Re: Is it true that All communication between front-end and back-end servers goes through TCP port 80?

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From: Pavel Nagaev (pnagaev_at_yandex.ru)
Date: 06/07/04 

Date: Mon, 7 Jun 2004 19:39:57 +0400

Let's wait. My opinion that it is a mistake in documentation :-) and
Scenario 1 is correct. I have already send request to author. 

-- 
Best Regards
Pavel Nagaev
Mail server administrator, MCSA/MCSE
Caspian Pipeline Consortium
Novorossiysk, Russia
Mobile phone: (8617) 65 09 01
Office phone:  (8617) 64 25 53 ext. 74046
Fax: (095) 7975990 ext. 5848
"Jeff L" <newsgroupsremoveandunderscore_jeff@availabletech.net> wrote in
message news:%23RrE%23FKTEHA.2416@TK2MSFTNGP09.phx.gbl...
> Thanks for looking into this topic guys...
>
> From my point of view it makes sense that Exchange not have to open every
> port to cluster and that MS would be using XML as the format over port 80
> for this type of communication.
>
> It will be interesting to see what is truly going on. The answer will
be...
> technical I am sure.
>
> Probably something like:
> scenario 1: Front end/ back end - describing the way Mark is set up.
> scenario 2: Clustering for load balancing / high availablitility.
>
> Jeff Loucks
>        Available Technology ®
>             Solutions For Professionals ®
>                   www.availabletechnology.com
>
>
> "Mark Fugatt [MVP]" <news@4mcts.com> wrote in message
> news:OdopYbFTEHA.3988@tk2msftngp13.phx.gbl...
> > I have asked for clarification on this, and will post back what I find.
> >
> > -- 
> > Mark Fugatt
> > Exchange MVP
> > http://www.exchangetrainer.com
> > http://www.msexchange.org
> > "Pavel Nagaev" <p8p@yandex.ru_REMOVE_IT> wrote in message
> > news:OVXGLKFTEHA.1172@TK2MSFTNGP11.phx.gbl...
> > Jeff/Mark,
> >
> >        in latest Deployment Guide you can find these words in last
> paragraph
> > on the page 137. Last sentence.
> >
> > To configure a clustered back-end server, you must map each front-end
> server
> > to the nodes of your cluster, so that either node can accept proxy
> requests
> > from any front-end server in your organization. Proxy requests are
> requests
> > for messaging services from client computers running Microsoft Outlook®
> Web
> > Access, Outlook Mobile Access, Microsoft Exchange ActiveSync®, POP3, or
> > IMAP4. These proxy requests are sent to the cluster through the
front-end
> > servers. All communication between front-end and back-end servers goes
> > through TCP port 80, regardless of the port used for communication
between
> > the client and front-end server.
> >
> >
> >
> >
> > "Jeff L" <newsgroupsremoveandunderscore_jeff@availabletech.net> wrote in
> > message news:e5AofL%23SEHA.1544@TK2MSFTNGP09.phx.gbl...
> > > If it does still exist Pavel can you let us know. I am interested in
the
> > > topic of how cluster members communicate.
> > >
> > >
> > > "Mark Fugatt [MVP]" <news@4mcts.com> wrote in message
> > > news:OVN5uT7SEHA.3728@TK2MSFTNGP11.phx.gbl...
> > > > There is now a new deployment guide on Microsoft's website, I would
> > > suggest
> > > > you see if the error still exists.
> > > >
> > > > -- 
> > > > Mark Fugatt
> > > > Exchange MVP
> > > > http://www.exchangetrainer.com
> > > > http://www.msexchange.org
> > > > "Pavel Nagaev" <anonymous@discussions.microsoft.com> wrote in
message
> > > > news:35579477-16D0-4DE5-B92C-64B63580BB97@microsoft.com...
> > > > > Mark, I totally agree with you, but what about words in Deployment
> > > guide?
> > > > >
> > > > > "To configure a clustered back-end server, you must map each
> front-end
> > > > > server to the nodes of your cluster, so that either node can
