HNBAP and RANAP support in Osmocom.org
Sysmocom is in the process of adding 3G support to OpenBSC. This is done in the nature of using an existing hNodeB Femtocell that exposes the Iuh interface. The binary protocol for Iuh (and related protocols) is defined using the Abstract Syntax Notation One (ASN.1) and the aligned packed encoding rules (APER) are used to encode/decode the data. After exploring several options LaForge picked the one that adds APER support to Lev Walkin’s ASN1 compiler, simplifies the 3GPP ASN.1 input…