From: Hans (yyao@xxxxxxxxxxxx)
Date: Thu Dec 13 2001 - 17:55:32 GMT-3
Thanks Ahmed,
I will try it and let you know the result.
Hans
----- Original Message -----
From: "Ahmed Mamoor Amimi" <mamoor@ieee.org>
To: "Hans" <yyao@sympatico.ca>; "Ccielab" <ccielab@groupstudy.com>
Sent: Friday, September 28, 2001 10:37 AM
Subject: RE: console not working
> ok.....
> there are different types of RS232 chips are embedded even in same series
> and same model router. So it will be useless to tell u the chip #.
> When u will open up ur box look close to the chips that are circuiting
with
> the console port. In some router there are decoder or buffer chip first
then
> u will get the buffer or decoder connected to the RS232 chip. copy that
chip
> # from it and search for that # on ur favourite search engine. U will find
> details of it. then download the datasheet of that chip from the
> manufacturer site that will give u the logic of that IC then u can test ur
> IC with the PROB.
> This is a not a hard process but it will it will recover ur router if only
> console port is dead.
>
> -Mamoor
>
> -----Original Message-----
> From: Hans [mailto:yyao@sympatico.ca]
> Sent: Thursday, December 13, 2001 6:20 AM
> To: Ahmed Mamoor Amimi; basel@cisco.com
> Cc: ccielab@groupstudy.com
> Subject: Re: console not working
>
>
> Hi Ahmed,
>
> Thanks for your reply. My router still did not come back. Can you be more
> specific about which chip shall be replaced and where I can find those
> chips?
>
> Thanks in advance
>
> Hans-need your help urgently.
>
> ----- Original Message -----
> From: "Ahmed Mamoor Amimi" <mamoor@ieee.org>
> To: "Hans" <yyao@sympatico.ca>; <basel@cisco.com>
> Cc: <ccielab@groupstudy.com>
> Sent: Thursday, September 27, 2001 5:07 PM
> Subject: RE: console not working
>
>
> > Now it my turn to answer...
> >
> > This was the same prob. with my router that the last command that i give
> was
> > write erase and that was the last time i saw data on console. when i
> reboot
> > it, it normally blink every light but dont give anything on console.
this
> > happened to 3 routers of mind. I thougt it will be a software fault. I
> tried
> > everything ...hhmm!! i think there are about 12 to 13 software solutions
> for
> > the console to be corrected. but all failed.
> > One day i was very fadup and open up my router case. in my hands there
was
> > a PROB. (dont ask me wat is a PROB). I investigated every chip on the
> router
> > that are of RS232 and check everyone and came to know that one chip was
> not
> > giving output but taking input. I just de-sold it and replace it with
> other
> > EIA/TIA232 chip.... and do u know what happened my router get alive
again.
> > WOW!!! that was my day.
> > I was totally dishearted from doing my CCIE as 3 routers where dead. Now
i
> > can work on all of the three.
> > The router rearly get dead but console make it dead. Its my advice not
to
> > extend custom made cable from the given size as those EIA/TIA232 chips
are
> > very sensitive. they can't bear load greater then 15V.
> >
> > hope this help!!
> > -Mamoor
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> > Hans
> > Sent: Monday, December 10, 2001 12:26 AM
> > To: basel@cisco.com
> > Cc: ccielab@groupstudy.com
> > Subject: Re: console not working
> >
> >
> > Hi Basel,
> >
> > I will have a try and let you know the result.
> >
> > Thanks,
> >
> > Hans
> > ----- Original Message -----
> > From: "Basel Tashkandi" <basel@cisco.com>
> > To: "Hans" <yyao@sympatico.ca>
> > Cc: <ccielab@groupstudy.com>
> > Sent: Sunday, December 09, 2001 12:43 PM
> > Subject: RE: console not working
> >
> >
> > > Hi Hans,
> > > I think if this is the case we need to do more investigation. try
> > connecting
> > > the 2 routers to a hub and do a debug for all ip packets and see what
> > comes
> > > out. Even better if you have a sniffer capture whats coming out of
that
> > > interface and lets see.
> > >
> > > regards
> > > -----Original Message-----
> > > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> > > Hans
> > > Sent: 09 December 2001 12:23
> > > To: Basel Tashkandi
> > > Cc: ccielab@groupstudy.com
> > > Subject: Re: console not working
> > >
> > >
> > > Hi Basel,
> > >
> > > Thanks for your reply. I think the same as you did at first. However,
> when
> > I
> > > checked problematic router, I found the LED of the ethernet port
> connected
> > > with cable kept flashing, that means the ethernet port is up. I also
> > tried
> > > to connect that ethernet port with my computer NIC, my the LED of my
> > > computer' NIC is also green(up).
> > >
> > > Can you please help me out?
> > >
> > > Thanks,
> > >
> > > Hans
> > >
> > >
> > > ----- Original Message -----
> > > From: "Basel Tashkandi" <basel@tashkandi.com>
> > > To: "Hans" <yyao@sympatico.ca>
> > > Cc: <ccielab@groupstudy.com>
> > > Sent: Sunday, December 09, 2001 3:57 AM
> > > Subject: Re: console not working
> > >
> > >
> > > > Hi Hans,
> > > > The reason for not seeing the router by CDP from the second router
is
> > > > because when you erased the configuration file the router interfaces
> > > > default status is shut down. Hence you don't have configuration file
> to
> > > > change that it will remain on shut status.
