Re: Mixed Communication Methods

I really want to hear how your story turns out Rick.... I'm 
just starting to turn the curve on this for a customer and 
I feel like a fish out of water.... The "wrapped" SNA in 
TCP/IP is possible but I have about a zillion questions on
what really happens there. 

Rick DuVall wrote:
> 
> Hi Pat
> 
> > Anybody ever setup a VPN ??   Software and hardware requirements or
> > a URL that shows this would be extra nice.....
> 
>     I am currently in the midst of setting up a vpn over dsl.  There appear
> to be two ways of proceeding - either software based vpn or hardware based.
> The primary difference seems to be speed - the hardware based is
> considerably quicker allowing much better throughput.  I am using a unit
> made by Netscreen.  It sort of works... :)  Seriously, there are some start
> up problems getting my dsl provider and netscreen on the same page but I
> hope we are about to get through that.
> 
>     As you probably know, the vpn encrypts and decrypts traffic between
> locations, in this case, I am told, triple-des, and provides a firewall.  I
> have a perle 594-e at our remote location which I am told, and hope, will be
> supported.  It has all been rather a trial.  I am about chin deep right now
> hoping it doesn't get much deeper - I may have to start swimming :)
> 
> >
> > I found and downloaded a Red Book on VPN but DSL seems to remain a
> > mystery around the 400....
> 
>     Our 400 has been connected through dsl (through our ethernet network for
> more than a year - It's GREAT if you are in an area where you can get it.)
> Got the old 400 scheduled to do all our web updates and a lot of email based
> file processing - saves an awful lot of operator time.  and of course is
> VERY reliable, being a 400 and all.  We are rapidly becoming seriously
> addicted to dsl.
> 
> > Anybody ever setup a DSL line and used SNA type gear ???  I am
> > referring to various remote controllers like a 5394 or 5494 or
> > maybe a Perl ???? Can this be done ??? or are we talking routers,hubs
> > and what have you ????
> 
>     We will soon know - they (my 400 parts suppliers) tell me the Perle 594e
> can talk over an ethernet line (it's currently hooked up with an isdn
> bridged for sna which goes down and must be reset 6 times a day) so as soon
> as I get through the start up problems of the VPN that will be the first
> thing I do.  My set-up is like this: Dsl router connects to VPN which
> connects to the ethernet hub.  Everything (Soon to include the
> aforementioned Perle) hooks into the hub, and thats it.  Of course you have
> the normal decisions about whether to used fixed tcpip addresses or dhcp and
> stuff like that...  The perle allegedly wraps sna in tcpip packets to route
> over the network.  It may require anynet on the 400 - I just don't know yet.
> We'll see....  I am very interested to see what else your question may
> extract from the list - It'll probably be much more helpful than this.
> 
> > Isn't this another reincarnation of Frame Relay ????
> 
>     Never used frame relay...  Every time I checked on it it was too
> expensive...
> 
> >
> > I have been getting a few quotes on DSL,IDSL,SDSL and few other products
> > but these folks are telephone types and don't have a clue about
> > supported protocols....
> 
>     As far as I know all the above come with routers for Ethernet, so if you
> can use ethernet you should be good to go.  I am very much a novice here,
> but I am determined and the DSl/400 combination is very powerfull.
> 
> >
> > I have an excellent understanding of the usual SDLC methods, but
> > DSL and VPN are new critters to me.....
> 
>     I hope to have all this working before the end of next week - wish me
> luck!
>     And good luck to you!
> 
> Regards
> Rick
> 
>
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