About Toddb

Toddb · 02-22-2024

HiNewbi here so please be nice.I'm using a Cisco 3132 switch. I have 2 40 gb connections but only getting 1 gb transfer ratesAccording to linux networking app it shows 40000 mb/s connection.According to Cisco 3132 it also shows the 2 ports at 40 gb...

Toddb · 02-27-2024

they were rebooted. No ups this time battery had failed. No changes were made. Odd that problem corrected itself.I did enable jumbo frames after the test just because I could.

Toddb · 02-26-2024

well this is bizarre, after an extended power outage and eventual reboot i'm seeing much better transfer rates:[ID] Interval Transfer Bitrate Retr[ 5] 0.00-30.00 sec 16.4 GBytes 4.69 Gbits/sec 0 sender[ 5] 0.00-30.04 sec 16.4 GBytes 4.68 Gbits/sec r...

Toddb · 02-25-2024

Any ideas on how to test each connection? does the cisco 3132 have any built in diagnostics?

Toddb · 02-25-2024

on the z840 machine i'm running iperf -son the z640 i'm running iperf3 -c 192.168.12.2 -P4 -t 30 a summary reports this: [ ID] Interval Transfer Bitrate Retr[ 5] 0.00-30.00 sec 669 MBytes 187 Mbits/sec 295 sender[ 5] 0.00-30.08 sec 668 MBytes 18...

Toddb · 02-24-2024

iperf3 might have shed light on the issue. I noticed a column labeled retr. Not knowing what it meant I did a lookup on it and it a retry counter and I am seeing a large number of these. Haven't found any posts yet on what causes this nor how to ...

Member Since	‎01-19-2024 10:44 AM
Date Last Visited	‎02-23-2024 12:04 AM
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1 gb data rates across a 40 gb connection WHY?

Re: 1 gb data rates across a 40 gb connection WHY?

Re: 1 gb data rates across a 40 gb connection WHY?

Re: 1 gb data rates across a 40 gb connection WHY?

Re: 1 gb data rates across a 40 gb connection WHY?

Re: 1 gb data rates across a 40 gb connection WHY?