05-20-2003 07:48 AM - edited 02-20-2020 10:45 PM
I work for a local ISP and am putting in my first PIX. i have posted several times before and keep getting closer but something still dosnt seem to be right. Right now we have our backbone with a 206.x.74.1 address on the ethernet and 206.x.74.5 on our side. what i plan on doing is changing the ethernet on there side to 10.10.10.1 and making the outside interface of the firewall 10.10.10.2. Then my inside of the PIX will be 206.x.74.1. Our customers use the .74 and another subnet, the .211 for dialing into our service. The 74.3, 74.5 and 208.8 are servers that our cusomers will need to access certain ports on for certain services. Anyone on the inside of the firewall is our office and would need to be allowed to access the outside world. I am pretty positive that one thing i am missing is a route inside statement. but other than that i dont know of anything i might have done wrong. any suggestions on anything would be greatly appreciated.
thank you
mike
PIX Version 6.1(4)
nameif ethernet0 outside security0
nameif ethernet1 inside security100
nameif ethernet2 intf2 security10
nameif ethernet3 intf3 security15
nameif ethernet4 intf4 security20
nameif ethernet5 intf5 security25
enable password Vc5SuIC5HTy5.dBK encrypted
passwd 2KFQnbNIdI.2KYOU encrypted
hostname PIXFirewall
fixup protocol ftp 21
fixup protocol http 80
fixup protocol h323 1720
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 206.x.74.0 255.255.255.0 206.x.211.0 255.255.255.0
access-list 101 permit ip 206.x.74.0 255.255.255.0 206.x.74.0 255.255.255.0
access-list inbound_connect permit tcp any host 206.x.208.8 eq www
access-list inbound_connect permit tcp any host 206.x.208.8 eq 443
access-list inbound_connect permit tcp any host 206.x.208.8 eq ftp
access-list inbound_connect permit tcp any host 206.x.208.8 eq domain
access-list inbound_connect permit tcp any host 206.x.208.8 eq 799
access-list inbound_connect permit udp any host 206.x.208.8 eq domain
access-list inbound_connect permit udp any host 206.x.208.8 eq snmp
access-list inbound_connect permit tcp any host 206.x.74.3 eq www
access-list inbound_connect permit tcp any host 206.x.74.3 eq 443
access-list inbound_connect permit tcp any host 206.x.74.3 eq ftp
access-list inbound_connect permit tcp any host 206.x.74.3 eq 5800
access-list inbound_connect permit tcp any host 206.x.74.3 eq 1815
access-list inbound_connect permit tcp any host 206.x.74.3 eq 1814
access-list inbound_connect permit tcp any host 206.x.74.5 eq 799
access-list inbound_connect permit tcp any host 206.x.74.5 eq 1815
access-list inbound_connect permit tcp any host 206.x.74.5 eq 1814
access-list inbound_connect permit udp any host 206.x.74.5 eq 45
access-list inbound_connect permit icmp any any echo
access-list inbound_connect permit icmp any any echo-reply
pager lines 24
interface ethernet0 auto
interface ethernet1 auto
interface ethernet2 auto shutdown
interface ethernet3 auto shutdown
interface ethernet4 auto shutdown
interface ethernet5 auto shutdown
mtu outside 1500
mtu inside 1500
mtu intf2 1500
mtu intf3 1500
mtu intf4 1500
mtu intf5 1500
ip address outside 10.10.10.2 255.255.255.0
ip address inside 206.x.74.1 255.255.255.0
ip address intf2 127.0.0.1 255.255.255.255
ip address intf3 127.0.0.1 255.255.255.255
ip address intf4 127.0.0.1 255.255.255.255
ip address intf5 127.0.0.1 255.255.255.255
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
failover ip address intf2 0.0.0.0
failover ip address intf3 0.0.0.0
failover ip address intf4 0.0.0.0
failover ip address intf5 0.0.0.0
pdm history enable
arp timeout 14400
nat (inside) 0 access-list 101
access-group inbound_connect in interface outside
route outside 0.0.0.0 0.0.0.0 10.10.10.1 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 si
p 0:30:00 sip_media 0:02:00
timeout uauth 0:05:00 absolute
aaa-server TACACS+ protocol tacacs+
aaa-server RADIUS protocol radius
no snmp-server location
no snmp-server contact
snmp-server community public
no snmp-server enable traps
floodguard enable
no sysopt route dnat
telnet 0.0.0.0 0.0.0.0 inside
telnet timeout 5
ssh timeout 5
terminal width 80
Cryptochecksum:b6bd3bab2112f76c9b3f72dd1a3ab881
: end
[OK]
PIXFirewall#
05-20-2003 11:34 AM
o.k. so far i have found one think i think is wrong. i was confused on how the nat statement worked and have since then change it. now i have acl's for the ip addresses i want to be allowed to the outside of the firewall and have mapped them with the nat 0 (inside) command. now i just need to make static translations for the servers on the jnside and all should work i think. does this sound right so far to anyone?
05-22-2003 07:42 PM
What exactly is not working?
Basic connectivity?
Translation?
What does the new config look like?
I find it best to start from the begining when troubleshooting.
(Assuming you are not live or have down time)
Put a basic config in test add a configuration test until your config does not do what you want or expect.
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