5
votes
4answers
12k views

Pseudo-terminal will not be allocated because stdin is not a terminal

I'm trying to set up automatic SSH hopping through a server which doesn't have nc. This works from the command line: ssh -A gateway ssh steve@target (I have added my public key to the SSH agent). ...
2
votes
1answer
559 views

Re-ordering serial ports on a multiport card

I have a Red Hat Enterprise 6.2 machine with two on-board serial ports and a PCIe card with 8 additional serial ports (16C950 UARTs, 16C550 compliant). I've added the kernel option 8250.nr_uarts=10 so ...
3
votes
2answers
5k views

Run getty on a serial port on startup on RHEL

I want to put a getty on ttyS2 on a RHEL 6.1 box so I can use IPMI's serial-over-ethernet functionality to log in to a machine when SSH isn't working. In the past (on Ubuntu?), I used to add a line ...