Spectracom SecureSync User Manual

‘t’ command
Input format: t<CR>
Output format:
Current Second Second + 1 Second + 2 Second + 3
<CR> HHMMSS<CR> HHMMSS<CR> HHMMSS<CR>
Number of characters: 7 (including CR)
Each HHMMSS filed refers to the time at the start of the next second. The data transmitted by
SecureSync is timed so that the stop bit of each <CR> ends at the start of the next second.
‘d’ command
SecureSync transmits the date on request.
Input format: d<CR>
Output format: YYMMDD<CR>
Number of output characters: 7 (including CR)
‘s’ command
SecureSync transmits the status information on request.
Input format: s<CR>
Output Format: status
Number of output characters: 1
Where returned, values for status are:
G = System Good
D = Failure of SecureSync internal diagnostics
T = SecureSync does not have correct time
‘l’ command
The loopback command will cause SecureSyncto echo the next character received back to the
caller. This may be used by a caller’s equipment to calculate the round trip delay across the
PSTN connection in order to apply a correction to the received time data.
Input format: l<CR>
Output format: (Next character received)
538 SecureSync User Reference Guide
APPENDIX

Spectracom SecureSync Specifications

General

Model	SecureSync
Time Reference	GPS, GLONASS, BeiDou, Galileo, IRIG, NTP, PTP, 1PPS
Disciplines	GNSS, IRIG, PTP, NTP, SyncE
Inputs	GPS, GLONASS, BeiDou, Galileo, IRIG, NTP, PTP, 1PPS
Outputs	NTP, PTP, 1PPS, IRIG
Protocols	PTP, NTP, SNMP, SSH, HTTPS
Form Factor	1U Rack-mount
Redundancy	Optional redundant power supply
Security Features	Password protection, access control lists, SSH, HTTPS, SNMPv3, NTP authentication, PTP authentication
Power Supply	100-240 VAC, 50-60 Hz
Operating Temperature	0°C to +50°C
Dimensions	44.45 mm (H) x 482.6 mm (W)