Articles in the misc category

  1. forwarding unix domain sockets with ssh and socat

    i suspect a lot of people are used to forwarding TCP sockets with SSH -- for example, to connect locally to a mysql daemon that runs only on the loopback interface of a remote machine (this is debian's default mysql-server configuration):

    ssh -N -T -oExitOnForwardFailure=yes -L 3306:localhost:3306 remoteuser …
  2. registrars and AAAA glue records

    i've been on an IPv6 kick recently, getting dual-stack systems up and working for a bunch of folks.

    I'd like to make some of these services reachable by IPv6-only clients. this suggests that i need a range of details sorted out, but i think the one piece left for me …

  3. You should be using ssh-agent

    If you're not using ssh-agent to authenticate yourself to SSH servers, you should be. (i'm assuming you're already using PubkeyAuthentication; if you're still using PasswordAuthentication, ChallengeResponseAuthentication or KbdInteractiveAuthentication, fix that please).

    You should use ssh-agent for a number of reasons, actually, but the simplest is this: when you authenticate to …

  4. hotmail thinks powerpc means mobile

    Apparently, live.com thinks that any browser coming from a ppc architecture is a mobile device. This sucks for the users of the hundreds of thousands of powerpc desktops still in service.

    I don't use hotmail myself, but i do support people who use it. I set one of my …

  5. Talks and tracks at debconf 10

    I'm helping out on the talks committee for debconf 10 this summer in NYC (so yes, i'm going to be here for it, even though i don't have that little badge thingy). This is a call for interested folks to let us know what you want to see at debconf …

  6. Avoiding erroneous OpenPGP certifications

    i'm aware that people don't always take proper measures during mass OpenPGP keysignings. Apparently, some keys even get signed with no one at the keysigning present speaking for that key (for example, if the key was submitted to the keysigning via online mechanisms beforehand, but the keyholder failed to show …

  7. TCP weirdness, IMAP, wireshark, and perdition

    This is the story of a weirdly unfriendly/non-compliant IMAP server, and some nice interactions that arose from a debugging session around it.

    Over the holidays, i got to do some computer/network debugging for friends and family. One old friend (I'll call him “Fred”) had a series of problems …

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