When we had ATT U-verse it worked perfectly with no changes to the way the machine operated. Now with Sonic.net it's turned into a headache.
This machine has Line 1 and Line 2 modem cards. I reduced the modem speed to what the Grandstream HT801 ATA maximum allowable Fax Speed (14,400kbps) for both TX and RX.
I then had success dialing from one line to the other (VOIP "Sonic.net" line to the ATT POTS line) via the Central Office about 1.2 miles away (2.4 miles round trip). A single page at Extra Super Fine (600dpi).
Next I tried a further distance. From my home near El Segundo to Pasadena where my EA lives, approximately 26 miles. No go. It dials, the other end answers, and seems to negotiate correctly.
On the 5510's display is shown A4 > A4, P.1 and the receiving phone number. In a about 30 seconds or so it disconnects and the page is not sent. Print the journal and it reveals an ECM error.
I saw copyaction's notes and thought they might adapt but it doesn't seem to fit in the same way for this model, or I'm trying this when I'm just too tired to think correctly.
Thanks
This machine has Line 1 and Line 2 modem cards. I reduced the modem speed to what the Grandstream HT801 ATA maximum allowable Fax Speed (14,400kbps) for both TX and RX.
I then had success dialing from one line to the other (VOIP "Sonic.net" line to the ATT POTS line) via the Central Office about 1.2 miles away (2.4 miles round trip). A single page at Extra Super Fine (600dpi).
Next I tried a further distance. From my home near El Segundo to Pasadena where my EA lives, approximately 26 miles. No go. It dials, the other end answers, and seems to negotiate correctly.
On the 5510's display is shown A4 > A4, P.1 and the receiving phone number. In a about 30 seconds or so it disconnects and the page is not sent. Print the journal and it reveals an ECM error.
I saw copyaction's notes and thought they might adapt but it doesn't seem to fit in the same way for this model, or I'm trying this when I'm just too tired to think correctly.
Thanks
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