Product Description

The Extreme Networks Summit X460-G2 switch supports Network Timing Protocol (NTP), Precision Time Protocol (PTP), and Hardware Time Stamping (HTS) features to ensure accurate time synchronization in the network. The following are the specifications for the Network Timing 1588 feature pack on the Summit X460-G2:

• Protocol support: Precision Time Protocol (PTP) version 2, Network Time Protocol (NTP) version 4
• PTP profiles: Telecom (G.8265.1), Power (IEEE C37.238), Default
• PTP clock accuracy: <50 ns RMS to UTC
• PTP clock accuracy with optional TCXO or OCXO: <10 ns RMS to UTC
• PTP clock output: 1PPS (pulse per second) output signal
• PTP hardware timestamping: supported on all ports
• NTP authentication: MD5 and SHA1
• NTP access control: source IP address filtering, rate limiting
• Maximum number of PTP domains: 64
• Maximum number of PTP instances: 256
• PTP over IPv4 and IPv6 support
• NTP over IPv4 and IPv6 support

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