microsoft/ethr

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Ethr is a Comprehensive Network Measurement Tool for TCP, UDP & ICMP.

Stars: 5.9k
Forks: 406
Open beginner issues: 0
Indexed issues: 42

Dominant language: Go
License: MIT
Last GitHub push: Dec 10, 2025
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted good first issue
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

Open All

42 open issues indexed

Publish on WinGet Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

microsoft/ethr#186 · 1 comment · Opened Jul 28, 2025
how to test broadcast bandwidth Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/ethr#182 · Opened Jun 19, 2024
2 Docker build issues with easy fix Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

microsoft/ethr#180 · 3 comments · Opened Feb 21, 2023
Server ip parameter does not accept IPv6 addresses, but says it should: Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

microsoft/ethr#178 · 1 comment · 1 reaction · Opened Nov 2, 2022
Support for request/response (with TCP connection remaining open) Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/ethr#175 · Opened Jul 14, 2022
Issue for ethr latency test of AWS EC2 in two different regions Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/ethr#173 · Opened May 19, 2022
Bandwidth measurements are not accurate Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/ethr#171 · 4 comments · Opened Feb 10, 2022
What is the bandwidth measurement scheme used by Ethr？ Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

microsoft/ethr#170 · Opened Dec 20, 2021
ETHR does not work on Alphine Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/ethr#169 · 1 comment · Opened Dec 18, 2021
client paramet "-T" cannot work Open

Difficulty 3/5 1-2 days Newbie friendliness 20/100

microsoft/ethr#168 · 1 comment · Opened Nov 29, 2021
Ethr Tool does not work on RHEL Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/ethr#167 · 1 comment · Opened Nov 10, 2021
No way to specifcy an interface as per -B in iperf Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/ethr#166 · Opened Nov 2, 2021
Apple's new network responsiveness test Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/ethr#165 · Opened Nov 1, 2021
rrul style test Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/ethr#164 · Opened Nov 1, 2021
TCP Buffer Size inconsistencies Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/ethr#163 · 2 reactions · Opened Oct 12, 2021
http/https protocol is unavailable in 1.0.0 Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

microsoft/ethr#161 · 3 comments · 1 reaction · Opened Oct 5, 2021
Win10 to Win10 on local LAN always immediately finishes despite duration Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

microsoft/ethr#159 · Opened Aug 5, 2021
IP ToS option is not working Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

microsoft/ethr#158 · Opened Jun 25, 2021
UDP MTU Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

microsoft/ethr#155 · Opened May 14, 2021
Can not build from source Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

microsoft/ethr#154 · Opened May 13, 2021
SCTP Support Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

microsoft/ethr#153 · Opened Apr 30, 2021
path MTU Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

microsoft/ethr#152 · 1 comment · Opened Apr 30, 2021
For - C connections/s mode, how to select the range of client source port? Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

microsoft/ethr#149 · Opened Apr 13, 2021
go get wrong module path in README.md Open

Difficulty 1/5 Under an hour Newbie friendliness 50/100

microsoft/ethr#147 · 1 comment · Opened Mar 31, 2021
How to use ethr under Proxy environment. Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

microsoft/ethr#145 · Opened Mar 12, 2021
The server side UI shows incorrect Bits/s counts Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

microsoft/ethr#144 · 1 comment · Opened Jan 21, 2021
Update nuget package? Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

microsoft/ethr#143 · Opened Dec 17, 2020
Feature request: fix build on FreeBSD Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/ethr#142 · Opened Dec 5, 2020
Long-Running Test to Gather Statistics Throughout a Whole Day Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/ethr#140 · 1 comment · Opened Dec 4, 2020
Feature Request: Add worst latency display when doing latency test Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

microsoft/ethr#119 · Opened Aug 24, 2020
Feature Request: Support calling ethr as a library Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/ethr#118 · 1 comment · Opened Aug 13, 2020
localhost latency tests work, over network they do not... Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

microsoft/ethr#117 · 8 comments · Opened Aug 10, 2020
Quality of Service (QOS) support Open

enhancement help wanted

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/ethr#98 · 3 comments · Opened Sep 20, 2019
Final summary on server and client sides Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

microsoft/ethr#74 · 1 comment · 2 reactions · Opened Jan 24, 2019
TCP statistics (segment retransmit) is not working - open /proc/net/snmp: no such file or directory Open

help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/ethr#60 · 4 comments · Opened Dec 31, 2018
Package for Debian/Ubuntu Open

help wanted

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/ethr#59 · 2 reactions · Opened Dec 28, 2018
Add support for HTTP latency testing Open

good first issue

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/ethr#58 · Opened Dec 28, 2018
Support for HTTP requests/s Open

good first issue help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/ethr#57 · 7 comments · Opened Dec 28, 2018
Add UDP based latency testing. Open

good first issue

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/ethr#21 · 5 comments · 5 reactions · Opened Dec 7, 2018
Export metrics Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/ethr#13 · 11 comments · Opened Dec 6, 2018
Suggestion about using cobra cli Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/ethr#9 · 1 comment · 11 reactions · Opened Dec 5, 2018
How to test the performance of a custom TCP Protocol Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

microsoft/ethr#7 · 1 comment · Opened Dec 4, 2018

microsoft/ethr

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