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This is the support site for Andrews & Arnold Ltd, a UK Internet provider. Information on these pages is generally for our customers but may be useful to others, enjoy!

VMG1312-B10A: QoS: Difference between revisions

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The examples below are when using the VMG1312 in router mode on a FTTC line. The VMG1312 is plugged directly in to the phone line (via a SSFP), and providing a firewalled, no-nat and DHCP connection to the LAN.
 
The QoS settings on the VMG1312 will control the upload traffic. Download is already handle ledhandled at the AAISP side where we give priority to small packets as well as the option to rate -limit the line slightly to improve performance.
 
==The affecteffect of disabling QoS==
 
Here we are running a backup job, an rsync (over ssh). Just after 7am QoS is disabled for around 30 minutes. The latency (blue) immediately jumps up to an average of 350ms. It was less than 20ms with QoS enabled.
 
[[File:ZyXEL-VMG1312-Qos-OnOff-CQM.png|none|frame|Standard QoS enabled, then disabled, then enabled]]
 
 
==Problems with default settings==
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