From the monthly archives:
Q. Solaris and FreeBSD both provide the truss command to monitor and debug system calls. I’m unable to find this command or package. How can I install truss under Linux?
A. truss is a debugging utility in Solaris and FreeBSD to monitor the system calls used. It is used to trace call and useful debugging [...]
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Jumbo frames are Ethernet frames with more than 1500 bytes of payload MTU. Does Linux support jumbo frames? If so how do I set frames to 9000 bytes?
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Q. I’ve HP Laptop installed with CentOS 5 workstation operating system. How can I configure Linux dhclient command to continuously requests an IP lease until one is granted by DHCP Server / Router?
A. You need to set the PERSISTENT_DHCLIENT option by editing Ethernet configuration file. This option is turned off by default.
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Q. Can you explain the tr command and how to use it under Linux / UNIX like oses?
A. The tr utility copies the given input to produced the output with substitution or deletion of selected characters. tr abbreviated as translate or transliterate. It takes as parameters two sets of characters, and replaces occurrences of the [...]
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I’ve installed X11 under FreeBSD operating systems using ports and rebooted the computer and I’m getting the following error:
acd0: FAILURE – unknown CMD (0×03) ILLEGAL REQUEST ASC=0×20 ascq = 0×00
How do I fix this problem?
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Q. We have central AMANDA backup server configured for tape backup. How do I add new client to AMANDA server? How do I configure CentOS Linux as an AMANDA backup client?
A.The Amanda-client package should be installed on any machine that will be backed up by AMANDA (including the server if it also needs to be [...]
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Q. I’m using CentOS Linux and I’d like to create bootable Linux CD for the same. How do I create an installation boot disk?
A. You need to find images/ directory located on CentOS / Fedora / RHEL or any other Linux distribution. This directory contains image files that can be used to create media [...]
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