WCCP

Ismail YENIGUL yenigul at rt.net.tr
Fri May 16 08:03:53 PDT 2003


hi Matt,

i had a same problem with FreeBSD 4.8-STABLE
when i  try with FreeBSD 4.6-RELEASE , it  worked very well without creating gre tunnel
ps:i used ipfw and applied Squid Wccp patch.

regards

On Tue, 13 May 2003 14:15:52 +0300
Gokhan ERYOL <eryol at metu.edu.tr> wrote:

> Hi Matt,
> 
> I've never tried FreeBSD v5, but still using v4-STABLE and from 
> December'02, gre support embedded in Stable series. There should be no 
> difference in 5 series.
> 
> First of all, you have to compile kernel with "options GRE", so that you 
> can create gre tunnels. Then, you should create a gre interface, and a 
> tunnel with BSD box to Cisco in a tricky way. Sample script is as follows :
> 
> /etc/start_if.gre:
> ifconfig gre0 create
> ifconfig gre0 x.y.z.1 10.20.30.40 netmask 255.255.255.255 link1
> tunnel x.y.z.1 x.y.z.2 up
> 
> 
> Here x.y.z.1 is the address of FreeBSD box with squid running, x.y.z.2 
> is address of Cisco router. Since there are some problems of gre driver 
> when source and destination tunnel addresses are on the same ethernet 
> segment, a fake address is used for other side of tunnel on FreeBSD 
> (10.20.30.40). This fake address'll be never used, because when using 
> WCCP, the tunnel is unidirectional as packets are only transmitted from 
> Cisco router to FreeBSD.
> 
> 
> Regards,
> 
> Gokhan ERYOL
> 
> 
> Matt Green wrote:
> 
> >Hi Gokhan,
> >
> >I've searched through the mailing lists & it appears
> >you're the only one whose got it working!!!
> >
> >My situation is simply -
> >
> >- Cisco router IOS ver 12.1(15)T1
> >- FreeBSD v5 Stable
> >- Squid 2.5 Stable 2
> >
> >Cisco configured with wccp version 1.
> >
> >FreeBSD has no patches at all - from what I've found
> >GRE is built-in to this release. Squid complies & runs
> >without errors.
> >
> >What do I have to do on the FreeBSD box to make this
> >work? From the Cisco I can see the I-SEE-YOU and
> >HERE-I-AM packets but it doesn't see it as an Webcache
> >Engine.
> >
> >Any help would be greatly appreciated.
> >
> >Cheers,
> >Matt.
> >
> >
> >__________________________________
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> >  
> >
> 
> 
> 
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