[c-nsp] Advertising NAT pool using OSPF on the ASA

Luan Nguyen luan at t3technology.com
Thu Jun 12 12:02:32 EDT 2008


Hello,

 

According to this document:
http://www.cisco.com/en/US/docs/security/asa/asa72/configuration/guide/cfgna
t.html#wp1042725

If you NAT to a pool of address, then this pool of address will be advertise
to the upstream router automatically.

I have the set up:   Router5-------outside-ASA-inside----Router6, running
OSPF between ASA and Router5.

I just can't get the global pool advertise to Router1 using OSPF.  Anyone
done this before and know how?

 

ASA(config)#show run router ospf

router ospf 1

 network 10.10.10.1 255.255.255.255 area 0

 network 192.168.1.1 255.255.255.255 area 0

 log-adj-changes

!

ASA(config)# show int ip brief

Interface                  IP-Address      OK? Method Status
Prot

ocol

GigabitEthernet0/0         192.168.1.1     YES manual up
up

GigabitEthernet0/1         172.16.1.1      YES manual up
up

GigabitEthernet0/2         unassigned      YES unset  administratively down
down

GigabitEthernet0/3         10.10.10.1      YES manual up
up

Management0/0              unassigned      YES unset  administratively down
down

ASA(config)# show run static

static (inside,outside) 192.168.2.9 172.16.1.9 netmask 255.255.255.255

ASA(config)# show run global

global (outside) 1 192.168.2.10-192.168.2.253 netmask 255.255.255.0

ASA(config)# show run nat

nat (inside) 1 0.0.0.0 0.0.0.0

 

 

R5#show ip route ospf

     10.0.0.0/24 is subnetted, 3 subnets

O       10.10.10.0 [110/11] via 192.168.1.1, 00:17:28, GigabitEthernet0/1

 

 

R6#ping 5.5.5.5

 

Type escape sequence to abort.

Sending 5, 100-byte ICMP Echos to 5.5.5.5, timeout is 2 seconds:

.....

 

R5(config)#

*Jun 12 15:53:17.675: ICMP: echo reply sent, src 5.5.5.5, dst 192.168.2.10

*Jun 12 15:53:19.675: ICMP: echo reply sent, src 5.5.5.5, dst 192.168.2.10

*Jun 12 15:53:21.675: ICMP: echo reply sent, src 5.5.5.5, dst 192.168.2.10

*Jun 12 15:53:23.675: ICMP: echo reply sent, src 5.5.5.5, dst 192.168.2.10

*Jun 12 15:53:25.675: ICMP: echo reply sent, src 5.5.5.5, dst 192.168.2.10

R5#show ip route 192.168.2.0

% Network not in table

 

How do I advertise 192.168.2.0/24 to R5 using OSPF?

 

Thanks.

 

Luan

http://63.210.18.237/luan/

 



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