HTH0021 - Your DNS Is Showing

DNS CVE, how to avoid being a jerk of a sysadmin, anecdotes of PowerShell in Teams and Exchange, HP ProCurve nostalgia, and other random topics.

Extended show notes available at https://hthpc.com

Boot up (Random Topics)

    Teams notifications don’t adhere to Focus Assist

    Your DNS is showing, patch now

    Can be easily mitigated until patches can be applied. - PowerShell

    "The workaround is compatible with the security update. However, the registry modification will no longer be needed after the update is applied. Best practices dictate that registry modifications be removed when they are no longer needed to prevent potential future impact that could result from running a nonstandard configuration."

    Modern Auth and Unattended Scripts in Exchange Online PowerShell V2

    Dark Web Creds - Enable MFA

    The big Twitter breach of July 2020

    Outlook Outage

    Microsoft 365 Click-to-Run Current Channel – dating back to June 30’s Version 2006 Build 13001.2026

    Patch Management Mailing List

    CORRECTION: The mailing list is presently a Google Group

    Office 2013 Support EOL for M365

    Office Configuration Support Matrix

Don't be "that" Sysadmin

    Cool your jets at work

    Steve's patented "five minute reply rule"

        Inbox rules delaying sent messages

        In Outlook: "Apply this rule after I send the message: Defer delivery by 2 minutes"

        Wait before replying to IMs..you'll be amazed at how people solve their own problems

    Grammar and spelling is important. Do not skimp on this.

    Don't be a Dingus - DBaD

    Be objective

    Misc tips

Tiff breaks PowerShell

    Installing the Teams Preview Module…

    If the older version is installed, you may not be able to run any Teams CMDlet

“Unplanned Outage” (Sponsor section - "Hope this Helps is helped by…")

    Teams Smells - Smell your coworkers remotely

Off Topic

    People claiming to invent things

    People who ACTUALLY invent things

    A brief tangent about FIRST Robotics

USELESS OBSOLETE KNOWLEDGE YOU DIDN'T ASK FOR

    HP Procurve Switches - 2824 and 5406zl

    Lifetime warranties

    Random quirks - core switch needs reset after a while for random reasons

    2824 Web UI is Java only (with certain security settings disabled), password limit for 2824s is 15 characters max

    show tech all will output a ton of configuration information for HPE support.

    Connect via PuTTY with logging enabled to save it to a file.

    HP ProCurve is now known as HP Networking.

That Is Accurate

    PowerShell's original name was Monad. Exchange 2007 was one of the first products to really take advantage of it.

Ask the Stiffs: Question of the Week

    Do you listen to music while working? With lyrics or without?