Do you Support iLBC Codec? Permanently deleted user Updated 18 September 2021 13:05 Follow Q. Do you support iLBC (Internet Low Bitrate Codec)? For more information see: http://en.m.wikipedia.org/wiki/Internet_Low_Bitrate_Codec A. We don't currently support iLBC I'm afraid. Related articles What codecs do you support? Sound file uploaded is too large Inbound to PBX IP Network Map Introduction to Porting Comments 0 comments Article is closed for comments.