/usr/bin/php ./check_network.php -H 192.168.2.211 -V
Array
(
[iso.3.6.1.2.1.31.1.1.1.1.1] => STRING: "lo"
[iso.3.6.1.2.1.31.1.1.1.1.2] => STRING: "enp0s3"
[iso.3.6.1.2.1.31.1.1.1.1.3] => STRING: "enp0s8"
[iso.3.6.1.2.1.31.1.1.1.1.4] => STRING: "enp0s8.111"
)

/usr/bin/php ./check_network.php -H 192.168.2.211 -n 2  -w 80 -c 90
OK - enp0s3 (1000 Mbit/s) - In: 0.09% (113.211 KB/s ) - Out: 0.02% (28.625 KB/s) | IN=0.088%;80.000;90.000;0;100.000 OUT=0.022%;80.000;90.000;0;100.000

/usr/bin/php ./check_network.php -H 192.168.2.211 -i enp0s3 -w 80 -c 90
OK - enp0s3 (1000 Mbit/s) - In: 0.09% (113.211 KB/s ) - Out: 0.02% (28.625 KB/s) | IN=0.088%;80.000;90.000;0;100.000 OUT=0.022%;80.000;90.000;0;100.000

/usr/bin/php  ./check_network.php -H 192.168.2.210 -n 3 -o MB -w 80 -c 90
OK - enp0s31f6 (1000 Mbit/s) - In: 0.039 MB/s - Out: 3.964 MB/s| IN=0.039;100.000;112.500;0;125.000 OUT=3.964;100.000;112.500;0;125.000

/usr/bin/php ./check_network.php -H 192.168.2.210 -n 3 -o MB -w 80 -c 90
WARNING - enp0s31f6 (1000 Mbit/s) - In: 0.736 MB/s - Out: 106.998 MB/s| IN=0.736;100.000;112.500;0;125.000 OUT=106.998;100.000;112.500;0;125.000

/usr/bin/php  ./check_network.php -H 192.168.2.210 -n 3 -o Kb -w 80 -c 90
OK - enp0s31f6 (1000 Mbit/s) - In: 3726.530 Kbit/s - Out: 544517.553 Kbit/s| IN=3726.530Kbit;800000.000;900000.000;0;1000000.000 OUT=544517.553Kbit;800000.000;900000.000;0;1000000.00 

/usr/bin/php ./check_network.php -H 192.168.2.11 -n 7 -s 15 -l LAN
OK - LAN (1000 Mbit/s) - In: 0.00% (2.450 KB/s ) - Out: 0.00% (1.172 KB/s) | IN=0.002%;;;0;100.000 OUT=0.001%;;;0;100.000