Re: Starting TCP

[John McKee <jmmckee@xxxxxxxxxxxxxx>]

Thanks.

I should have looked there.  Got hung up on looking for a STR command.

So, the STRTCP command is likely doing nothing worthwhile.

John McKee


On Wed, Apr 17, 2013 at 11:16 AM, Steinmetz, Paul <PSteinmetz@xxxxxxxxxx>wrote:

> Previously (2005), TCP had be manually started. IPL attribute was added to
> include start of TCP, then had to disable STRTCP in QSTRUP.
> We did know this for a while, TCP was trying to start twice, once from IPL
> attribute and also from QSTRUP.
> Caused many errors during IPLs until disabled.
>
>
> -----Original Message-----
> From: midrange-l-bounces@xxxxxxxxxxxx [mailto:
> midrange-l-bounces@xxxxxxxxxxxx] On Behalf Of John McKee
> Sent: Wednesday, April 17, 2013 12:04 PM
> To: Midrange Systems Technical Discussion
> Subject: Starting TCP
>
> I'm confused. There is a startup job on the controlling subsystem.
> Essentially the first thing it does is call QSTRUP.  Then, it does STRTCP.
> I retrieved the source of QSTRUP.  Nothing about starting TCP in it.
>
> This startup job, not from IBM, has a MONMSG CPF9999 following the STRTCP
> command.
>
> I thought that TCP would have to be up before the LAN console would be
> available.  This STRTCP was added locally to the vendor code back in 1998.
>
> Two questions:
>
> 1) When/how is TCP started?
> 2) Is this STRTCP doing anything or just a relic from a long time ago?
>
> I believe this modification dates back to when we were on a CISC box and
> just starting on networking.
>
> Currently at v5r4m0.
>
> I can explain why I was looking, but it started with a request from the
> boss.
>
> John McKee
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