extension_d_un_reseaux_sans-fil
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extension_d_un_reseaux_sans-fil [2015/07/26 01:49] – [4- Limitation du débit] samer | extension_d_un_reseaux_sans-fil [2015/07/26 02:01] – [4- Limitation du débit] samer | ||
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Afin de préserver la bande passante du réseau, il est possible de limiter le débit du trafic vers ou depuis les machines associées au point d' | Afin de préserver la bande passante du réseau, il est possible de limiter le débit du trafic vers ou depuis les machines associées au point d' | ||
- | Commençons par mesurer le débit du réseau avec l' | + | Commençons par mesurer le débit du réseau avec l' |
+ | |||
+ | < | ||
+ | PC-test-guest-network$ iperf3 -c iperf.testdebit.info | ||
+ | Connecting to host iperf.testdebit.info, | ||
+ | [ 6] local 192.168.66.156 port 58318 connected to 89.84.127.54 port 5201 | ||
+ | [ ID] Interval | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | - - - - - - - - - - - - - - - - - - - - - - - - - | ||
+ | [ ID] Interval | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | |||
+ | iperf Done. | ||
+ | |||
+ | PC-test-guest-network$ iperf3 -Rc iperf.testdebit.info | ||
+ | Connecting to host iperf.testdebit.info, | ||
+ | Reverse mode, remote host iperf.testdebit.info is sending | ||
+ | [ 6] local 192.168.66.156 port 58324 connected to 89.84.127.54 port 5201 | ||
+ | [ ID] Interval | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | - - - - - - - - - - - - - - - - - - - - - - - - - | ||
+ | [ ID] Interval | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | |||
+ | iperf Done. | ||
+ | </ | ||
+ | |||
+ | Nous choisissons de limiter le débit montant à 200 Kbits/sec et descendant à 2 Mbits/sec. | ||
+ | |||
+ | < | ||
+ | opkg update | ||
+ | $ opkg install tc iptables-mod-ipopt | ||
+ | $ opkg kmod-sched | ||
+ | insmod sch_tbf | ||
+ | </ | ||
+ | |||
+ | < | ||
+ | root@OpenWrt: | ||
+ | </ | ||
+ | |||
+ | < | ||
+ | root@OpenWrt: | ||
+ | </ | ||
+ | |||
+ | < | ||
+ | simurgh: | ||
+ | Connecting to host iperf.testdebit.info, | ||
+ | [ 6] local 192.168.66.156 port 58340 connected to 89.84.127.54 port 5201 | ||
+ | [ ID] Interval | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | - - - - - - - - - - - - - - - - - - - - - - - - - | ||
+ | [ ID] Interval | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | |||
+ | iperf Done. | ||
+ | simurgh: | ||
+ | Connecting to host iperf.testdebit.info, | ||
+ | Reverse mode, remote host iperf.testdebit.info is sending | ||
+ | [ 6] local 192.168.66.156 port 58348 connected to 89.84.127.54 port 5201 | ||
+ | [ ID] Interval | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | - - - - - - - - - - - - - - - - - - - - - - - - - | ||
+ | [ ID] Interval | ||
+ | [ 6] | ||
+ | [ 6] | ||
+ | |||
+ | iperf Done. | ||
+ | |||
+ | </ | ||
< | < | ||
root@OpenWrt: | root@OpenWrt: | ||
Line 111: | Line 219: | ||
collisions: | collisions: | ||
RX bytes: | RX bytes: | ||
- | </ | ||
- | < | ||
- | root@OpenWrt: | ||
</ | </ | ||
+ | |||
< | < | ||
- | root@OpenWrt: | + | root@OpenWrt: |
+ | qdisc tbf 8004: root refcnt 2 rate 2000Kbit burst 10Kb peakrate 4000Kbit minburst 1540b lat 50.0ms | ||
+ | Sent 10180 bytes 35 pkt (dropped 0, overlimits 9 requeues 0) | ||
+ | | ||
+ | root@OpenWrt: | ||
+ | qdisc tbf 8003: root refcnt 5 rate 200000bit | ||
+ | Sent 3682 bytes 28 pkt (dropped 0, overlimits 0 requeues 0) | ||
+ | | ||
</ | </ | ||
extension_d_un_reseaux_sans-fil.txt · Last modified: 2015/07/27 14:17 by samer