[Asterisk-Users] PSTN Incoming call on real line disrupts VoIP call over DSL circuit

[Hadar Pedhazur]

Andres wrote:
> 
>>
>> They are separated. The answering machine is in another room, 
>> connected to a normal phone jack, using a DSL filter to assure it 
>> doesn't get the "noise" of the DSL line.
>>
>> The HT is connected to the DSL modem, and there are no POTS lines 
>> connected to the FXO back-up port on the HT. In other words, the HT 
>> has only the WAN (to DSL) and LAN (to PC) ports connected, and an 
>> analog phone (a GE 5.8ghz handset) connected to it's FXS port. The 
>> only other possible connection problem (which I think I tested and 
>> rejected as a problem two months ago) is that there is a Y splitter 
>> coming out of the jack with a filter for the real phone, and no filter 
>> for the DSL modem (which is in front of the HT).
>>
> How about a problem with the 5.8Ghz phone itself?  Is the regular POTS 
> line on another 5.8Ghz phone?  Two phones on the same frequency on 
> different calls might be causing severe interference.  I can tell you 
> everytime a call came into my house on the 2.4 Ghz POTS phone, my 
> Linksys WRT54G would drop the wireless signal going to the laptop, so 
> multiple devices on the same frequency don't play well together.

Nope. All of the phones are normal "land lines", so there's no 
interference at the wireless level. Thanks.