Re: 2513 to MAU RJ-45 connection? [7:16426]

2001-08-17 Thread anyong

Hi All,

I just cut and paste the following FYI.

Actually, there is such an animal as a Token Ring crossover cable.  You are
correct that you can't use one to "back to back" Token Ring ports.  They are
used in our environment for a direct station attachment (Cisco router ports)
to Bay Networks C100 Tokenspeed switch ports.

The RJ-45 pin outs are:

1-->1
2-->2
3-->4
4-->3
5-->6
6-->5
7-->7
8-->8

Hope this help and save some time.

anyong

""EA Louie""  wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Check the archives at www.groupstudy.com  for token ring crossover -
someone
> has a way of doing that and I think they posted the solution back in March
> or April of this year.
>
> - Original Message -
> From: Engelhard M. Labiro
> To:
> Sent: Friday, August 17, 2001 8:41 PM
> Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]
>
>
> > Hi,
> > I have 4 2612 (one RJ45 Token Ring I/F), how
> > do I connect these routers` Token Ring I/Fs
> > back-to-back?
> > I tried using a UTP 5 straigh/cross cable but
> > the link is down/down state.
> > Searching the CCO but only come up connecting
> > MAU to RJ-45 as you mention below.
> > Any idea ?
> >
> > Thanks,
> >
> >
> > - Original Message -
> > From: "EA Louie"
> > To:
> > Sent: Saturday, August 18, 2001 9:04 AM
> > Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]
> >
> >
> > > Here are your basic tradeoffs, including cabling, which is probably
the
> > most
> > > crucial aspect of T/R
> > >
> > > IBM MAU
> > > Pro: patch cables easy to find (sometimes free), works well with
native
> > > (DB-9) T/R connector
> > > Con: cabling bulkier (STP), relays tend to stick if MAU is jarred in
> > > transit, requires RJ-45 to IBM Data Connector adapter at the MAU side
to
> > > work with UTP cabling
> > >
> > > RJ-45 MAU
> > > Pro:  cabling is normal Cat5 unshielded twisted pair (UTP), works well
> > with
> > > PC NICs that have an RJ-45 port
> > > Con:  need media filters to adapt DB-9 (on routers) to RJ-45
> > >
> > > - Original Message -
> > > From: chris klebl
> > > To:
> > > Sent: Friday, August 17, 2001 4:33 PM
> > > Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]
> > >
> > >
> > > > besides cabling, are there any advantages to going with an IBM vs an
> > RJ-45
> > > > MAU?
> > > _
> > > Do You Yahoo!?
> > > Get your free @yahoo.com address at http://mail.yahoo.com
> _
> Do You Yahoo!?
> Get your free @yahoo.com address at http://mail.yahoo.com




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Re: 2513 to MAU RJ-45 connection? [7:16426]

2001-08-17 Thread EA Louie

Check the archives at www.groupstudy.com  for token ring crossover - someone
has a way of doing that and I think they posted the solution back in March
or April of this year.

- Original Message -
From: Engelhard M. Labiro 
To: 
Sent: Friday, August 17, 2001 8:41 PM
Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]


> Hi,
> I have 4 2612 (one RJ45 Token Ring I/F), how
> do I connect these routers` Token Ring I/Fs
> back-to-back?
> I tried using a UTP 5 straigh/cross cable but
> the link is down/down state.
> Searching the CCO but only come up connecting
> MAU to RJ-45 as you mention below.
> Any idea ?
>
> Thanks,
>
>
> - Original Message -
> From: "EA Louie"
> To:
> Sent: Saturday, August 18, 2001 9:04 AM
> Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]
>
>
> > Here are your basic tradeoffs, including cabling, which is probably the
> most
> > crucial aspect of T/R
> >
> > IBM MAU
> > Pro: patch cables easy to find (sometimes free), works well with native
> > (DB-9) T/R connector
> > Con: cabling bulkier (STP), relays tend to stick if MAU is jarred in
> > transit, requires RJ-45 to IBM Data Connector adapter at the MAU side to
> > work with UTP cabling
> >
> > RJ-45 MAU
> > Pro:  cabling is normal Cat5 unshielded twisted pair (UTP), works well
> with
> > PC NICs that have an RJ-45 port
> > Con:  need media filters to adapt DB-9 (on routers) to RJ-45
> >
> > - Original Message -
> > From: chris klebl
> > To:
> > Sent: Friday, August 17, 2001 4:33 PM
> > Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]
> >
> >
> > > besides cabling, are there any advantages to going with an IBM vs an
> RJ-45
> > > MAU?
> > _
> > Do You Yahoo!?
> > Get your free @yahoo.com address at http://mail.yahoo.com
_
Do You Yahoo!?
Get your free @yahoo.com address at http://mail.yahoo.com




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RE: 2513 to MAU RJ-45 connection? [7:16426]

2001-08-17 Thread Chuck Larrieu

cannot go back to back with TR.

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
Engelhard M. Labiro
Sent: Friday, August 17, 2001 8:41 PM
To: [EMAIL PROTECTED]
Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]


Hi,
I have 4 2612 (one RJ45 Token Ring I/F), how
do I connect these routers` Token Ring I/Fs
back-to-back?
I tried using a UTP 5 straigh/cross cable but
the link is down/down state.
Searching the CCO but only come up connecting
MAU to RJ-45 as you mention below.
Any idea ?

