Re: Auto Detect proxy Settings
- From: "Jim Harrison" <jim@xxxxxxxxxxxx>
- To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
- Date: Mon, 21 Jan 2002 19:28:30 -0800
Thank you, my son...
;-)
Jim Harrison
MCP(NT4, W2K), A+, Network+, PCG
http://isaserver.org/authors/harrison/
Read the books!
----- Original Message -----
From: "Jon Booth" <jon@xxxxxxxxxxxxxx>
To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
Sent: Monday, January 21, 2002 18:26
Subject: [isalist] Re: Auto Detect proxy Settings
http://www.ISAserver.org
Thanks Jim, made perfect sense and cleared it up for me. You are the ISA
guru.
Thanks
Jon
On Mon, 21 Jan 2002, Jim Harrison wrote:
> http://www.ISAserver.org
>
>
> WPAD basically works three ways:
>
> 1. DHCP 'inform' request from the client to obtain any special options (of
> course, client has to be DHCP to use it). This gives the client the
proper
> request format.
> 2. Browser query for 'http://wpad:80/wpad.dat'
> 3. FW client query for 'http://wpad:80/wspad.dat'
>
> In the last two cases, either DNS or WINS static entries moist exist for
> "wpad" so that client requests can be resolved to an IP by the client.
> As far as non-local subnet clients not being able to use DHCP, you might
> want to look into your router's documentation for "IP helper" or "UDP
> helper" settings. These allow DHCP broadcasts to reach off-subnet DHCP
> servers.
>
> ..of course, none of this works if you disable "Publish auto discovery
> information" in the server properties tab...
>
> Jim Harrison
> MCP(NT4, W2K), A+, Network+, PCG
> http://isaserver.org/authors/harrison/
> Read the books!
>
> ----- Original Message -----
> From: "Jon Booth" <jon@xxxxxxxxxxxxxx>
> To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
> Sent: Sunday, January 20, 2002 20:56
> Subject: [isalist] Auto Detect proxy Settings
>
>
> http://www.ISAserver.org
>
>
> Could someone please explain to me how this works. Does it work similar to
> DHCP where the browser would broadcast looking for a proxy server. Does
> this mean that clients on other subnets won't be able to pick it up?
>
> Thanks
> Jon
>
>
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