Re: Network Pasthru -- MIDRANGE-L

Yes - V3R2 will need TCP utilities.

...Neil





"Roger Vicker, CCP" <rvicker@vicker.com>
Sent by: owner-midrange-l@midrange.com
2001/05/04 17:26
Please respond to MIDRANGE-L

 
        To:     MIDRANGE-L@midrange.com
        cc: 
        Subject:        Re: Network Pasthru


Neil,

OK. The V4R4M0 with TCP system already has CHGNETA ALWANYNET(*YES).
So, how do I set
up the routes on the V3R2M0 and V4R4M0 over the SNA? Will the V3R2M0
system need
the TCP utilities (which it doesn't have)?

Roger Vicker, CCP

neilp@dpslink.com wrote:

> Yes - if you configure IP over SNA you will be assigning an IP address 
to
> the destination 400 and you'd use that (again assuming your routes are 
set
> correctly) to open a Telnet session direct to that 400.  I played with 
IP
> over SNA a little about a year or so ago, to get OpsNav to run over an
> SDLC line (ECS modem) to a remote system.  My memory is a little fuzzy 
on
> it, but I think it worked.
>
> ...Neil
>
> "DeLong, Eric" <EDeLong@Sallybeauty.com>
> Sent by: owner-midrange-l@midrange.com
> 2001/05/04 09:48
> Please respond to MIDRANGE-L
>
>
>         To:     "'MIDRANGE-L@midrange.com'" <MIDRANGE-L@midrange.com>
>         cc:
>         Subject:        RE: Network Pasthru
>
> Neil,
> I didn't realize IP could go over SNA. I've always seen/heard of Anynet
> being SNA over IP. If that's the case, then I'll defer to your answer. 
How
> would you configure CA Express? You wouldn't have an IP address for the
> AS400, would you?
>
> curious,
> Eric DeLong
>
> -----Original Message-----
> From: neilp@dpslink.com [mailto:neilp@dpslink.com]
> Sent: Friday, May 04, 2001 2:01 AM
> To: MIDRANGE-L@midrange.com
> Subject: RE: Network Pasthru
>
> I can't see why this wouldn't work if you set up AnyNet IP over SNA
> between the 2 400's, turn on IP datagram forwarding in the TCP/IP
> attributes on the 400 that's already running an IP connection, and 
define
> the route correctly.  You should then be able to establish an IP
> connection direct from the PC, through the first 400 to the second one.
>
> ...Neil
>
> "DeLong, Eric" <EDeLong@Sallybeauty.com>
> Sent by: owner-midrange-l@midrange.com
> 2001/05/03 11:01
> Please respond to MIDRANGE-L
>
>         To:     "'MIDRANGE-L@midrange.com'" <MIDRANGE-L@midrange.com>
>         cc:
>         Subject:        RE: Network Pasthru
>
> Marty and Roger,
>
> I don't think you'll have any luck with this. TCP/IP connections are 
point
> to point only, and as such, you'd need an IP address at the AS400 end to
> talk to the Express client. Even layering the protocols would require 
the
> AS400 to handle the TCP/IP communications. Express client emulates 5250
> with
> the TN5250 protocol, which is a variation of Telnet, which is TCP/IP
> based.
> It will not talk to APPC. Sorry.
>
> Eric DeLong
>
> -----Original Message-----
> From: Urbanek, Marty [mailto:Marty_Urbanek@stercomm.com]
> Sent: Thursday, May 03, 2001 8:56 AM
> To: 'MIDRANGE-L@midrange.com'
> Subject: RE: Network Pasthru
>
> Roger,
>
> I am not familiar with using CA over twinax. If I understand what you're
> saying, your client's current connection from PC to V4R4 via twinax is
> SNA,
> therefore the APPN connection between the two 400s allows them to get a
> signon screen on V3R2 box without doing STRPASTHR. You would like to be
> able
> to continue to do this (without STRPASTHR) after the conversion to CAE 
and
> TCP/IP. The V3R2 box has no LAN connection, only SDLC to the V4R4 box.
>
> The only thing I can think of is it might be possible to do what you 
want
> with Anynet. If you were to configure Anynet between the 400s, it could
> encapsulate the TCP/IP traffic in SNA and pass it over the SDLC line. If
> the
> TCP/IP routing were set up appropriately on the V4R4 box, perhaps you
> could
> set up a CAE session with the IP address of the V3R2 box and the V4R4 
box
> could route the TCP/IP traffic. You might also want to read about IP
> Forwarding, because I think that would play a part. I am only 
speculating
> about all this. Maybe someone with Anynet experience could comment on
> whether this would work.
>
> -Marty
>
> ------------------------------
>
> Date: Wed, 02 May 2001 14:43:58 -0500
> From: "Roger Vicker, CCP" <rvicker@vicker.com>
> Subject: Network Pasthru
>
> Hello,
>
> I will be moving a client from twinax and Client Access (V3R2M0) to CA
> Express (V4R4M0) in the near future. Right now with twinax they
> connect to two different i400s. The i400s are connected together with
> SDLC only. The connection specifies the second system as APPN so when
> the connection is requested it goes to the first system and it passes
> the connection to the second. Can CAE be configured to pass through
> one i400 via TCP and connect to the second one via SDLC or will they
> have to actually signon to the first and STRPASTHR to the second one?
> The first system is at V4R4M0 and the second is at V3R2M0 (I know, but
> is for history data in an application that would have cost a mint to
> move the license to a RISC model).
>
> Basically from:
> PC (CA)----Twinax----i400----SDLC----AS400
> to:
> PC (CAE)----Ethernet/TCP----i400----SDLC----AS400
>
> If this can be done without STRPASTHR please point me to the books as
> my searches have been frustrated so far.
>
> Thanks,
>
> Roger Vicker, CCP
>

--
*** Vicker Programming and Service *** Have bits will byte ***
www.vicker.com ***

There's a seeker born every minute.


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