Spectracom SecureSync User Manual

To change the key length of a host key:
1.
Navigate to MANAGEMENT > NETWORK: SSH Setup. The SSH Setup window will open
to the Host Keys tab by default.
2.
Select the Key Length value for the key type you want to change.
Key sizes that are powers of 2 or divisible by 2 are recommended. The most popular
sizes are 768, 1024, and 2048. Large key sizes of up to 4096 are supported, but may
take 10 minutes or more to generate. DSA keys size support is limited to 1024 bits. The
key type ED25519 supports 256 bits.
3.
Check the Regenerate All Keys box.
4.
Click Submit. The new values will be saved.
Note: Changing the values and submitting them in this manner DOES NOT gen-
erate new host public/private key pairs. See "Creating Host Public/Private Key
Pairs" on the next page for information on how to create new host public/private
key pairs.
Deleting Host Keys
You can delete individual host keys. To delete a key:
1.
Navigate to MANAGEMENT > NETWORK: SSH Setup. The window will open to the Host
Keys tab by default.
2.13 Configuring Network Settings
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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)