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User: jobius

jobius's activity in the archive.

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Comments · 3

  1. Re:"very low pings" on Two-Way Satellite Internet Is Here! · · Score: 1

    Van Jacobson's sliding window algorithm helps here. The sender can transmit multiple packets before receiving the ACK. See RFC 2581 for details on how this is implemented in TCP.

  2. They're not reading your spam mail on Who Reads Your @nospam Mail? · · Score: 1
    The guys at nospam.com aren't reading your spam mail, they're bouncing it:

    nospam.com preference = 5, mail exchanger = mail.nospam.com
    nospam.com nameserver = ns1.anything.com


    [jobius@server ~]$ telnet mail.nospam.com 25
    Trying 207.70.7.172...
    Connected to mail.nospam.com.
    Escape character is '^]'.
    220 slant.anything.com ESMTP
    mail from: nobody@nowhere.invalid
    501 nobody@nowhere.invalid... Sender domain must exist
    Damn, I guess I'd better use a real address...
    mail from: cmdrtaco@slashdot.org
    250 cmdrtaco@slashdot.org... Sender ok
    rcpt to: joe@nospam.com
    550 joe@nospam.com... User unknown
    rcpt to: bob@nospam.com
    550 bob@nospam.com... User unknown
    rcpt to: somebody@nospam.com
    550 somebody@nospam.com... User unknown
    rcpt to: postmaster@nospam.com
    250 postmaster@nospam.com... Recipient ok
    At least that one works.
    quit
    221 slant.anything.com closing connection
    Connection closed by foreign host.

  3. Re:Forget Linux on Linux on Jeopardy · · Score: 1

    # is either "hash" or "pound.

    But at the beginning of a script, #! is always pronounced "shebang".