At 01:18 PM 10/18/00, Louie Belt wrote:
> Since time immemorial and pre-industrial, 'greed' has been the
> accusation
>hurled at the rich by the concrete-bound illiterates who were unable to
>conceive of the source of wealth or of the motivation of those who produce
>it.
> -- Ayn Rand
Could we change this to: Since time immemorial and pre-industrial, "silly"
has been the accusation hurled at the knowledgeable by the concrete-bound
illiterates who were unable to conceive of the source of Cisco
certification or the motivation of those who seek it.
Couldn't resist. &;-)
Priscilla
>-----Original Message-----
>From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
>Priscilla Oppenheimer
>Sent: Wednesday, October 18, 2000 12:47 PM
>To: Ejay Hire; [EMAIL PROTECTED]
>Subject: Re: Token ring and duplex
>
>
>It's not "real" token ring. &;-) Seriously. Full-duplex Ethernet isn't real
>CSMA/CD either.
>
>The more we learn, the less we know! Argh.
>
>Priscilla
>
>At 08:36 AM 10/18/00, Ejay Hire wrote:
> >Okay,now I'm Confuzzled. A Token ring Frame is timed so that the first
> >bit of a MTU sized frame returns to the Sending station immediately after
> >the last bit was transmitted. Then It checks the error/received bits and
> >strips it off the ring. How could it work full duplex unless there were
> >two tokens on the ring?
> >
> >----Original Message Follows----
> >From: Priscilla Oppenheimer <[EMAIL PROTECTED]>
> >Reply-To: Priscilla Oppenheimer <[EMAIL PROTECTED]>
> >To: [EMAIL PROTECTED]
> >Subject: Re: Token ring and duplex
> >Date: Tue, 17 Oct 2000 17:59:22 -0700
> >
> >The Dedicated Token Ring port adapter (PA-4R-DTR) is available on Cisco
> >7500 series routers, Cisco 7200 series routers, and Cisco 7000 series
> >routers with the 7000 Series Route Switch Processor (RSP7000) and 7000
> >Series Chassis Interface (RSP7000CI).
> >
> >The PA-4R-DTR provides up to four IBM Token Ring or IEEE 802.5 Token Ring
> >interfaces. Each Token Ring interface can be set for 4 Mbps or 16 Mbps
> >half-duplex or full-duplex operation and can operate as a standard Token
> >Ring station or as a concentrator port. The default for all interfaces is
> >Token Ring station mode with half-duplex 16-Mbps operation. The PA-4R-DTR
> >connects over Type 1 lobe or Type 3 lobe cables, with each interface
> >providing an RJ-45 receptacle.
> >
> >So, Token Ring does have a "full-duplex" operation. I guess you would use
> >it on back-to-back links, just like you use full-duplex Ethernet on
> >back-to-back links.
> >
> >Priscilla
> >
> >At 05:13 PM 10/17/00, Ejay Hire wrote:
> >>Full-Duplex/Half-Duplex settings do not apply in a Token ring environment.
> >>
> >>Duplex settings deterrmine whether or not a system can recieve and
> >>transmit at the smae time in a CSMA/_C_ollision _D_etect (Ethernet)
> >>environment.
> >>Token Ring Does not use CSMA/CD, but use token-passing instead.
> >>
> >>On a Token Ring network, only one system transmits at a time, all of the
> >>others listen.
> >>
> >>
> >>----Original Message Follows----
> >>From: "SH Wesson" <[EMAIL PROTECTED]>
> >>Reply-To: "SH Wesson" <[EMAIL PROTECTED]>
> >>To: [EMAIL PROTECTED]
> >>Subject: Token ring and duplex
> >>Date: Tue, 17 Oct 2000 18:07:16 GMT
> >>
> >>If a token ring is running at a speed of 16, should the duplex be full or
> >>half. If it's at half, what may be some problems as a result of it.
> >>thanks.
> >>_________________________________________________________________________
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> >
> >
> >________________________
> >
> >Priscilla Oppenheimer
> >http://www.priscilla.com
> >
> >_________________________________
> >FAQ, list archives, and subscription info:
> >http://www.groupstudy.com/list/cisco.html
> >Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
> >
> >_________________________________________________________________________
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> >
> >Share information about yourself, create your own public profile at
> >http://profiles.msn.com.
>
>
>________________________
>
>Priscilla Oppenheimer
>http://www.priscilla.com
>
>_________________________________
>FAQ, list archives, and subscription info:
>http://www.groupstudy.com/list/cisco.html
>Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
________________________
Priscilla Oppenheimer
http://www.priscilla.com
_________________________________
FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html
Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