accept
> > > proxy
> > > > > requests from any front-end server in your organization. Proxy
> > > > > requests
> > > > > are
> > > > > requests for messaging services from client computers running
> > > > > Microsoft
> > > > > OutlookR Web Access, Outlook Mobile Access, Microsoft Exchange
> > > > > ActiveSyncR,
> > > > > POP3, or IMAP4. These proxy requests are sent to the cluster
through
> > > > > the
> > > > > front-end servers. All communication between front-end and
back-end
> > > > > servers
> > > > > goes through TCP port 80, regardless of the port used for
> > > > > communication
> > > > > between the client and front-end server.
> > > > > Figure 7.8 illustrates a front-end/back-end configuration that
uses
> > > > > Exchange
> > > > > clustering"
> > > > >
> > > > > These words are located on the page 127 in Deployment guide (137
> page
> > > > > in
> > > > > the
> > > > > MS Word)
> > > > >
> > > > > My Deployment guide has following infotmation in the head.
> > > > >
> > > > > Published: September 2003
> > > > > Updated: February 2004
> > > > > Applies To:  Exchange Server 2003
> > > > >
> > > > >
> > > > > Best Regards
> > > > >
> > > > > Pavel Nagaev
> > > > >
> > > > > Mail server administrator, MCSA/MCSE
> > > > > Caspian Pipeline Consortium
> > > > > Novorossiysk, Russia
> > > > >
> > > > > Mobile phone: (8617) 65 09 01
> > > > > Office phone:  (8617) 64 25 53 ext. 74046
> > > > > Fax: (095) 7975990 ext. 5848
> > > > >
> > > > > "Mark Fugatt [MVP]" <news@4mcts.com> wrote in message
> > > > > news:ehBLYw0SEHA.3340@TK2MSFTNGP10.phx.gbl...
> > > > >> Yes, communicate between the front-end and back-end uses the same
> > > > >> protocol
> > > > >> that client uses with the front-end, I have the Netmon capture
> files
> > > > >> if
> > > > > your
> > > > >> interested.
> > > > >>> -- 
> > > > >> Mark Fugatt
> > > > >> Exchange MVP
> > > > >> http://www.exchangetrainer.com
> > > > >> http://www.msexchange.org
> > > > >> "Jeff L" <newsgroupsremoveandunderscore_jeff@availabletech.net>
> wrote
> > > in
> > > > >> message news:ehrlAo0SEHA.3552@TK2MSFTNGP09.phx.gbl...
> > > > >>> Did we come to some sort of conclusion on this?
> > > > >>>>>>> "Mark Fugatt [MVP]" <news@4mcts.com> wrote in message
> > > > >>> news:#xPYKqmSEHA.1172@TK2MSFTNGP11.phx.gbl...
> > > > >>>> If you can point be to the exact document and page number, I
can
> > > > >>>> get
> > > it
> > > > >>>> checked for you, but I dont see anything in the Microsoft
> Exchange
> > > 2003
> > > > >>>> Deployment Guide published in August 2003 that says that all
> > > > >>>> communication
> > > > >>>> between front-end and back-end servers is on port 80.
> > > > >>>>>>> -- 
> > > > >>>> Mark Fugatt
> > > > >>>> Exchange MVP
> > > > >>>> http://www.exchangetrainer.com
> > > > >>>> http://www.msexchange.org
> > > > >>>> "Pavel Nagaev" <pnagaev@yandex.ru_NEWS> wrote in message
> > > > >>>> news:emkK2jmSEHA.2128@TK2MSFTNGP11.phx.gbl...
> > > > >>>>> Yes, you right, but I think that FE servers work with clusters
> > > > >>>>> like
> > > > >>>>> without
> > > > >>>>> clusters. Should I contact with author of Deployment Guide?
> > > > >>>>>>>>> -- 
> > > > >>>>> Best Regards
> > > > >>>>>>>>> Pavel Nagaev
> > > > >>>>>>>>> Mail server administrator, MCSA/MCSE
> > > > >>>>> Caspian Pipeline Consortium
> > > > >>>>> Novorossiysk, Russia
> > > > >>>>>>>>> Mobile phone: (8617) 65 09 01
> > > > >>>>> Office phone:  (8617) 64 25 53 ext. 74046
> > > > >>>>> Fax: (095) 7975990 ext. 5848
> > > > >
> > > > >
> > > >
> > > >
> > >
> > >
> >
>
>

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