CONFIGURING ASA, APPLY ACCESS-LIST ,RESTRICTIONS FROM INDISE TO DMZ ,EXAMPLE
ASA
| |||
Interface
|
E0/0
|
E0/1
|
E0/2
|
IP Address
|
100.1.1.10
|
192.168.1.1
|
10.0.0.10
|
Net mask
|
255.255.255.0
|
255.255.255.0
|
255.255.255.0
|
ISP Router
| |||
Interface
|
E1/0
| ||
IP Address
|
100.1.1.11
| ||
Net mask
|
255.255.255.0
| ||
USER1 ROUTER
| |||
Interface
|
E1/0
| ||
IP Address
|
192.168.1.10
| ||
Net mask
|
255.255.255.0
| ||
DMZ_1 ROUTER
| |||
Interface
|
E1/0
| ||
IP Address
|
10.0.0.1
| ||
Net mask
|
255.255.255.0
| ||
DMZ_2 ROUTER
| |||
Interface
|
E1/0
| ||
IP Address
|
10.0.0.2
| ||
Net mask
|
255.255.255.0
| ||
CISCO ASA Configuration
ciscoasa# show run
: Saved
:
ASA Version 8.0(2)
!
hostname ciscoasa
enable password 8Ry2YjIyt7RRXU24 encrypted
names
!
interface Ethernet0/0
nameif outside
security-level 0
ip address 100.1.1.10 255.255.255.0
no shut
!
interface Ethernet0/1
nameif inside
security-level 100
ip address 192.168.1.1 255.255.255.0
no shut
!
interface Ethernet0/2
nameif dmz
security-level 50
ip address 10.0.0.10 255.255.255.0
no shut
!
!
passwd 2KFQnbNIdI.2KYOU encrypted
ftp mode passive
access-list inside-in extended permit tcp 192.168.1.0 255.255.255.0 host 10.0.0.2 eq telnet
access-list inside-in extended deny ip 192.168.1.0 255.255.255.0 10.0.0.0 255.255.255.0
access-list inside-in extended permit ip 192.168.1.0 255.255.255.0 any
access-list no-nat extended permit ip 192.168.1.0 255.255.255.0 10.0.0.0 255.255.255.0
pager lines 24
mtu outside 1500
mtu inside 1500
mtu dmz 1500
no failover
icmp unreachable rate-limit 1 burst-size 1
no asdm history enable
arp timeout 14400
global (outside) 1 interface
nat (inside) 0 access-list no-nat
nat (inside) 1 192.168.1.0 255.255.255.0
access-group inside-in in interface inside
timeout xlate 3:00:00
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
dynamic-access-policy-record DfltAccessPolicy
no snmp-server location
no snmp-server contact
snmp-server enable traps snmp authentication linkup linkdown coldstart
no crypto isakmp nat-traversal
telnet timeout 5
ssh timeout 5
console timeout 0
threat-detection basic-threat
threat-detection statistics access-list
!
!
prompt hostname context
Cryptochecksum:00000000000000000000000000000000
: end
ciscoasa#
ISP Router Configuration
interface Ethernet1/0
ip address 100.1.1.11 255.255.255.0
no shut
line vty 0 4
password test
login
USER1 ROUTER CONFIGURATION
interface Ethernet1/0
ip address 192.168.1.10 255.255.255.0
no shut
ip route 0.0.0.0 0.0.0.0 192.168.1.1
line vty 0 4
password test
login
!
end
DMZ_1 ROUTER CONFIGURATION
interface Ethernet1/0
ip address 10.0.0.1 255.255.255.0
no shut
ip route 0.0.0.0 0.0.0.0 10.0.0.10
DMZ_2 ROUTER CONFIGURATION
interface Ethernet1/0
ip address 10.0.0.2 255.255.255.0
no shut
ip route 0.0.0.0 0.0.0.0 10.0.0.10
line vty 0 4
password test
login
Now open telnet session from user1 router to ISP router AND dmz_2 router
User1#telnet 10.0.0.2
Verifying
ciscoasa# show xlate
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