qos_project
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qos_project [2017/12/03 13:05] – [2. Software] samer | qos_project [2017/12/06 11:01] – [6. [CO2] Implementing the Applications and Tools] enwan | ||
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===== -. Software ===== | ===== -. Software ===== | ||
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</ | </ | ||
- | * Install VLC as in this | + | * Install VLC as in this [[https:// |
- | [[https:// | + | |
===== -. Addressing ===== | ===== -. Addressing ===== | ||
- | the addressing plan of the platform is shown in Fig. 2. Both routers have static addresses on their wan and lan interfaces. DHCP is activated on the LAN interfaces and static leases are configured so as to obtain the addresses on the terminals according to the figure. | + | The addressing plan of the platform is shown in Fig. 3. Both routers have static addresses on their wan and lan interfaces. DHCP is activated on the LAN interfaces and static leases are configured so as to obtain the addresses on the terminals according to the figure. |
- | [{{ : | + | [{{ : |
===== -. Access and Configuration ===== | ===== -. Access and Configuration ===== | ||
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192.168.200.0/ | 192.168.200.0/ | ||
</ | </ | ||
- | ===== -. [CO2] Implementing | + | # Shaping the traffic |
+ | # We first tried to limit the bandwidth using the following command " | ||
+ | <code bash> tc qdisc add dev eth1 root handle 1: cbq avpkt 1000 bandwidth 8mbit < | ||
+ | # On the Wan interface " | ||
+ | <code bash> tc qdisc add dev eth0 root tbf rate 8000kbit burst 10kb latency 50ms < | ||
+ | # To verify the result of the configuration we used : | ||
+ | <code bash> tc qdisc ls < | ||
+ | #After streaming VLC traffic | ||
+ | <code bash> tc qdisc add dev eth1 root tbf rate 8000kbit burst 10kb latency 50ms < | ||
+ | # Now the link between the two routers has a bandwidth of 8 Mbps for both the incoming and outgoing traffic on them. | ||
+ | # In order to visualize the impact on the VLC video streamed from pi3 we generated UDP traffic from pi2 with 6mbps. The VLC video is affected giving that images of the video are pixelized | ||
+ | # If we want to apply this feature in one direction we have to remove the limitation of the bandwidth on one of the routers(in our case we applied it on GL-iNet router): | ||
+ | <code bash> tc qdisc del dev eth0 root < | ||
- | <WRAP center round info 100%> | ||
- | * Accomplished | ||
- | * Using the tools to obtain performance results of basic tests | ||
- | * Wiki tutorial on the tools and applications | ||
- | * Exceeded | ||
- | * Installing tools on a new device | ||
- | </ | ||
- | In order to describe and analyze the basic steps for installing and using the tools and client/ | + | |
==== -. iperf tool ==== | ==== -. iperf tool ==== | ||
qos_project.txt · Last modified: 2021/08/28 09:58 by samer