Can someone suggest why Im only having problem with Toronto SiP Broker PSTN +1-647-476-3733 ...test result Incoming sound to my ATA is good but outgoing soundfm my ATA is so Wabbly caller had difficulities understanding what I said .... But I have a 100 % clear sound going in and OUT fm My ATA when being called fm SIP Broker PSTN in USA.???? any suggestion
..thanks