Re: cascade reverse telnet?

From: Chad J. Marsh (chad@xxxxxx)
Date: Thu Mar 23 2000 - 20:38:07 GMT-3


   
Whoops, forgot to add the 'X', at the end of all those 6's mentioned
below.

"Chad J. Marsh" wrote:
>
> I have messed with this a bunch when I was bored, cascading through five
> or six routers. You can get back from the sixth router to any other
> router in the chain, without having to change the escape sequences on
> any of the routers. Although it can be tedious if you're out that far...
>
> Ctrl+shft 6 will take you all the way back to the terminal server, as
> will any odd combination of 6's while holding down Ctrl+shft.
> ie: Ctrl+shft 666 ,or Ctrl+shft 66666, or Ctrl+shft 6666666, etc. etc.
>
> The even combinations will take you to intermediate routers along the
> cascade:
> Ctrl+shft 66 (or 666666 I think) will take you to Trm_Srv +1 router
> Ctrl+shft 6666 (or 6666666666) will take you to Trm_srv +2 routers
> Ctrl+shft 66666666 will take you to Trm_srv +3 routers, etc.
>
> It is a strange kind of pattern, and I may not have it listed correctly
> (It's been a while) but it does work, and is easier if you are only
> cascaded out 3 or less hops.
>
> Chad Marsh
> CCIE# 5185
>
> Alejando Cadarso Cerdeiriņa wrote:
> >
> > Hi Derek
> >
> > I've tried and it's working you only need to change the escape sequence in
your vty lines, besides you have an
> > ASCII Character Set in the documentation CD:
> >
> > http://127.0.0.1:8080/cc/td/doc/product/software/ios120/12cgcr/fun_r/frprt4
/frascii.htm
> >
> > as an example for changing to ctrl+shift+p
> >
> > line vty 0 4
> > password cisco
> > login
> > escape-character 16 (-----> which is p)
> >
> > Hope this helps,
> >
> > Alejandro
> >
> > "Derek Small (Fuse)" wrote:
> >
> > > Does anyone have any experience getting this to work. I've tried several
> > > alternate escape sequences and nothing seems to work.
> > >
> > > I used a sniffer to identify a few alternate escape sequences that Window
s
> > > Telnet client sends out by default. Then converted them from HEX and tri
ed
> > > them on the reverse telnet port (AUX 0), but could not break out of the
> > > second routers's console port.
> > >
> > > Thank You
> > >
> > > Derek Small
> > > dwsmall@fatkid.com
> > >
> > > ----- Original Message -----
> > > From: Derek A. Buelna <dameon@aracnet.com>
> > > To: 'Michael Law' <htluo@cisco.com>; CCIE Lab <ccielab@groupstudy.com>
> > > Cc: <dameon@aracnet.com>
> > > Sent: Wednesday, February 23, 2000 8:53 PM
> > > Subject: RE: casscade reverse telnet?
> > >
> > > Hi,
> > >
> > > Use different escape sequences on the different routers.
> > > The command is escape-character. Use it on lines.
> > >
> > > -Derek
> > >
> > > -----Original Message-----
> > > From: Michael Law [SMTP:htluo@cisco.com]
> > > Sent: Wednesday, February 23, 2000 5:05 PM
> > > To: CCIE Lab
> > > Subject: casscade reverse telnet?
> > >
> > > << File: ATT00000.htm >> I telnet from R1's AUX port to R2's CON port, a
nd
> > > then telnet from R2's AUX port to R3's CON port.
> > > Now, I press CTRL-SHIFT-6, I go back to R1.
> > > Is there any way I can get back from R3 to R2, not the R1?
> > >
> > > Michael
> > >



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