HP3000-L Archives

February 1999, Week 3

HP3000-L@RAVEN.UTC.EDU
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Subject:
Re: HP J3202A 10-Base T Hub
From:
Gary Jackson <[log in to unmask]>
Reply To:
[log in to unmask][log in to unmask], 17 Feb 1999 01:57:11 -0500576_us-ascii <whine>
All I'm trying to do is:
1) Open a file
2) Use FFILEINFO to find out what it's POSIX name is
3) Move it out of the way with FRENAME
4) Create a new file with the original name

Things were going smoothly. I HPFOpened the file, did the FFILEINFO call and
got the name into a character array. The rename worked beautifully. I
appended a semi-colon to the POSIX name in the character array (as a
terminating character--see HPFOPEN documentation) and called HPFOPEN. A bunch
of debugging down the road, I discover that [...]41_17Feb199901:57:[log in to unmask]
Date:
Tue, 16 Feb 1999 11:39:21 -800
Content-Type:
text/plain
Parts/Attachments:
text/plain (24 lines) 
Major snipping action...
>
> These conditions are true whether the HP3000 is speaking 10Mbps or
> 100Mbps. The great difference between the two is that a 100Mbps packet
> appears on the LAN for only 1/10 the period of time that an equal-sized
> 10Mbps packet would -- and in this world, short is good. Short packets
> significantly lower the possiblity of a packet collision.
>
even more snipped...

Wirt-

For the bonus question:

I have been told that 10 base 2 is less efficient than 10 base T.  Is
this true?  Is it a good Idea to convert DTCs to use the AUI with an
10 base T transceiver?

G

Gary Jackson
Nevada County Supt. of Schools
(530) 478-6400 x 215

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