个默认路由。
timeout conn 1:00:00 half-closed 0:10:00 udp 0:02:00 icmp 0:00:02
timeout sunrpc 0:10:00 h323 0:05:00 h225 1:00:00 mgcp 0:05:00 mgcp-pat 0:05:00 timeout sip 0:30:00 sip_media 0:02:00 sip-invite 0:03:00 sip-disconnect 0:02:00 timeout uauth 0:05:00 absolute
------------定义一个命名为vpnclient的组策略-------------------------
group-policy vpnclient internal //创建一个内部的组策略。
group-policy vpnclient attributes //设置vpnclient组策略的参数
wins-server value 192.168.1.10 //定义WINS-SERVER 的IP地址。
dns-server value 192.168.1.10 61.139.2.69 //定义dns-server的IP地址。
vpn-idle-timeout none //终止连接时间设为默认值
vpn-session-timeout none //会话超时采用默认值
vpn-tunnel-protocol IPSec //定义通道使用协议为IPSEC。
split-tunnel-policy tunnelspecified //定义。
default-domain value https://www.doczj.com/doc/f01587018.html, //定义默认域名为https://www.doczj.com/doc/f01587018.html,
------------定义一个命名为l2lvpn的组策略-------------------------
group-policy l2lvpn internal
group-policy l2lvpn attributes
wins-server value 192.168.1.10
dns-server value 192.168.1.10 61.139.2.69
vpn-simultaneous-logins 3
vpn-idle-timeout none
vpn-session-timeout none
vpn-tunnel-protocol IPSec
username test password P4ttSyrm33SV8TYp encrypted privilege 0
//创建一个远程访问用户来访问安全应用
username cisco password 3USUcOPFUiMCO4Jk encrypted
http server enable //启动HTTP服务
http 0.0.0.0 0.0.0.0 inside //允许内部主机HTTP连接
no snmp-server location
no snmp-server contact
snmp-server enable traps snmp authentication linkup linkdown coldstart
//snmp的默认配置
crypto ipsec transform-set ESP-DES-MD5 esp-des esp-md5-hmac
//配置转集（定义了IPSC隧道使用的加密和信息完整性算法集合）
crypto dynamic-map vpn_dyn_map 10 set transform-set ESP-DES-MD5
//为动态加密图条目定义传换集
crypto map outside_map 10 ipsec-isakmp dynamic vpn_dyn_map
//创建一个使用动态加密条目的加密图
crypto map outside_map interface outside
//将 outside_map加密图应用到outside端口
------------配置IKE--------------
crypto isakmp enable outside //在ostside 接口启动ISAKMP
crypto isakmp policy 20 //isakmmp权值，值越小权值越高authentication pre-share //指定同位体认证方法是共享密钥
encryption des //指定加密算法
hash md5 //指定使用MD5散列算法
group 2 //指定diffie-hellman组2
lifetime 86400 //指定SA（协商安全关联）的生存时间
crypto isakmp policy 65535
authentication pre-share
encryption des
hash md5
group 2
lifetime 86400
-------------调用组策略-----------------
crypto isakmp nat-traversal 20
tunnel-group DefaultL2LGroup general-attributes //配置这个通道组的认证方法default-group-policy l2lvpn //指定默认组策略名称。
tunnel-group DefaultL2LGroup ipsec-attributes //配置认证方法为IPSEC
pre-shared-key * //提供IKE连接的预共享密钥
tunnel-group vpnclient type ipsec-ra //设置连接类型为远程访问。tunnel-group vpnclient general-attributes //配置这个通道组的认证方法address-pool vpnclient //定义所用的地址池default-group-policy vpnclient //定义默认组策略
-----设置认证方式和共享密钥-------------
tunnel-group vpnclient ipsec-attributes //配置认证方法为IPSEC
pre-shared-key * //提供IKE连接的预共享密钥
telnet timeout 5 //telnet 超时设置
ssh 0.0.0.0 0.0.0.0 outside //允许外部通SSH访问防火墙ssh timeout 60 //SSH连接超时设置
console timeout 0 //控制台超时设置
dhcp-client update dns server both
dhcpd dns 61.139.2.69 202.98.96.68 //dhcp 发布的DNS
!
dhcpd address 192.168.1.10-192.168.1.254 inside //向内网发布的地址池dhcpd enable inside //启动DHCP服务。
!
!
class-map inspection_default
match default-inspection-traffic
!
!
policy-map type inspect dns migrated_dns_map_1
parameters
message-length maximum 512
policy-map global_policy
class inspection_default
inspect dns migrated_dns_map_1
inspect ftp
inspect h323 h225
inspect h323 ras
inspect netbios
inspect rsh
inspect rtsp
inspect skinny
inspect esmtp
inspect sqlnet
inspect sunrpc
inspect tftp
inspect sip
inspect xdmcp
!
service-policy global_policy global
prompt hostname context
Cryptochecksum:25e66339116f52e443124a23fef3d373
: end