WTF! Troll!
Zhiping Li <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Hi,ciscoer:
>
> when I study cisco ccnp,
> I always find CSU/DSU,
> what are them?
> what are their use?
> Are they some kind of MODEM?
> thanks .
>
> ___
Zhiping,
If u know the basic of networking , u can answer this question !!??
I found it difficult for CCNP candidate to ask this question.
- Original Message -
From: "Zhiping Li" <[EMAIL PROTECTED]>
Newsgroups: groupstudy.cisco
Sent: Friday, December 22, 2000 12:37 PM
Subject: what is a
a really basic description of a CSU/DSU: A really expensive modem (per
Cisco).
Seriously, CSUs are used by providers to send signals to your line mostly
for troubleshooting or diagnostic purposes (among others).
A DSU changes Analog signal to Digital signal before it goes into an access
server o
CTT, does not
know what a punch-down block is. Sue me.
- Original Message -
From: netlinesys
Newsgroups: groupstudy.cisco
To: [EMAIL PROTECTED]
Sent: Friday, December 22, 2000 7:55 AM
Subject: re: what is a CSU/DSU?
Zhiping,
If u know the basic of networking , u can answer
I highly suggest that you buy a basic networking book and get some hands-on
with some csu/dsu, remoting also. Or the Ship is Going TO Be Sinking and you
won't know how to plug the hole!
-Original Message-
From: Zhiping Li [mailto:[EMAIL PROTECTED]]
Sent: Friday, December 22, 2000 6:30 AM
~~
-Original Message-
From: Bradley J. Wilson [mailto:[EMAIL PROTECTED]]
Sent: Friday, December 22, 2000 7:14 AM
To: cisco
Subject: Re: what is a CSU/DSU?
Folks, is it really necessary to pounce on someone for asking an occasional
"simple" question? Okay, so C
overnment Micro Resources
Network Operations Control Center
Norfolk Naval Shipyard
Bldg 33 NAVSEA NCOE
757-393-9526
1-800-626-6622
-Original Message-
From: Bradley J. Wilson [mailto:[EMAIL PROTECTED]]
Sent: Friday, December 22, 2000 8:14 AM
To: cisco
Subject: Re: what is a CSU/DSU?
Folk
: cisco
Subject: Re: what is a CSU/DSU?
Folks, is it really necessary to pounce on someone for asking an occasional
"simple" question? Okay, so CSU/DSUs are basic networking gear. But guess
what: *none* of the CCNA material I studied ever went into any great detail
on what exactly this th
. Wilson [mailto:[EMAIL PROTECTED]]
Sent: Friday, December 22, 2000 7:14 AM
To: cisco
Subject: Re: what is a CSU/DSU?
Folks, is it really necessary to pounce on someone for asking an occasional
"simple" question? Okay, so CSU/DSUs are basic networking gear. But guess
what: *none* o
and in-directly deal with cisco routers.
Hope everyone has a happy holiday-you are all good people in this group...
From: Bradley J. Wilson [mailto:[EMAIL PROTECTED]]
Sent: Friday, December 22, 2000 8:14 AM
To: cisco
Subject: Re: what is a CSU/DSU?
Folks, is it really necessary to pounce on
tional T1 line.
>
> Leroy
> -Original Message-
> From: Bradley J. Wilson [mailto:[EMAIL PROTECTED]]
> Sent: Friday, December 22, 2000 8:14 AM
> To: cisco
> Subject: Re: what is a CSU/DSU?
>
> Folks, is it really necessary to pounce on someone for asking an
occasion
Is there a website where there are basics and details about ISDN, DSL, Cable and T1s?
Zhiping Li wrote:
> Hi,ciscoer:
>
> when I study cisco ccnp,
> I always find CSU/DSU,
> what are them?
> what are their use?
> Are they some kind of MODEM?
> thanks .
>
> __
You may wish to check out www.itprc.com. Look under the 'physical' and 'data
link' sections..dj
"Talib" <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Is there a website where there are basics and details about ISDN, DSL,
Cable and T1s?
>
>
> Zhiping Li wrote:
;t want to. But
> > there are lots of valid, basic questions out there that yes, even CCNP/IE
> > candidates would like answers to. It would be a shame if they felt they
> > weren't "allowed" to ask those questions here.
> >
> > Sincerely,
> >
&g
The article at http://www.alliancedatacom.com/technologies/csu-dsu/csudsu.asp reads
"Such a device is required for both ends of a T-1 or T-3 connection, and the units at
both ends must be from the same manufacturer."
1) Is this true?
2) Does this mean there are various different implementations o
y, December 22, 2000 10:46 AM
> To: [EMAIL PROTECTED]
> Subject: Re: what is a CSU/DSU?
>
>
> The article at
> http://www.alliancedatacom.com/technologies/csu-dsu/csudsu.asp reads
> "Such a device is required for both ends of a T-1 or T-3
> connection, and the
ons.
>
>> -Original Message-
>> From: Talib [mailto:[EMAIL PROTECTED]]
>> Sent: Friday, December 22, 2000 10:46 AM
>> To: [EMAIL PROTECTED]
>> Subject: Re: what is a CSU/DSU?
>>
>>
>> The article at
>> http://www.alliancedatacom.com
ely,
>
>Bradley J. Wilson
>Who, despite being a CCNA, CCDA, MCSE, CNX-A, NNCSS, MCT and CTT, does not
>know what a punch-down block is. Sue me.
>
>
>- Original Message -
>From: netlinesys
>Newsgroups: groupstudy.cisco
>To: [EMAIL PROTECTED]
>Sent: Friday, De
I presume you mean "gracefully shut down" as opposed to "turn off the
switch" or "pull the plug" ;->
Let he who has never done either of the latter cast the first stone..
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] On Behalf Of
netlinesys
Sent: Friday,
> >Who, despite being a CCNA, CCDA, MCSE, CNX-A, NNCSS, MCT and CTT, does not
> >know what a punch-down block is. Sue me.
> >
> >
> >- Original Message -
> >From: netlinesys
> >Newsgroups: groupstudy.cisco
> >To: [EMAIL PROTECTED]
> >
Enough already! It was actually a purdy darned good question. Layers 1, 2 & 3
gettin' all fuzzy n' all, certain staple networking gear is being asked (i.e.
designed) to do a buttload more than it was when I was coming up. Just answer the
question and move on.
Contributing to the din is exas
>Folks, is it really necessary to pounce on someone for asking an occasional
>"simple" question? Okay, so CSU/DSUs are basic networking gear. But guess
>what: *none* of the CCNA material I studied ever went into any great detail
>on what exactly this thing was or did, and coming from the technic
/access-t.pdf
Print pages 9 to 19 for the T-1 section. This is an example of great
documentation. Print more if you wish.
> -Original Message-
> From: Talib [mailto:[EMAIL PROTECTED]]
> Sent: Friday, December 22, 2000 9:57 AM
> To: [EMAIL PROTECTED]
> Subject: Re: what is a CSU/
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