LLRP, the Low Level Reader Protocol (LLRP) Standard that supersedes the SLRRP proposal, has been ratified as an EPCglobal specification.
See http://www.epcglobalinc.org/standards/llrp for more info and to download the spec.
SLRRP is the Simple Lightweight RFID Reader Protocol, an individual submission Internet-Draft to the IETF for a protocol to convey configuration, control, status, and tag information between controllers and readers in an IP-based RFID network. The SLRRP project provides a working implementation of the protocol as it progresses through the IETF process.
This is the inaugural release of the SLRRP project source code. This release includes a C language implementation of the client and server along with test programs that let you exercise the protocol. It also includes protocol documentation.... read more