Gx, Rx, Ro(Gy), Rf , SCAPv2 (Ericsson) along with base stack are deployed in the field.
A proprietary interface (similar to Gy, but with implicitly terminated sessions) to a security platform is deployed in some networks in a SMS spam filtering application.
LCN uses a tool chain to develop new interfaces, so any other standard or proprietary interface can be delivered in weeks.
Feel free to contact us for any other clarification:
info@lcnpl.com
rk