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Symmetricom TimeHub 5500 User Manual

Symmetricom TimeHub 5500
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272 TimeHub 5500 User’s Guide 097-55501-01 Revision M – January 2009
Chapter 6 Specifications
Specifications
Outputs Consistent with DCD 5 MHz outputs
Connector card 4 BNC outputs, each with a right-angle (RA) adapter
NTP Server Card
Network Protocol NTP v3 – RFC1305 compliant
IPv4
Time Stamping Hardware Time Stamping
Inputs
Stratum 1: Time-of-Day feed from TimeSource
Type: Cisco ToD
Connector: RJ-45
Format: RS-422 (1000 ft/302 m range)
Stratum 2: Full NTP Client with peering
NTP Traffic Ports 2 Ethernet Small Form-factor Pluggable (SPF)
(only one port available at release)
Optical: 1000BaseX
Electrical 100/1000BaseT (1000BaseT available at release)
NTP Transaction Rate1000/s fully authenticated (up to 1500/s unauthenticated,
uniform distribution)
Authentication MD5 (RFC1321)
Protection 1–1 Protection (only one active at a time)
Management port Integrated with TimeHub system management; physically
isolated from NTP traffic ports.
Output Alarms
Connector Type: Wire-wrap pins
Connector Label: OFFICE ALARMS (NC, C, NO)
Connector Location:Input/Alarm Connector card (rear)
Contact Type: Dry contact
Severity: Critical (audible and visible)
Major (audible and visible)
Minor (audible and visible)
State: Normally open and normally closed

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Symmetricom TimeHub 5500 Specifications

General IconGeneral
BrandSymmetricom
ModelTimeHub 5500
CategoryData Loggers
LanguageEnglish

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