Standards
wiki.hevs.ch: Standards/Ethernet PTP/frames
National Institute of Standards and Technology: IEEE 1588
Articles
Why is IEEE 1588 so accurate?
End-to-End Versus Peer-to-Peer
IEEE 1588, Standard for a Precision Clock Synchronization Protocol (PDF)
Precision Time Protocol (PTP/IEEE-1588) (PDF)
Evaluation of 1588v2 for Deployment (PDF)
PTPv2 Simulator
Similiar programs
Companies
Symmetricom, Inc.
Microsemi (Symmetricom): TimeProvider 5000 (PTP IEEE 1588 v2 Grandmaster Clock)
Meinberg Funkuhren GmbH & Co. KG
Do-it-yourself
Time server using 1PPS GPS receiver
Wireshark
Bug 6126 – 1588-2008 does not decode tlvType in Signaling Message