Thanks,


- Original Message -
From: "EA Louie"
To:
Sent: Saturday, August 18, 2001 9:04 AM
Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]


> Here are your basic tradeoffs, including cabling, which is probably the
most
> crucial aspect of T/R
>
> IBM MAU
> Pro: patch cables easy to find (sometimes free), works well with native
> (DB-9) T/R connector
> Con: cabling bulkier (STP), relays tend to stick if MAU is jarred in
> transit, requires RJ-45 to IBM Data Connector adapter at the MAU side to
> work with UTP cabling
>
> RJ-45 MAU
> Pro:  cabling is normal Cat5 unshielded twisted pair (UTP), works well
with
> PC NICs that have an RJ-45 port
> Con:  need media filters to adapt DB-9 (on routers) to RJ-45
>
> - Original Message -
> From: chris klebl
> To:
> Sent: Friday, August 17, 2001 4:33 PM
> Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]
>
>
> > besides cabling, are there any advantages to going with an IBM vs an
RJ-45
> > MAU?
> _
> Do You Yahoo!?
> Get your free @yahoo.com address at http://mail.yahoo.com




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Re: 2513 to MAU RJ-45 connection? [7:16426]

2001-08-17 Thread Engelhard M. Labiro

Hi,
I have 4 2612 (one RJ45 Token Ring I/F), how
do I connect these routers` Token Ring I/Fs
back-to-back?
I tried using a UTP 5 straigh/cross cable but
the link is down/down state.
Searching the CCO but only come up connecting
MAU to RJ-45 as you mention below.
Any idea ?

Thanks,


- Original Message -
From: "EA Louie" 
To: 
Sent: Saturday, August 18, 2001 9:04 AM
Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]


> Here are your basic tradeoffs, including cabling, which is probably the
most
> crucial aspect of T/R
>
> IBM MAU
> Pro: patch cables easy to find (sometimes free), works well with native
> (DB-9) T/R connector
> Con: cabling bulkier (STP), relays tend to stick if MAU is jarred in
> transit, requires RJ-45 to IBM Data Connector adapter at the MAU side to
> work with UTP cabling
>
> RJ-45 MAU
> Pro:  cabling is normal Cat5 unshielded twisted pair (UTP), works well
with
> PC NICs that have an RJ-45 port
> Con:  need media filters to adapt DB-9 (on routers) to RJ-45
>
> - Original Message -
> From: chris klebl
> To:
> Sent: Friday, August 17, 2001 4:33 PM
> Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]
>
>
> > besides cabling, are there any advantages to going with an IBM vs an
RJ-45
> > MAU?
> _
> Do You Yahoo!?
> Get your free @yahoo.com address at http://mail.yahoo.com




Message Posted at:
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Re: 2513 to MAU RJ-45 connection? [7:16426]

2001-08-17 Thread chris klebl

Thanks


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Re: 2513 to MAU RJ-45 connection? [7:16426]

2001-08-17 Thread EA Louie

Here are your basic tradeoffs, including cabling, which is probably the most
crucial aspect of T/R

IBM MAU
Pro: patch cables easy to find (sometimes free), works well with native
(DB-9) T/R connector
Con: cabling bulkier (STP), relays tend to stick if MAU is jarred in
transit, requires RJ-45 to IBM Data Connector adapter at the MAU side to
work with UTP cabling

RJ-45 MAU
Pro:  cabling is normal Cat5 unshielded twisted pair (UTP), works well with
PC NICs that have an RJ-45 port
Con:  need media filters to adapt DB-9 (on routers) to RJ-45

- Original Message -
From: chris klebl 
To: 
Sent: Friday, August 17, 2001 4:33 PM
Subject: Re: 2513 to MAU RJ-45 connection? [7:16426]


> besides cabling, are there any advantages to going with an IBM vs an RJ-45
> MAU?
_
Do You Yahoo!?
Get your free @yahoo.com address at http://mail.yahoo.com




Message Posted at:
http://www.groupstudy.com/form/read.php?f=7&i=16432&t=16426
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Re: 2513 to MAU RJ-45 connection? [7:16426]

2001-08-17 Thread chris klebl

besides cabling, are there any advantages to going with an IBM vs an RJ-45
MAU?


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Re: 2513 to MAU RJ-45 connection? [7:16426]

2001-08-17 Thread EA Louie

If you don't stick with the IBM MAU and the Type 1 patch cable, use a token
ring media filter (DB-9 to RJ-45).  Some of them come with the cable already
connected, and some of them look like the DB-9 to RJ-45 serial converter
that you use for a console connection (with the RJ-45 jack), which you can
connect to your MAU via a Cat5 patch cable.

- Original Message -
From: chris klebl 
To: 
Sent: Friday, August 17, 2001 3:22 PM
Subject: 2513 to MAU RJ-45 connection? [7:16426]


> Just started adding tokenring to the home lab and got a 2513 comming in
the
> next couple of days. What is the best way to connect from the router
> tokenring port to a MAU with RJ-45. Or should I stick with an IBM MAU?
>
> thanks for your help
_
Do You Yahoo!?
Get your free @yahoo.com address at http://mail.yahoo.com




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