我使用GNS3做防火墙实验，我想知道asa802-k8-sing 是模拟什么防火墙？？

各种型号都可以，给你一个
cisco-asa-5505基本配置
interface Vlan2
nameif outside ----------------------------------------对端口命名外端口
security-level 0----------------------------------------设置端口等级
ipaddress X.X.X.X 255.255.255.224 --------------------调试外网地址
!
interface Vlan3
nameif inside ----------------------------------------对野纳端口命名内端口
security-level 100 ----------------------------------------调试外网地址
ipaddress 192.168.1.1 255.255.255.0 --------------------设置端口等级
!
interface Ethernet0/0
switchport access vlan 2 ----------------------------------------设置端口VLAN与VLAN2绑定
!
interface Ethernet0/1
switchport access vlan 3 ----------------------------------------设置端口VLAN与VLAN3绑定
!
interface Ethernet0/2
shutdown
!
interface Ethernet0/3
shutdown
!
interface Ethernet0/4
shutdown
!
interface Ethernet0/5
shutdown
!
interface Ethernet0/6
shutdown
!
interface Ethernet0/7
shutdown
!
passwd 2KFQnbNIdI.2KYOU encrypted
ftp mode passive
dns domain-lookup inside
dns server-group DefaultDNS
name-server 211.99.129.210
name-server 202.106.196.115
access-list 102 extended permit icmp anyany ------------------设置ACL列表（允许ICMP全部通过）
access-list 102 extended permit ip anyany ------------------设置ACL列表（允许所有IP全部通过）
pager lines 24
mtu outside 1500
mtu inside 1500
icmp unreachable rate-limit 1 burst-size 1
no asdm history enable
arp timeout 14400
global (outside) 1 interface ----------------------------------------设置NAT地址映射到外网口
nat (inside) 1 0.0.0.00.0.0.0 0---------------------------------NAT地址池（所有地址）0无最大会话数限制
access-group 102 in interface outside ------------------―――设置ACL列表绑定到外颂让没端口端口绑定
route outside 0.0.0.00.0.0.0 x.x.x.x 1 ------------------设置到滑喊外网的默认路由
timeout xlate 3:00:00
timeout conn 1:00:00 half-closed 0:10:00udp 0:02:00 icmp 0:00:02
timeout sunrpc 0:10:00 h323 0:05:00 h2251:00:00 mgcp 0:05:00 mgcp-pat 0:05:00
timeout sip 0:30:00 sip_media 0:02:00sip-invite 0:03:00 sip-disconnect 0:02:00
timeout uauth 0:05:00 absolute
no snmp-server location
no snmp-server contact
snmp-server enable traps snmpauthentication linkup linkdown coldstart
telnet 0.0.0.00.0.0.0 inside ----------------------------------------设置TELNET所有地址进入
telnet timeout 5
ssh 0.0.0.00.0.0.0 outside ----------------------------------------设置SSH所有地址进入
ssh timeout 30
ssh version 2
console timeout 0
!
dhcpd address 192.168.1.100-192.168.1.199inside ------------------设置DHCP服务器地址池
dhcpd dns 211.99.129.210 202.106.196.115interface inside ------------------设置DNS服务器到内网端口
dhcpd enable inside --------------------------------------------------------------设置DHCP应用到内网端口
!