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configuration:qos [2016/12/20 11:44] dotoli |
configuration:qos [2017/05/22 08:41] dotoli |
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| ====== QoS Quality of Service ====== | ====== QoS Quality of Service ====== | ||
| - | The amount of bandwith must not be higher as the real available interface bandwith. \\ | ||
| The ratio must not exceed 40:1 \\ | The ratio must not exceed 40:1 \\ | ||
| If there is only traffic for one queue it may use the unused bandwidth of the other queues\\ | If there is only traffic for one queue it may use the unused bandwidth of the other queues\\ | ||
| + | Only the output can be configured. \\ | ||
| - | + | **Bandwith: fixed (WWANX/WAN/OpenVPN) ** \\ | |
| - | **fixed Bandwidth ** \\ | + | |
| {{:configuration:qos_fixed.png?1200|}} | {{:configuration:qos_fixed.png?1200|}} | ||
| example: \\ | example: \\ | ||
| - | high: TOS (Dec) 184 = DSCP (Dec), 46 (Hex) 0x2E / for voice \\ | + | high: TOS (Dec) 184 = DSCP (Dec), 46 (Hex) 0x2E / for voice application\\ |
| - | low: TOS (Dec) 104 = DSCP (Dec), 26 (Hex) 0x1A / for video \\ | + | low: TOS (Dec) 104 = DSCP (Dec), 26 (Hex) 0x1A / for video application\\ |
| default: All OTHER = not specified | default: All OTHER = not specified | ||
| ratio: 19:6:1 = 26Mbit/s bandwidth. This is also the interface output limit. \\ | ratio: 19:6:1 = 26Mbit/s bandwidth. This is also the interface output limit. \\ | ||
| + | Because of this it is important to know the permanent throughput . \\ | ||
| + | QoS is no longer working if the throughput falls under 26Mbit/s .\\ | ||
| - | The queue limits will only be enforced, if there is more data than fits through the main limit\\ | + | **Bandwidth: auto(WWANX) ** \\ |
| - | + | IP to ping: Configure a reachable host in the internet, preferably the target host. \\ | |
| - | + | Based on the RTT the bandwith ratio is divided as follows: \\ | |
| - | + | higest priority = 50%, \\ | |
| - | + | middle priority = 45%, \\ | |
| - | + | lowest priority = 5% \\ | |
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