Oh, believe me, you're not alone. We have actually a cable guy with a piece of paper on the wall behind picturing a road sign - crossed red circle with the word "auto" inside.
On Thu, Aug 19, 2010 at 6:52 PM, John Neiberger <jneiber...@gmail.com> wrote: > On Thu, Aug 19, 2010 at 10:07 AM, Adam Armstrong <li...@memetic.org> wrote: >> On 17/08/2010 23:50, Justin M. Streiner wrote: >>> >>> On Tue, 17 Aug 2010, Alessandro Braga wrote: >>> >>>> Verify duplex and speed configurations on interface, the rule is: >>>> autoXauto, forcedXforced. If problem not solve, disable cdp. >>> >>> Also, while auto speed/duplex negotiation is fine for user >>> workstation/PC ports in most cases, I recommend against using it on your >>> network infrastructure if you can help it. >> >> This is horribly terrible advice. >> >> Autonegotiation should always be used as default, nailing should be the fix >> for when things don't work, and where very old devices don't do autoneg >> properly. >> >> Note that for gigabit, autonegotiation is MANDATORY. >> >> adam. > > Adam, you are my new best friend. I've been saying this for the past > few years and people still think I'm crazy. I flat out refuse to > manually configure speed and duplex for someone unless it is > demonstrated (or I can verify) that a duplex mismatch is actually > happening or there is some other extenuating circumstance that > requires it. > _______________________________________________ > cisco-nsp mailing list cisco-...@puck.nether.net > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > _______________________________________________ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/