Comtech EF Data CDM-425, Инструкция по установке и эксплуатации

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CDM-425 Advanced Satellite Modem
Revision 0
Front Panel Operation 6–71 MN-CDM-425
For PTP – Use the
▲▼ arrow keys to select
PTP as Enabled or Disabled :
•
When Enabled , PTP establishes independent Wireless Receiver/Transmitter (WRT)
protocol segments – one for LAN, and one for WAN.
•
When Disabled , by default the availability of the PTP protocol depends on the near-end
(e.g., the RNC/BSC) and distant-end (e.g., the BTS) IEEE 1588v2 (PTP) capable network
devices in the network.
For Transport – Use the
▲▼ arrow keys to select
Multicast or Unicast . Press ENT to continue.
CONFIG: IP

ANT

PTP: Transport=Multicast
On the bottom line – Once you select Multicast , use the
◄ ►
arrow keys to navigate to PTP
Grandmaster . Then, use the
▲▼ arrow keys to select the
PTP Grandmaster as LAN or WAN :
•
The LAN port receives messages from the PTP master.
•
The WAN port receives messages from the PTP master.
Press ENTER .
CONFIG: IP

ANT

PTP: Transport=Unicast
PTP Unicast Master = 192.012.002.021
Sync Rate = 1 Message every 2 seconds
Once you select Unicast , use the
◄ ►
arrow keys to navigate between the top and bottom line.
On the top line – To edit the PTP Unicast Master IP Address , use the
◄ ►
arrow keys to select a
digit, and then use the
▲▼ arrow keys to change that digit. Press
ENTER .
On the bottom line – Use the
▲▼ arrow keys to select the synchronization interval of packets
per second for messages sent from the Master to the Slave. Available selections are:
•
1 message per second
•
1 message every 2 seconds
•
2 messages per second
• 4 messages per second • 8 messages per second • 16 messages per second
•
32 messages per second
•
64 messages per second
You may use Sync Rate only when the Grandmaster is LAN port and the
Transport Mode is Unicast.