Re: Coversions for the 3.1 draft

Anil Rijsinghani <anil@levers.enet.dec.com> Wed, 07 April 1993 20:28 UTC

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From: Anil Rijsinghani <anil@levers.enet.dec.com>
To: xlnt!elwood!mike@ucsd.edu
Cc: fddi-mib@cs.utk.edu
Apparently-To: fddi-mib@cs.utk.edu, xlnt!elwood!mike@ucsd.edu
Subject: Re: Coversions for the 3.1 draft

> Am I missing something or are the textual conventions for FddiTimeNano and
> FddiTimeMilli incorrect. Shouldn't they be 32bit unsigned INTEGER.
>
>	FddiTimeNano ::= INTEGER (0..2147483647)
>	FddiTimeMilli ::= INTEGER (0..2147483647)
>
> shouldn't they be:
>	FddiTimeNano ::= INTEGER (0..4294967296)
>	FddiTimeMilli ::= INTEGER (0..4294967296)

    INTEGER is defined as a signed 32-bit quantity, so it's not capable
    of representing more than +214...

> Also how do you represent fddiSMTTimeStamp and fddiSMTTransitionTimeStamp, which
> are 64bit 80ns counters to 32bit ms counters and not lose accuracy?

    At the previous WG meeting (in November), the WG decided that
    ms accuracy was sufficient for these particular objects.

    Anil