> > > >
> > > > regards
> > > > At 21:56 08/12/2001 -0500, Hans wrote:
> > > > >Hi Basel,
> > > > >
> > > > >Thanks for your reply. I also think there must be something wrong
> woth
> > > the
> > > > >console port. However, why I can see this problem router by using
> show
> > > cdp
> > > > >neighbor on other working router? Is it because I reboot the router
> > after
> > > I
> > > > >erase start?
> > > > >
> > > > >Thanks again,
> > > > >
> > > > >Hans
> > > > >
> > > > >----- Original Message -----
> > > > >From: "Basel Tashkandi" <basel@tashkandi.com>
> > > > >To: "Hans" <yyao@sympatico.ca>
> > > > >Cc: <ccielab@groupstudy.com>
> > > > >Sent: Saturday, December 08, 2001 8:41 PM
> > > > >Subject: Re: console not working
> > > > >
> > > > >
> > > > > > Hi Hans
> > > > > > Try this link for several options of AutoInstall
> > > > > >
> > > >
> > >
> >
>
>http://www.cisco.com/univercd/cc/td/doc/product/software/ios120/12cgcr/fun_
> > > c
> > > > >/fcprt1/fccfgtoo.htm#xtocid120104
> > > > > >
> > > > > > I believe your Console port is damaged you might want to check
> with
> > > the
> > > > > > place you bought the router from for support or maintenance
> > > > > >
> > > > > > Thanks
> > > > > > At 18:58 08/12/2001 -0500, Hans wrote:
> > > > > > >All,
> > > > > > >
> > > > > > >Thanks for your reply. I can not access to the router either
> > through
> > > > >console
> > > > > > >or through aux. I have tried to different com speed from 110 to
> > > 115200
> > > > >for
> > > > > > >both console and aux. It did not work. I also have the ethernet
> > port
> > > > > > >connected to another Cisco router, I did show cdp neighbor on
the
> > > other
> > > > > > >router, I can not find the problem router.
> > > > > > >
> > > > > > >Again the syndrome:
> > > > > > >
> > > > > > >The router works fine yesterday. Today, when I have it booted
and
> > > > >telneted
> > > > > > >on it, everything seems to be fine. However when I try to
> > connected
> > > it
> > > > > > >using the console port, nothing shows up on my screen.
Therefore
> I
> > > > >telneted
> > > > > > >onto it again and did erase start and reload, after that, I
lost
> > > > >everthing.
> > > > > > >I tried different berak sequences, none of them is working.
> > > > > > >
> > > > > > >I keep power if off and on and tried the return key, nothing
> shows
> > up
> > > on
> > > > > > >console port. However, everytime I power it up, I can see a "p"
> > using
> > > the
> > > > > > >aux port. I did the same thing to other working router, I saw
an
> > "o"
> > > on
> > > > >the
> > > > > > >aux port.
> > > > > > >
> > > > > > >Hi Basel, can you please let me know how to do auto-install on
> the
> > > > >router?
> > > > > > >It is a Cisco 2507 8M/8M.
> > > > > > >
> > > > > > >Thanks all for your help!
> > > > > > >
> > > > > > >Hans
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >----- Original Message -----
> > > > > > >From: "Basel Tashkandi" <basel@tashkandi.com>
> > > > > > >To: "Phil" <ciscostudent1@yahoo.com.br>
> > > > > > >Cc: "Hans" <yyao@sympatico.ca>; <ccielab@groupstudy.com>
> > > > > > >Sent: Saturday, December 08, 2001 6:20 PM
> > > > > > >Subject: Re: console not working
> > > > > > >
> > > > > > >
> > > > > > > > when you press the return key do you get any kind of
response
> or
> > > > >nothing
> > > > > > >at
> > > > > > > > all.ho
> > > > > > > > If you do then you might want to try changing your com port
> > speed
> > > > > > > >
> > > > > > > > If this doesn't work try the auto-install feature to put
some
> > > > > > >configuration
> > > > > > > > on the router
> > > > > > > >
> > > > > > > > At 18:26 08/12/2001 -0300, Phil wrote:
> > > > > > > > > Hans,
> > > > > > > > >You can try to connect this router to another router via
> > ethernet
> > > or
> > > > > > > > >serial and if the interfaces are not shutdown and cdp is
> > running
> > > > >you'll
> > > > > > >be
> > > > > > > > >able to see the router as a cdp neighbor.
> > > > > > > > >
> > > > > > > > > Hans <yyao@sympatico.ca> escreveu: Hi there,
> > > > > > > > >
> > > > > > > > >My console of Cisco 2507 router is not working(it is
working
> > fine
> > > > > > > > >yesterday). When I power up the router, nothing shows up. I
> > have
> > > > >checked
> > > > > > >the
> > > > > > > > >console cable with other routers, it is working fine. I
> connect
> > > the
> > > > > > >console
> > > > > > > > >cable to the aux port when I power up the router, a "p"
> > displayed
> > > > >then
> > > > > > > > >nothing shows up anymore. When I did the same thing to
other
> > > working
> > > > > > >router,
> > > > > > > > >"o" is displayed and then it enters into prompt mode. There
> is
> > > not ip
> > > > > > > > >address assigned on any of the interfaces, so console/aux
is
> > the
> > > only
> > > > >way
> > > > > > > > >for me to accesss the router.
> > > > > > > > >
> > > > > > > > >Can anyone please help me,
> > > > > > > > >
> > > > > > > > >
> > > > > > > > >
> > > > > > > > >Thanks a million.
> > > > > > > > >
> > > > > > > > >Hans
> > > > > > > > >---------------------------------
> > > > > > > > >Yahoo! GeoCities
> > > > > > > > >Tenha seu lugar na Web. Construa hoje mesmo sua home page
no
> > > Yahoo!
> > > > > > > > >GeoCities. I facil e gratis!
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