What SSL protocols is a site using.
Wondering what SSL encryption and protocols a site is using. Cipherscan is free and work well. You can find it here: Cipherscan
What SSL protocols is a site using. Read More »
FreeBSD
Port or Package Installation Date
There are a number of times that I need to find out when a port or package was last upgraded or installed. This comes in very handy every time I
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Upgrading all ports via portupgrade.
portupgradeis a tool that allows you to upgrade ports on your FreeBSD system. It has its faults, and it doesn’t always work (see below), but its about as close as
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Samba Errors and ZFS
I have been working on cleaning up a lot of errors that I am seeing on my samba install. It appears that ZFS needs all the extended ACL support installed
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FreeBSD ZFS mirror/raidz
This how-to documents how to setup ZFS and install FreeBSD 9.1 into it. ZFS is a great modern file system (invented by SUN Microsystems) to use under FreeBSD. It is
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ICMP Limits in FreeBSD
FreeBSD limits ICMP and UDP packets that come in on an interface in order to avoid a number of DoS attacks. The Default limits are good for 100Mb/s links but
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Working with the Postfix Queue
Postfix has a great array of tools to check and manipulate the mail queues. The postfix queues can get email stuck or backed up in them. This can happen for
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Encrypted Backup and Restore
I currently backup my FreeBSD servers using tar. Tar works very well for backups but does not have encryption capabilities built into the client. I now have a need to make sure that
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Screen Status Line
Screen is a great program for running multiple virtual terminals from the command line. It also gives you the ability to start a process, disconnect, and then come back to it
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FreeBSD as an iSCSI SAN
ISCSI SAN’s are on the rise and a number of data centers are installing them. The cost for a good iSCSI SAN is not expensive in comparison to a fiber
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