RE: NAT Problem on PIX 515 Firewall

From: McClure, Allen (Allen.McClure@Tricon-Yum.Com)
Date: Mon Dec 02 2002 - 18:40:41 GMT-3


This would be better as OT or on the Security list. It doesn't really
apply to the routing/switching CCIE exam that I can see.

Allen McClure
MCSE, CCNP, CCDP

-----Original Message-----
From: George Louis [mailto:jlouis08@yahoo.com]
Sent: Monday, December 02, 2002 12:34 PM
To: ccielab@groupstudy.com
Subject: NAT Problem on PIX 515 Firewall

I have NAT configrued on a Pix 515 which is NAT'ing 1 server
202.104.158.134 to internal ip 192.168.3.12.

The nating works fine when coming into the network from outside
accessing lotus notes server 202.104.158.134.

However, Users on the inside (192.168.0.0) cannot access the lotus notes
server at all. Anyone already figured this one out before?

Config:

fixup protocol ftp 21
fixup protocol http 80
fixup protocol h323 h225 1720
fixup protocol h323 ras 1718-1719
fixup protocol ils 389
fixup protocol rsh 514
fixup protocol rtsp 554
fixup protocol smtp 25
fixup protocol sqlnet 1521
fixup protocol sip 5060
fixup protocol skinny 2000

names

access-list 101 permit ip 192.168.0.0 255.255.0.0 any access-list 102
permit tcp any host 202.104.158.134 eq smtp access-list 102 permit tcp
any host 202.104.158.134 eq lotusnotes access-list 102 permit tcp any
host 202.104.158.134 eq gopher access-list 102 permit tcp any host
202.104.158.134 eq citrix-ica

pager lines 24
logging buffered debugging
interface ethernet0 auto
interface ethernet1 auto
icmp permit 192.168.3.0 255.255.255.0 echo-reply outside
icmp permit 202.104.158.0 255.255.255.0 echo-reply outside
icmp permit 192.168.3.0 255.255.255.0 echo-reply inside
icmp permit 202.104.158.0 255.255.255.0 echo-reply inside
mtu outside 1500
mtu inside 1500
ip address outside 202.104.158.135 255.255.255.128
ip address inside 192.168.3.5 255.255.255.0
ip audit info action alarm
ip audit attack action alarm
no failover
failover timeout 0:00:00
failover poll 15
failover ip address outside 0.0.0.0
failover ip address inside 0.0.0.0

pdm location 192.168.5.0 255.255.255.0 inside
pdm location 192.168.3.69 255.255.255.255 inside
pdm location 192.168.48.0 255.255.255.0 inside
pdm location 192.168.3.12 255.255.255.255 inside
pdm history enable
arp timeout 14400
global (outside) 1 202.104.158.140
nat (inside) 1 192.168.3.0 255.255.255.0 0 0
nat (inside) 1 192.168.5.0 255.255.255.0 0 0
nat (inside) 1 192.168.48.0 255.255.255.0 0 0
static (inside,outside) 202.104.158.134 192.168.3.12 netmask
255.255.255.255 0 0 static (outside,inside) 192.168.3.12 202.104.158.134
netmask 255.255.255.255 0 0 access-group 102 in interface outside
access-group 101 in interface inside route outside 0.0.0.0 0.0.0.0
202.104.158.254 1 route inside 192.168.5.0 255.255.255.0 192.168.3.2 1
timeout xlate 3:00:00 timeout conn 1:00:00 half-closed 0:10:00 udp
0:02:00 rpc 0:10:00 h323 0:05:00 sip 0:30:00 sip_media 0:02:00 timeout
uauth 0:05:00 absolute aaa-server TACACS+ protocol tacacs+ aaa-server
RADIUS protocol radius aaa-server LOCAL protocol local

http server enable

http 192.168.3.0 255.255.255.0 inside

http 192.168.3.69 255.255.255.255 inside

no snmp-server location

no snmp-server contact

snmp-server community public

no snmp-server enable traps

floodguard enable

no sysopt route dnat

telnet 192.168.3.0 255.255.255.0 inside

telnet timeout 5

ssh timeout 5

terminal width 80

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