<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Sun, May 11, 2014 at 4:04 AM, Tim Warnock <span dir="ltr"><<a href="mailto:timoid@timoid.org" target="_blank">timoid@timoid.org</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="">Way back in the day(tm) some very popular Cisco devices were incapable of auto-negotiation.<br></div></blockquote>
<div><br></div><div>Where "the day" was about the mid 1990's. Last I looked, it was the mid 2010's. Unfortunately this whole issue has had a far longer memory than it should ever have had.</div><div><br>
</div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class=""></div>
Other reasons I've seen were that a lot of older carrier switches were incapable of policing ingress and egress and so the easiest way was to change the port speed.<br></blockquote><div><br></div><div>Any worthwhile kit will allow you to independently control autoneg for speed and autoneg for duplex. Forcing a speed is generally not a problem, it's only forcing duplex that causes any problems.</div>
<div><br></div><div>Of course, the better way to do this is to play with the capabilities rather than the actual speed (so one end only announces 10Mbps, even if it supports 100Mbps, etc), but not all hardware allows that.</div>
<div><br></div><div> Scott</div><div><br></div></div></div></div>