Ya tengo la nueva línea instalada. El técnico me la ha dejado funcionando y también han dejado el ADSL activo, a la espera de terminar la portabilidad.
De momento he conectado el Comtrend AR-5381u en ambas líneas y estos son los resultados (3 veces por cada línea):
Jazztel
Statistics -- xDSL
Mode: ADSL_2plus
Traffic Type: ATM
Status: Up
Link Power State: L0
Downstream Upstream
Line Coding(Trellis): On On
SNR Margin (0.1 dB): 91 100
Attenuation (0.1 dB): 290 146
Output Power (0.1 dBm): 204 126
Attainable Rate (Kbps): 12416 1088
Path 0 Path 1
Downstream Upstream Downstream Upstream
Rate (Kbps): 11504 982 0 0
Statistics -- xDSL
Mode: ADSL_2plus
Traffic Type: ATM
Status: Up
Link Power State: L0
Downstream Upstream
Line Coding(Trellis): On On
SNR Margin (0.1 dB): 92 95
Attenuation (0.1 dB): 290 146
Output Power (0.1 dBm): 204 126
Attainable Rate (Kbps): 12240 1080
Path 0 Path 1
Downstream Upstream Downstream Upstream
Rate (Kbps): 11294 975 0 0
Statistics -- xDSL
Mode: ADSL_2plus
Traffic Type: ATM
Status: Up
Link Power State: L0
Downstream Upstream
Line Coding(Trellis): On On
SNR Margin (0.1 dB): 91 100
Attenuation (0.1 dB): 290 146
Output Power (0.1 dBm): 204 126
Attainable Rate (Kbps): 12532 1132
Path 0 Path 1
Downstream Upstream Downstream Upstream
Rate (Kbps): 11623 1022 0 0
ONO
Statistics -- xDSL
Mode: ADSL_2plus
Traffic Type: ATM
Status: Up
Link Power State: L0
Downstream Upstream
Line Coding(Trellis): On On
SNR Margin (0.1 dB): 94 245
Attenuation (0.1 dB): 290 147
Output Power (0.1 dBm): 240 124
Attainable Rate (Kbps): 15408 544
Path 0 Path 1
Downstream Upstream Downstream Upstream
Rate (Kbps): 11998 510 0 0
Statistics -- xDSL
Mode: ADSL_2plus
Traffic Type: ATM
Status: Up
Link Power State: L0
Downstream Upstream
Line Coding(Trellis): On On
SNR Margin (0.1 dB): 94 245
Attenuation (0.1 dB): 290 147
Output Power (0.1 dBm): 211 124
Attainable Rate (Kbps): 15628 544
Path 0 Path 1
Downstream Upstream Downstream Upstream
Rate (Kbps): 11998 510 0 0
Statistics -- xDSL
Mode: ADSL_2plus
Traffic Type: ATM
Status: Up
Link Power State: L0
Downstream Upstream
Line Coding(Trellis): On On
SNR Margin (0.1 dB): 96 245
Attenuation (0.1 dB): 290 146
Output Power (0.1 dBm): 245 124
Attainable Rate (Kbps): 15544 544
Path 0 Path 1
Downstream Upstream Downstream Upstream
Rate (Kbps): 11998 510 0 0
En cuanto a atenuación ambas líneas son idénticas. Y ONO parece que me va a dar 512Kbps de subida. Juraría que en ADSL también era un mega: Teléfono Todo Incluido + Banda Ancha 12 Mb/1 Mb