Ho ricevuto l'update verso le 23:10 (firmware N20) e nel mio caso ha fixato effettivamente il problema dell'upload, e ho l'olt Alcatel.
Prima dell'update (mi ero salvato solo lo screenshot):


Dopo l'update:
Verso server esteri, sempre dopo l'update:
Server: BT Ireland - Dublin (id = 38190)
ISP: Telecom Italia
Latency: 43.31 ms (0.12 ms jitter)
Download: 1193.27 Mbps (data used: 2.1 GB )
Upload: 987.34 Mbps (data used: 1.3 GB )
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/ffeeef25-4799-4246-bbac-451aa759daba
Server: i3D.net - Rotterdam (id = 21509)
ISP: Telecom Italia
Latency: 32.43 ms (0.07 ms jitter)
Download: 1286.06 Mbps (data used: 2.3 GB )
Upload: 983.34 Mbps (data used: 1.7 GB )
Packet Loss: 0.4%
Result URL: https://www.speedtest.net/result/c/374b3cc0-e9ec-4e29-b916-f5f4e2057c8c
Server: Delta Fiber Nederland - Rotterdam (id = 52857)
ISP: Telecom Italia
Latency: 28.51 ms (0.36 ms jitter)
Download: 1330.10 Mbps (data used: 1.9 GB )
Upload: 992.91 Mbps (data used: 1.2 GB )
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/17197812-e72d-4b41-a735-e54384beb487
Server: Digiweb Limited - Dublin (id = 34702)
ISP: Telecom Italia
Latency: 46.97 ms (0.32 ms jitter)
Download: 1313.63 Mbps (data used: 2.3 GB )
Upload: 977.27 Mbps (data used: 1.2 GB )
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/eff826df-fc72-4240-9418-3dd703cb5126
Server: i3D.net - Stockholm (id = 44597)
ISP: Telecom Italia
Latency: 63.68 ms (0.21 ms jitter)
Download: 1225.13 Mbps (data used: 2.1 GB )
Upload: 934.54 Mbps (data used: 1.3 GB )
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/94e4a173-c78a-4e7f-b6aa-ba0369e70c41
Server: Burstfire Networks Ltd - London (id = 6151)
ISP: Telecom Italia
Latency: 33.45 ms (0.36 ms jitter)
Download: 1240.25 Mbps (data used: 1.2 GB )
Upload: 1000.82 Mbps (data used: 1.8 GB )
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/4a6c26d9-72bc-4494-8712-e4a2d1e5e5e3
Server: Surfshark Ltd - New York, NY (id = 36817)
ISP: Telecom Italia
Latency: 102.62 ms (0.23 ms jitter)
Download: 839.31 Mbps (data used: 923.1 MB )
Upload: 767.21 Mbps (data used: 1.1 GB )
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/21291238-f0a3-4bb0-b159-bd15b5663f2d
Server: Optimum Online - New York, NY (id = 30514)
ISP: Telecom Italia
Latency: 97.96 ms (0.09 ms jitter)
Download: 935.76 Mbps (data used: 1.6 GB )
Upload: 707.84 Mbps (data used: 1.2 GB )
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/f62b7a14-7e06-421e-a354-4c7a165d5104
Speedtest usando linux con bbr1:
Server: TIM SpA - Trento (id: 38096)
ISP: Telecom Italia
Idle Latency: 6.93 ms (jitter: 0.12ms, low: 6.59ms, high: 6.99ms)
Download: 2178.45 Mbps (data used: 2.2 GB)
50.38 ms (jitter: 42.62ms, low: 5.16ms, high: 422.11ms)
Upload: 1044.37 Mbps (data used: 858.9 MB)
19.84 ms (jitter: 2.86ms, low: 8.15ms, high: 28.18ms)
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/d2dd784a-2aa5-48ce-82eb-9a18b1350104
Server: TIM SpA - Palermo (id: 13638)
ISP: Telecom Italia
Idle Latency: 37.97 ms (jitter: 0.23ms, low: 37.73ms, high: 38.15ms)
Download: 2183.18 Mbps (data used: 2.9 GB)
139.51 ms (jitter: 47.94ms, low: 35.24ms, high: 603.74ms)
Upload: 967.15 Mbps (data used: 1.1 GB)
71.28 ms (jitter: 29.35ms, low: 31.85ms, high: 633.82ms)
Packet Loss: 0.4%
Result URL: https://www.speedtest.net/result/c/a6e2f523-7800-488a-bb72-ddc96e6571a2
Da ZTE:
