Appendix C. Acronyms/Abbreviations | T1 ESF CSU ACE User Manual | |
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FR | frame relay |
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FRAD | frame relay access device |
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FRF | frame relay forum |
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FSU | frame relay service unit |
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HDLC |
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IP | internet protocol |
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ISDN | integrated services digital network |
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ITU | International Telecommunications Union |
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KA | keep alive |
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LAN | local area network |
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LED | light emitting diode |
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LLC | logical link control |
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LMI | local management interface |
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LRC | lateral redundancy check |
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MIB | management information base |
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ms | millisecond |
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NRZ |
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NRZI |
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OCU | office channel unit |
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OOS | out of service |
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PLAR | private line automatic ringdown |
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PPP | point to point protocol |
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PU | physical unit |
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PVC | permanent virtual circuit |
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RD | receive data |
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RDL | remote digital loopback |
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RFC | request for comments |
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RFECN | remote forward explicit congestion notification |
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RIP | routing information protocol |
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RMA | return material authorization |
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RR | receiver ready |
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RS | recommended standard |
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RTS | request to send |
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Rx | receive |
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SAP | service access point |
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SDLC | synchronous data link control |
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SLIP | serial line internet protocol |
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56 | © 2004 ADTRAN, Inc |
