I am definitely interested in what someone from Cisco has to say about this
one. All they seem to say is that the fixup is a protocol definition. We
can all guess at what it is actually doing. I would be grateful for a true
explanation, from a Cisco rep, of what this little black box is really
doing.
-- Adam
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of Dan Simoes
> Sent: Sunday, October 31, 1999 7:37 PM
> To: [EMAIL PROTECTED]
> Cc: '[EMAIL PROTECTED]'
> Subject: Re: PIX v4.2 (Pls. URGENT)
>
>
> It's "fixup". I believe it serves to define the service that
> is used at
> that particular port, allows you to remap the service to a different
> port, and in the case of at least the smtp port, restricts service.
> In this case, only 5 SMTP commands are permitted (no ESMTP,
> RCPT or VRFY
> for example). It also changes the banner that is displayed upon
> connecting to the mail port. My guess is that it's a proxy of sorts.
>
> | Dan |
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