Call issue/always network Busy This topic has 1 reply, 1 voice, and was last updated 6 years, 11 months ago by Wallis Dudhnath. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts 1st February 2016 at 05:08 #69866 harinjakaGuest Hi all; I have new integrated Nokia mcBSC and during CS call test it is always network busy. PS data is fine/ sms ok but voice call failed. there is SDCC attempt but call can t attached. A over IP/Transcoding in MGW E///. all ETMA can ping MGW. Thanks for your help. 26th February 2016 at 17:19 #69867 Wallis DudhnathGuest Check if you have sufficient signalling resources available. I suspect that TX resources are used and may need to be increased. VBR/ Wallis Dudhnath Author Posts Viewing 2 posts - 1 through 2 (of 2 total) The forum ‘Telecom Design’ is closed to new topics and replies.