
Acronyms and Abbreviations
FECN | forward explicit congestion notification |
FEP | front end processor |
FIFO | first in first out |
FR | frame relay |
FRAD | frame relay access device |
FRF | frame relay forum |
FSU | frame relay service unit |
HDLC | |
IP | internet protocol |
ISDN | integrated services digital network |
ITU | International Telecommunications Union |
KA | keep alive |
LAN | local area network |
LED | light emitting diode |
LLC | logical link control |
LMI | local management interface |
LRC | lateral redundancy check |
MIB | management information base |
ms | millisecond |
NRZ | |
NRZI | |
OCU | office channel unit |
OOS | out of service |
PPP | point to point protocol |
PU | physical unit |
PVC | permanent virtual circuit |
RD | receive data |
RDL | remote digital loopback |
RFC | request for comments |
RFECN | remote forward explicit congestion notification |
RIP | routing information protocol |
RMA | return material authorization |
RR | receiver ready |
RS | recommended standard |
RTS | request to send |
Rx | receive |
SAP | service access point |
SDLC | synchronous data link control |
SLIP | serial line internet protocol |
SNA | systems network architecture |
114 | FSU User Manual |