mtr
April 25, 2017
🔗mtr to create a text file report
$ sudo mtr --report --report-cycles 10 immortal.run > /tmp/immortal-mtr.txt
Example of output:
Start: Tue Apr 25 17:58:11 2017
HOST: M20160001.local Loss% Snt Last Avg Best Wrst StDev
1.|-- 10.19.15.254 0.0% 10 41.7 41.2 25.1 81.6 16.8
2.|-- 10.19.0.1 0.0% 10 0.5 0.5 0.4 0.6 0.0
3.|-- 23.189.27.97 0.0% 10 1.2 8.5 1.0 74.4 23.2
4.|-- 89.27.149.117 80.0% 10 1.3 18.4 1.3 35.4 24.1
5.|-- 62.214.33.237 0.0% 10 7.0 2.3 1.1 7.0 2.2
6.|-- 62.214.37.118 0.0% 10 5.1 3.5 1.5 12.8 3.6
7.|-- cloudflare.bcix.de 0.0% 10 1.8 2.5 1.6 8.4 2.0
8.|-- 104.18.53.220 0.0% 10 1.9 2.1 1.6 3.6 0.3
mtr on specific port:
mtr -w -c 100 -b -T -P 587 smtp.server.tld > smtp-mtr.txt
The -w -c 100 -b -T
runs a verbose report 100x, logging both IPs & Hostnames,
for a good dataset. This also runs the queries through TCP, to avoid ICMP
de-prioritization.