IEEE 1588v2 Precision Time Protocol (PTP) is a packet-based two-way message exchange protocol for synchronizing clocks between nodes in a network, thereby enabling an accurate time distribution over a network.This document explains how to configure IEEE 1588v2 PTP on the Cisco ASR 1002-X Routers.

• Restrictions for IEEE 1588v2 PTP (page 1)
• Information About IEEE 1588v2 PTP (page 1)
• Paragon-X reference (page 6)
• Configuring IEEE 1588v2 PTP (page 10)
• Additional References (page 22)
• Feature Information for IEEE 1588v2 PTP Support (page 22)