My config
WAN : GigaLAN to 300M fiber modem
LAN: 3x 100M LAN to 3 access points
QoS setting : Port based, 3 APs are set to high, mid, low priority
Test executed:
recursive shell script wget -q -O /dev/null ftp://download.my.isp.test.server/BIGFILE.zip
Result
| QoS | CPU load | Total downstream | Other problem |
| Enable | > 85% | < 130Mbps | Slow GUI Sometimes PPTP drops |
| Disable | 7% to 9% | up to 185Mbps | |
