Comtech-ef-data Vipersat Circuit Scheduler v3.7.x ArrangeLink Instrukcja Użytkownika Pobierz pdf (Strona 77)

Appendix A - Glossary A-1

PPENDIX

GLOSSARY

ACK A signal used in computing and other fields to indicate acknowledgement, such

as a packet message used in TCP to acknowledge the receipt of a packet.

ARP Address Resolution Protocol – A protocol for a LAN device to determine the

MAC address of a locally connected device given its IP address. See also MAC.

ASR Automatic Switch Request – A switch request message generated by older

Vipersat modems (e.g., CDM-570/L) that is sent to the VMS to establish a new

satellite link or adjust bandwidth between source and destination IP addresses.

Base

Modem

The main component in a satellite communications modem that consistes of a

circuit board with the modem hardware and firmware and the associated inter-

faces.

BER Bit Error Rate (sometimes Ratio) – A measure of the number of data bits

received incorrectly compared to the total number of bits transmitted.

BPS Bits Per Second – A measure of transmission speed. See also Kb/s & Mb/s.

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Comtech-ef-data Vipersat Circuit Scheduler v3.7.x ArrangeLink Instrukcja Użytkownika Strona 77