quintum – cause code 47 DSP problem This topic has 0 replies, 1 voice, and was last updated 20 years, 4 months ago by pedja cirkovic. Viewing 1 post (of 1 total) Author Posts 1st August 2004 at 15:47 #27722 pedja cirkovicGuest I am using quintum AXT 2400 I am having lot of cause code 47. When i run ev qu i am getting these 2 error messages: failed to alocate dsp channell and failed to alocate full duplex channell Can somebody help please? Author Posts Viewing 1 post (of 1 total) The forum ‘Voice over IP’ is closed to new topics and replies.