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Abbreviation
or Acronym
Term
DSI
dynamic subscriber interface
DSL
digital subscriber line
DSLAM
digital subscriber line access multiplexer
DSP
domain-specific part
DSR
data set ready
DSS
Digital Signature Standard
DST
Daylight Saving Time
DSU
data service unit
DTE
data terminal equipment
DTR
data terminal ready
DU
downstream unsolicited
DVMRP
Distance Vector Multicast Routing Protocol
DXI
data exchange interface (abbreviation pronounced " dixie" )
E
EAP
Extensible Authentication Protocol
EBGP
external Border Gateway Protocol
ECC
error checking and correction; error-checking code
ECMP
equal-cost multipath
ECP
Encryption Control Protocol
EEPROM
electrically erasable programmable read-only memory
EF
expedited forwarding
EFA
egress forwarding ASIC
EGP
exterior gateway protocol
E-LSP
EXP-inferred-PSC LSP
EN
European Norm
EPD
early packet discard
ES
end system
ESD
electrostatic discharge
Appendix A: Abbreviations and Acronyms
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Troubleshooting
