Converting crt to PEM
Took two steps: openssl x509 -in input.crt -out input.der -outform DER openssl x509 -in input.der -inform DER -out output.pem -outform PEM
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Hot-Adding SAN lun to Linux (RH with Qlogic drivers)
cat /proc/scsi/qla2xxx/$Z” where Z represents the SCSI interface the Qlogic has taken for itself, you’ll get something like this: <Snip> . . </Snip> SCSI LUN Information: (Id:Lun) * – indicates lun is not registered with the OS. ( 0: 0): Total reqs 63185608, Pending reqs 0, flags 0x2, 0:0:81 00 Assuming you’ve just added the…
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RHEL 4 32bit on Tyan Thunder K8QE
It’s sort of a relationship between myself and this Tyan. Same server, changing demands. This time, we’ve had to install on this server RHEL4 32bit. Net-installing RHEL4 Update 3 was impossible. See here, so we’ve installed it from CDs (didn’t have PCI-X network card handy). When booting the server, it showed us only a single…
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Update – Netboot on RHEL x86 (32bit) with Broadcom (tg3) – no network
In my post just below, I have defined a set of tests to verify the possible cause of the tg3 problem. It had nothing to do with autoneg, and was fixed in RHEL 4 Update 4. That 32bit installer works correctly. One last thing to test – rebuild the installer initrd, and replace tg3 module…
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Troubleshooting weird networking problem
Problem as follows: A Linux server is connected to a 1Gb/s LAN using 1Gb/s interface. I was told that SSH to the machine fails with “socket error” when done from Windows/Putty. One of the tests was done using Linux/ssh client, and it went fine. A switch was replaced, and other methods of detection showed weird…
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Small but annoying – no XVideo for movies
It means I cannot resize video. Using the x11 generic driver does not allow resize. I’ve searched for a solution just now, and got to this web page. After some tweeks with my own config file (to remind you, it was built using ATI’s tools), I’ve got it to work correctly. Here’s the updated config…