Port speed and duplex ok on that port?

Terri Kelley
Network Engineer
Farm to Market Broadband



On Dec 14, 2014, at 7:48 AM, Mike Hammett wrote:

> Has anyone else seen something similar? 
> 
> I had an RB1200 in this location. My upstream changed from port 2 to port 3. 
> My downstream stayed on port 1. Downstream traffic through the device was 
> horrible, limited to single digit megs. Upstream traffic through the device 
> was fine, limited by wireless conditions (about 60 megs). I could do 
> simultaneous TCP BTests, one from an upstream router to this router and one 
> from this router to a downstream router. Both tests ran simultaneously would 
> use the full capacity of the pipe available (90 megs from the upstream and 60 
> megs to the downstream). The wireless conditions were obviously adequate as 
> simultaneous TCP tests maximized throughput. The difference being these tests 
> were ran to\from the device instead of through the device. Let's try moving 
> the cable and IP addresses to port 2. Everything works fine. 
> 
> I was on 5.26. I upgraded to 6.19 and then 6.23, making sure to upgrade the 
> firmware each time. No improvement. Let's move the cable and IPs back to port 
> 2. Everything works fine. 
> 
> Okay, I port 3 must be bad, let's swap this out with a new RB1100AHx2 that I 
> have so that I don't have any future port failures. The new RB1100AHx2 does 
> the same thing in the same situation. 
> 
> 
> 
> 
> ----- 
> Mike Hammett 
> Intelligent Computing Solutions 
> http://www.ics-il.com 
> 
> 
> 
> 
> -------------- next part --------------
> An HTML attachment was scrubbed...
> URL: 
> <http://mail.butchevans.com/pipermail/mikrotik/attachments/20141214/0060e197/attachment.html>
> _______________________________________________
> Mikrotik mailing list
> [email protected]
> http://mail.butchevans.com/mailman/listinfo/mikrotik
> 
> Visit http://blog.butchevans.com/ for tutorials related to Mikrotik RouterOS

-------------- next part --------------
An HTML attachment was scrubbed...
URL: 
<http://mail.butchevans.com/pipermail/mikrotik/attachments/20141215/a6c98ed2/attachment.html>
_______________________________________________
Mikrotik mailing list
[email protected]
http://mail.butchevans.com/mailman/listinfo/mikrotik

Visit http://blog.butchevans.com/ for tutorials related to Mikrotik RouterOS

Reply via email to