From: samccie2004@yahoo.co.uk
Date: Sun Aug 15 2004 - 16:50:31 GMT-3
Hi Group
Anyone off to Brussels next week, please let me know if u interested in
meeting up and going thru hopefully my last crash revision for the R&S
LAB.
Drop me a mail direct and we can take it from there.
TIA
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
alsontra@hotmail.com
Sent: 15 August 2004 06:53
To: Ming Wu; ccielab@groupstudy.com
Subject: Re: Nat expandable via two ISPs, is it possible ?
Ming,
If you have Routing TCP/IP volume II, check out pages 370-381. CASE
STUDY:
ISP Multihoming with NAT. What you are trying to do is explained in
detail.
In short, it is possible. I've configured it several times.
HTH
Alsontra
----- Original Message -----
From: "Ming Wu" <triowu@cox.net>
To: <ccielab@groupstudy.com>
Sent: Saturday, August 14, 2004 6:04 PM
Subject: Nat expandable via two ISPs, is it possible ?
> Goal is to have the same inside server 10.0.7.21 accessable by outside
via
> two independent ISP IP addresses (64.81.36.40 & 12.35.191.170). Is it
> possible via Policy routing, NAT, and Route-map? If not, any
suggesetion?
> Thanks...
>
> interface BVI46 (ISP2)
> ip address 64.81.36.34 255.255.255.224
> ip nat outside
> ip policy route-map RMap2ISP1
> interface BVI190 (ISP1)
> ip address 12.35.191.162 255.255.255.224
> ip nat outside
> interface BVI107
> ip address 10.0.7.1 255.255.255.0
> ip nat inside
>
> ip nat inside source static 10.0.7.21 64.81.36.40 extendable
> ip nat inside source static 10.0.7.21 12.35.191.170 extendable
>
> ip route 0.0.0.0 0.0.0.0 64.81.36.33
>
> route-map RMap2ISP1 permit 10
> match ip address ToISP1
> set ip next-hop 12.35.191.161
>
> ip access-list extended ToISP1
> deny ip any 10.0.0.0 0.255.255.255
> deny ip any 192.168.0.0 0.0.255.255
> permit ip 12.35.191.160 0.0.0.31 any
>
> NAT: o: icmp (68.4.195.82, 512) -> (12.35.191.170, 512) [12145]
> NAT: s=68.4.195.82, d=12.35.191.170->10.0.7.21 [12145]
> IP: s=68.4.195.82 (BVI190), d=10.0.7.21 (BVI107), g=10.0.7.21, len 60,
> forward
> NAT: i: icmp (10.0.7.21, 512) -> (68.4.195.82, 512) [25288]
> NAT: s=10.0.7.21->12.35.191.170, d=68.4.195.82 [25288]
> IP: s=12.35.191.170 (BVI107), d=68.4.195.82 (BVI46), g=64.81.46.33***,
len
> 60, forward
>
> *** The gateway should have been 12.35.191.161, but...
>
> Any help (may be using loopback interface) is appreciated...
>
>
This archive was generated by hypermail 2.1.4 : Fri Sep 03 2004 - 07:02:44 GMT-3