From: Huan Pham (pnhuan@yahoo.com)
Date: Mon Aug 25 2008 - 11:42:44 ART
If the task is vague, and the proctor's answer does not lead you toward any better answer, I would have ACL to match both traffic with either source port 17776 OR destination port 17776.
--- On Tue, 8/26/08, Huan Pham <pnhuan@yahoo.com> wrote:
> From: Huan Pham <pnhuan@yahoo.com>
> Subject: RE: Matching Real-time traffic
> To: "'Hobbs'" <deadheadblues@gmail.com>, "'Michael Permoda'" <mpermoda@hotmail.com>, ccielab@groupstudy.com, "Peter Stephan" <engpeter@gmail.com>
> Date: Tuesday, August 26, 2008, 12:37 AM
> Your vendor workbook seems to assume that the RTP sever
> sends UDP traffic to that port.
>
> Your solution assumes that the RTP server sends traffic
> from that source port.
>
> Applications can be implemented in both ways. This is a
> typical question you should clarify with the proctor!
>
> --- On Mon, 8/25/08, Peter Stephan
> <engpeter@gmail.com> wrote:
>
> > From: Peter Stephan <engpeter@gmail.com>
> > Subject: RE: Matching Real-time traffic
> > To: "'Hobbs'"
> <deadheadblues@gmail.com>, "'Michael
> Permoda'" <mpermoda@hotmail.com>,
> ccielab@groupstudy.com
> > Date: Monday, August 25, 2008, 11:20 PM
> > Gentlemen,
> > Any feedback on the below question?
> > Thx
> >
> > -----Original Message-----
> > From: Peter Stephan [mailto:engpeter@gmail.com]
> > Sent: Sunday, August 24, 2008 23:45
> > To: 'Hobbs'; 'Michael Permoda'
> > Cc: 'ccielab@groupstudy.com'
> > Subject: RE: Matching Real-time traffic
> >
> > I always reply it as you exactely said, but I'm
> sure
> > it's not correct, cause
> > I faced it in many exercises, and I always loose the
> points
> > for it.
> >
> > I think that when they say UDP port X that this is the
> port
> > that the server
> > is sending to (at the clients) and not the server
> port.
> >
> >
> > Guys, appreciate if someone has a concrete answer for
> this.
> >
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com]
> > On Behalf Of
> > Hobbs
> > Sent: Sunday, August 24, 2008 23:02
> > To: Michael Permoda
> > Cc: ccielab@groupstudy.com
> > Subject: Re: Matching Real-time traffic
> >
> > I like your answer. I have seen other examples like
> this in
> > a few lab
> > workbooks. I don't understand it. maybe someone
> else
> > can shed some light....
> >
> > On Sun, Aug 24, 2008 at 12:44 PM, Michael Permoda
> > <mpermoda@hotmail.com>wrote:
> >
> > > All,
> > >
> > > Here is the scenario. Maybe someone can help.
> > >
> > > ROUTER A ---------SERIAL LINK-----------ROUTER B
> > >
> > > Users behind router A are accessing a real-time
> > application from
> > > servers behind router B. The application uses UDP
> port
> > 17776.
> > >
> > > How should I match traffic coming from the
> servers to
> > the users?
> > >
> > > I answered (permit UDP "server network"
> eq
> > 17776 "users network").
> > > However, the answer given to me was (permit UDP
> > "server network"
> > > "users network" eq 17776).
> > >
> > > Since this is return traffic to the users
> isn't my
> > answer correct? Or
> > > since this is a real-time application does that
> mean
> > the appliaction
> > > sends traffic to users on that port?
> > >
> > > Thanks in advance,
> > >
> > > Mike
> > >
> > >
> >
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