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read the transcript!
tc
is for “traffic control”
humanoid traffic light, hand raised as if directing traffic: packets! stop/slow down/go the other way!
make your internet slow
$ sudo tc qdisc add dev
wlp3s0 root netem
delay 500ms
(delay packets by 500 ms)
and fast again
$ sudo tc qdisc del dev
wlp3s0 root netem
netem rules
netem (“network emulator”) is a part of tc that lets you:
- drop
- duplicate
- delay
- corrupt
packets. See the man page:
$ man netem
make your brother’s internet slow
Have a Linux router? You can configure tc on it to make your brother’s internet slower than yours.
google: “tc QoS” for a start.
show current tc settings
$ tc qdisc show
$ tc class show dev DEV
$ tc filter show dev DEV
panel 6
smiling stick figure with short curly hair: tc can do 10 million more things! this is just the beginning!