2.15.6 NTP Output Timescale 119
2.15.7 NTP Reference Configuration 120
2.15.7.1 The NTP Stratum Model 121
2.15.7.2 Configuring "NTP Stratum 1" Operation 121
2.15.7.3 Configuring "NTP Stratum Synchronization" 122
2.15.8 NTP Servers and Peers 123
2.15.8.1 The NTP Servers and NTP Peers Panels 124
2.15.8.2 NTP Servers: Adding, Configuring, Removing 125
2.15.8.3 NTP Peers: Adding, Configuring, Removing 128
2.15.9 NTP Authentication 130
2.15.9.1 NTP: Symmetric Keys (MD5) 130
2.15.10 NTP Access Restrictions 133
2.15.11 Enabling/Disabling NTP Broadcasting 135
2.15.12 NTP over Anycast 136
2.15.12.1 Configuring NTP over Anycast (General Settings) 137
2.15.12.2 Configuring NTP over Anycast (OSPF IPv4) 138
2.15.12.3 Configuring NTP over Anycast (OSPF IPv6) 139
2.15.12.4 Configuring NTP over Anycast (BGP) 140
2.15.12.5 Configuring Anycast via NTP Expert Mode 141
2.15.12.6 Testing NTP over Anycast 144
2.15.13 NTP Orphan Mode 144
2.15.14 Host Disciplining 145
2.15.15 NTP Expert Mode 146
2.15.16 Safran Technical Support for NTP 149
2.16 Configuring PTP 149
2.16.1 The PTP Screen 150
2.16.1.1 The PTP Settings Panel 150
2.16.1.2 The PTP Statistics Panel 153
2.16.2 Enabling/Disabling PTP 154
2.16.3 General Configuration Notes 155
2.17 GPSD Setup 155
2.18 Configurable Connectors 157
2.18.1 BNC DCLS OUT 157
2.18.2 DB15 Multi I/O 157
2.18.3 Assigning Signals 160
2.18.4 Network Ports 161
2.19 Configuring Input References 161
VI
SecureSync 2400 User Manual • TABLE OF CONTENTS