Re: Protocol Rule

First, what version of ISA.
So you're asking you have email server in USA and you want your internal
clients to access it through ISA using for example Outlook Express email
client, correct?
Craig

"Medo_in_Egypt" <MedoinEgypt@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
news:C62DEA62-74A5-433D-81DD-CD4B71B758CB@xxxxxxxxxxxxxxxx
> Dear All,
>
> I have something here and i want to understand.
>
> as i understood Packet filter is used to make a control on the Incomeing
> Traffic which is comeing to the ISA server from the external users -
> internet users-.
>
> While the Access Policy which its include ( Protocol Rule, Site contenet
> rule ) , is used to make a control on the outgoing traffic from the ISA
> server which is the Signals of my Users which they are in My LAN - either
> if
> the users is ( firewall client - Secure NAT Client- WebProxy Client ).
>
> untill now , i think i am in the correct side, is that true ?
>
> -----------------------------
>
> second thing, when iam installing ISA, i am enable the Packet Filter to
> Block the Traffic which is outgoing and incomeing from enter the ISA and
> get
> out from the ISA server.
>
> I am using Protocol rule to open the Ports in the Packet filter to allow
> the
> clinets for example to access the internet.
>
> for example, when i am make rule for HTTP, i am make a packet filter to
> open
> the Port for HTTP only and this Port is open dynamic through Policy, while
> if
> i made static IP-Packet Filter, i am open special Port for specific
> resons,
> and this Port will be open always.
>
> ----------------------------------------------------------------------------------------------------------------------------------------
>
> My question is, if i have a Mail server hosted in USA, and i am using SMTP
> &
> POP3 , is there any way to open the Ports for SMTP & POP3 from using
> Prtocol
> Rule , rather than Packet filter?
>
> if so, what is the diffrence between them ?
>
> ==============================
>
> second question is:-
>
> on which directions should i made the static Packet filter for SMTP &
> POP3,
> should it be Outgoing only or, incomeing only , or both direction ?
>
>
> Can any one help please .
>
> Best Regards,
>


.

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