Re: serial console com1 to com1 == login race condition?

2002-08-09 Thread Dan Langille
On 9 Aug 2002 at 13:14, Brandon D. Valentine wrote: > My > question to Dan is, is there a reason you can't have two null modem > cables strung between these machines? No, not AFAIK. I am guessing that both boxes have two com ports. I posted my original question because my contact at the coloc

Re: serial console com1 to com1 == login race condition?

2002-08-09 Thread Terry Lambert
Aled Morris wrote: > On Fri, 9 Aug 2002, Terry Lambert wrote: > >My money is on the hacked CR-greedy getty, though... > > Why not bring up ppp or slip on the line permanently 10.0.0.1 -> 10.0.0.2 > > Maybe you could bind a standalone telnetd to that IP only? The purpose is to handle things that

Re: serial console com1 to com1 == login race condition?

2002-08-09 Thread Julian Elischer
On Fri, 9 Aug 2002, Dan Langille wrote: > I have two remote boxes. My colocation hosts have strung a crossover > serial cable from com1 to com1 on these boxes. The idea is that if I > paint myself into a corner on one box, I can get access to it from > the other box via the serial cable. >

Re: serial console com1 to com1 == login race condition?

2002-08-09 Thread Brandon D. Valentine
On Fri, 9 Aug 2002, Aled Morris wrote: > On Fri, 9 Aug 2002, Terry Lambert wrote: > > >My money is on the hacked CR-greedy getty, though... > > Why not bring up ppp or slip on the line permanently 10.0.0.1 -> 10.0.0.2 > > Maybe you could bind a standalone telnetd to that IP only? The point is to

Re: serial console com1 to com1 == login race condition?

2002-08-09 Thread Wilko Bulte
On Fri, Aug 09, 2002 at 07:06:34PM +0100, Aled Morris wrote: > On Fri, 9 Aug 2002, Terry Lambert wrote: > > >My money is on the hacked CR-greedy getty, though... > > Why not bring up ppp or slip on the line permanently 10.0.0.1 -> 10.0.0.2 Serial consoles don't talk ppp.. -- | / o / /_ _

Re: serial console com1 to com1 == login race condition?

2002-08-09 Thread Aled Morris
On Fri, 9 Aug 2002, Terry Lambert wrote: >My money is on the hacked CR-greedy getty, though... Why not bring up ppp or slip on the line permanently 10.0.0.1 -> 10.0.0.2 Maybe you could bind a standalone telnetd to that IP only? Aled -- Cheap server colo in Telehouse London - http://www.qix.co

Re: serial console com1 to com1 == login race condition?

2002-08-09 Thread Terry Lambert
Fricking glide-pad... Terry Lambert wrote: > One incredibly As I was saying... one incredibly ugly hack I've seen used is to set the baud rate widely different between the ports, and then use explicit breaks to synchronize them so you can login. This relys on the UARTs not making the noise at o

Re: serial console com1 to com1 == login race condition?

2002-08-09 Thread Terry Lambert
Dan Langille wrote: > I have two remote boxes. My colocation hosts have strung a crossover > serial cable from com1 to com1 on these boxes. The idea is that if I > paint myself into a corner on one box, I can get access to it from > the other box via the serial cable. > > But... > > I will nee

Re: serial console com1 to com1 == login race condition?

2002-08-09 Thread Dan Langille
On 9 Aug 2002 at 12:27, James Housley wrote: > Dan Langille wrote: > > I have two remote boxes. My colocation hosts have strung a crossover > > serial cable from com1 to com1 on these boxes. The idea is that if I > > paint myself into a corner on one box, I can get access to it from > > the

Re: serial console com1 to com1 == login race condition?

2002-08-09 Thread James Housley
Dan Langille wrote: > I have two remote boxes. My colocation hosts have strung a crossover > serial cable from com1 to com1 on these boxes. The idea is that if I > paint myself into a corner on one box, I can get access to it from > the other box via the serial cable. > > But... > > I will

serial console com1 to com1 == login race condition?

2002-08-09 Thread Dan Langille
I have two remote boxes. My colocation hosts have strung a crossover serial cable from com1 to com1 on these boxes. The idea is that if I paint myself into a corner on one box, I can get access to it from the other box via the serial cable. But... I will need to set up serial consoles on ea