Re: Re : Cisco WCCP and Squid

Recently, =?Big5?B?s6+l+sSjKLjqsFSodLLOvdIp?= talked about "Re : Cisco WCCP and Squid", and said
>
> HI, Matthew:
>
> Is ipfwadm necessary for squid box if I have an Alteon ACEswitch to do
> transparent proxy.

In the current version of the firmware, you still need ipfwadm or ipfilter;
in the rev of firmware coming out in June, it will rewrite the packet
headers to eliminate that need.

> If ipfwadm is not necessary . What will be cached in squid when using
> ACEswitch? pure IP address or FQDN?

FQDN will be cached.
 
> Thanks .
> Robin@acer.net

You're welcome!

Matt
 
> > -----­ì©l¶l¥ó-----
> > ±H¥óªÌ: Matthew Petach [SMTP:mattp@Internex.NET]
> > ¶Ç°e®É¶¡: 1998¦~2¤ë25¤é AM 04:46
> > ¦¬¥óªÌ: d.begley@nepean.uws.edu.au
> > °Æ¥»: hank@ibm.net.il; squid-users@nlanr.net
> > ¥D¦®: Re: Cisco WCCP and Squid
> >
> > Recently, David J N Begley talked about "Re: Cisco WCCP and Squid",
> > and said
> > >
> > > On Tue, 24 Feb 1998, Hank Nussbacher wrote:
> > >
> > > > to redirect web requests to a wccp engine on ethernet3/1. The
> > question is,
> > > > will Squid handle Cisco redirects?
> > >
> > > As far as I can tell, Cisco hasn't published *any* technical
> > > specifications on the WCCP protocol (I can't find anything on CCO,
> > nor in
> > > any of the Internet drafts held by the IETF) - subsequently, only
> > Cisco
> > > products (or products from vendors under some agreement with Cisco)
> > can
> > > use the WCCP protocol (until someone with enough spare money, time
> > and
> > > generosity decides to reverse engineer the protocol I s'pose).
> > >
> > > > This would be a better solution than what John proposes in the FAQ
> > since if
> > > > the proxy server is down then the service is down, whereas the
> > cisco
> > > > implementation is supposed to sense whether the proxy server is up
> > or down.
> > >
> > > Yes, this would be a "nice" addition to Squid; but without any
> > > specifications, what's the chance of WCCP appearing in Squid?
> > Pretty slim
> > > I'd say.
> >
> > If you want the reliability of the WCCP without wanting to pay
> > the full price for the Cisco solution, and you like Squid, I'll
> > put a plug in again for the Alteon ACEswitch. You don't need to
> > put route-maps into your Cisco and worry about process-switching
> > all of your web traffic, it redirects port 80 for you, it allows
> > you to have multiple Squid boxes hanging off the unit, with
> > dynamic failover in case one of the unit stops responding, and
> > it works at full wirespeed. Take a gigabit ethernet port in
> > from your access pool, send a gigabit port out to the internet
> > backbone router, and have 8 Squid boxes hanging off 100mb
> > ethernet ports, with all port 80 traffic load-balanced among
> > the 8 Squid boxes, and you've got a transparent proxy-cache
> > that will beat the pants off anything to roll out of Cisco's
> > labs, for a quarter the price. AND, you get to keep working
> > with the Squid you know and love, source code and all.
> >
> > It didn't take much thinking for me to make the right choice.
> >
> > > If specs *do* become available, I'd be queuing up to be one of the
> > first
> > > beta-testers for WCCP support in Squid (I'd even try and code some
> > of
> > > it, damnit!).
> >
> > Or, simply go with the competitor, that's already using open
> > protocols, supporting standard ICP between Squid boxes. If
> > you're serious about transparent proxying, Alteon has the
> > solution you're looking for.
> >
> > > Cheers..
> > > dave
> >
> > I don't work for them, I don't even know what their building
> > looks like, I'm just a really happy user of their box.
> >
> > Matt
> > --
> > InterNex Information Services | Matthew Petach {MP59}
> > Senior Network Engineer | mpetach@internex.net
> > 2306 Walsh Avenue | Tel: (408) 327-2211
> > Santa Clara, CA 95051 | Fax: (408) 496-5484
>
>

-- 
InterNex/Concentric Network     |           Matthew Petach {MP59}
Senior Network Architect        |           mpetach@internex.net
2306 Walsh Avenue               |           Tel: (408) 327-2211
Santa Clara, CA  95051          |           Fax: (408) 496-5484