Need GR303 technical docs This topic has 1 reply, 1 voice, and was last updated 20 years, 7 months ago by Chris. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts 15th July 2003 at 20:47 #36132 KevinGuest Does anyone have good documentation/technical specifications for GR303 trunk aggregation. Something in depth that discusses the actual signaling protocol? 23rd August 2003 at 08:13 #36133 ChrisGuest Try itu.in, they’r allowing access to ints docs for sometime. you can download a max. of 3 docs, per email id. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) The forum ‘Telecom Design’ is closed to new topics and replies.