Question
June 29, 2008 at 07:33 PM
dhoag

Comcast Cable and Pix 501 Static IP assignment – Newbie

by dhoag . Updated 18 years, 1 month ago

Our office has a PIX 501 ver 6.3(3)that had a Dynamic IP from Comcast. It changed and our support was lost from the outside. We secured a static IP and I am trying to assign the IP with no success. I assume that when the new static IP is set then the former VPN’s will function. If I assign the static IP through the PDM then the office loses Internet connectivity. I am also shutting down the LAN DHCP on the SMB gateway from Comcast when I do this as it hands out a 10.1.10.1 address to the outside interface if I do not.
Here is my pix config…
Building configuration…
: Saved
:
PIX Version 6.3(3)
interface ethernet0 auto
interface ethernet1 100full
nameif ethernet0 outside security0
nameif ethernet1 inside security100
enable password XXXXXXXXXXXXXXX encrypted
passwd XXXXXXXXXXXXXX encrypted
hostname pixfirewall
domain-name ciscopix.com
clock timezone EST -5
clock summer-time EDT recurring
fixup protocol dns maximum-length 512
fixup protocol ftp 21
fixup protocol h323 h225 1720
fixup protocol h323 ras 1718-1719
fixup protocol http 80
fixup protocol rsh 514
fixup protocol rtsp 554
fixup protocol sip 5060
fixup protocol sip udp 5060
fixup protocol skinny 2000
fixup protocol smtp 25
fixup protocol sqlnet 1521
fixup protocol tftp 69
names
access-list inside_outbound_nat0_acl permit ip any 192.168.1.64 255.255.255.224
pager lines 24
mtu outside 1500
mtu inside 1500
ip address outside dhcp setroute retry 4
ip address inside 192.168.1.21 255.255.255.0
ip audit info action alarm
ip audit attack action alarm
ip local pool vpnpool 192.168.1.71-192.168.1.80
pdm location 65.165.202.146 255.255.255.255 outside
pdm location 204.181.35.98 255.255.255.255 outside
pdm location 204.249.224.128 255.255.255.192 outside
pdm location 192.168.1.64 255.255.255.224 outside
pdm location 192.168.142.193 255.255.255.255 outside
pdm logging informational 100
pdm history enable
arp timeout 14400
global (outside) 1 interface
nat (inside) 0 access-list inside_outbound_nat0_acl
nat (inside) 1 0.0.0.0 0.0.0.0 0 0
timeout xlate 0:05:00
timeout conn 1:00:00 half-closed 0:10:00 udp 0:02:00 rpc 0:10:00 h225 1:00:00
timeout h323 0:05:00 mgcp 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 65.165.202.146 255.255.255.255 outside
http 204.181.35.98 255.255.255.255 outside
http 204.249.224.128 255.255.255.192 outside
http 192.168.1.0 255.255.255.0 inside
no snmp-server location
no snmp-server contact
snmp-server community public
no snmp-server enable traps
floodguard enable
sysopt connection permit-pptp
telnet 192.168.1.0 255.255.255.0 inside
telnet timeout 5
ssh timeout 5
console timeout 0
vpdn group PPTP-VPDN-GROUP accept dialin pptp
vpdn group PPTP-VPDN-GROUP ppp authentication mschap
vpdn group PPTP-VPDN-GROUP ppp encryption mppe auto required
vpdn group PPTP-VPDN-GROUP client configuration address local vpnpool
vpdn group PPTP-VPDN-GROUP pptp echo 60
vpdn group PPTP-VPDN-GROUP client authentication local
vpdn username administrator password XXXXXXXX
vpdn username remote1 password XXXXXXXXXX
vpdn username remote2 password XXXXXXXXXX
vpdn enable outside
dhcpd lease 3600
dhcpd ping_timeout 750
terminal width 80
Cryptochecksum:d552196da477323f41a4155ba082416b
: end
[OK]

Can someone help me out with this? I’ve worked for days to make this work and Comcast tells me they are limited in what they can help a customer with. I am using the PDM within the PIX as I am not CLI familiar. Thanks

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