Comtech EF Data CDM-425, Installation And Operation Manual

Page: 187 / 744

CDM-425 Advanced Satellite Modem
Revision 0
Front Panel Operation 6–69 MN-CDM-425
6.2.1.13.3.10 CONFIG: IP

IP Setup: FrmSize
2048 Ethernet Frame Size:
Enabled (Dis/Ena) (

)
Use the
▲▼ arrow keys to set 2048-byte Ethernet packet sizes as
Enabled or Disabled . Press
ENTER .
6.2.1.13.4 CONFIG: IP

ANT (Advanced Network Timing)
IP Protocols: SNTP PTP
(

)
Use the
◄ ►
arrow keys to select SNTP or Precision Time Protocol ( PTP) . Press ENTER .
6.2.1.13.4.1 CONFIG: IP

ANT

SNTP
SNTP: Disabled Time Zone=GMT
Servers: Primary Backup
(

)
Use SNTP to synchronize computer clocks throughout a computer network when the ultimate
performance of the full NTP implementation (as per RFC-1305 (Requests for Comment No. 1305:
Network Time Protocol, Version 3, Specification, Implementation and Analysis)) is not needed or
justified.
Use the
◄ ►
arrow keys to navigate between the top line or bottom line operands as needed.
On the top line , use the
◄ ►
arrow keys to select SNTP or Time Zone :
For SNTP – Use the
▲▼ arrow keys to select
SNTP as Enabled or Disabled .
•
When Enabled , SNTP contacts the time server to update the Real-Time Clock (RTC)
every hour.
•
When Disabled , no such notifications take place.