Comtech EF Data SLM-5650A Vipersat Parameter Editor - Manual (Page 74)

A-10 SLM-5650A Parameter Editor User Guide
TFTP Trivial File Transfer Protocol – A simple file transfer protocol used over reli-
able transmission paths. See also FTP.
ToS Type of Service
Tx Transmit
U
UDP User Datagram Protocol – A standard for networking over reliable transmission
paths.
UDP
multicast
A multicast transmission using the UDP protocol.
Unicast Transmitting information/data packets to a single destination on the IP network.
Upstream In the direction of the network Hub site.
V
VESP Vipersat External Switching Protocol – A switch-request protocol that allows
external VPN equipment and Real-time proprietary applications to negotiate
bandwidth requests between any two subnets on a Vipersat network. VESP is
used by newer Vipersat modems (e.g., SLM-5650A) to send a switch request to
the VMS to establish a new satellite link or adjust bandwidth for an existing
link.
VCS Vipersat Circuit Scheduler – A proprietary satellite communication scheduling
system used to schedule Vipersat network resources in support of a variety of
high-priority applications such as video conferencing and scheduled broadcast-
ing.
VFS Vipersat File Streamer – A file transfer application utilizing UDP and a proprie-
tary Streamload protocol to transmit data across the Vipersat network.
VLoad Vipersat Load Utility – A comprehensive tool for managing and distributing
application, configuration, and identification information for the modem/routers
in Vipersat satellite networks.
VMS Vipersat Management System – A comprehensive M&C tool providing rapid
and responsive control of Vipersat satellite networks. Comprised of client and
server components.