index_D

[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Z]

D (data) channel 
DACS (Digital Access and Cross-Connect Systems) 
DACS (Digital Access Cross-Connect Switch) 
data encapsulation
    encapsulation
        OSI Reference model:encapsulation;layers of OSI Reference Model:encapsulation 
data rates:cable modems
    cable modems:data rates
        CATV:cable modems:data rates 
data transfer mode (PVCs) 
database description packets (OSPF) 
datagrams:fragmentation
    MTU:overloading 
dedicated access 
dedicated local access:customer premise configuration
    network local access:customer premise configuration
        NTUs (network termination units):placement of;NIUs (network interface units):placement of 
dedicated local access:IXC dedicated
    IXC dedicated access
        network local access:dedicated:IXC dedicated  2nd  3rd  4th 
dedicated local access:LEC dedicated
    LEC dedicated access
        network local access:dedicated:LEC dedicated 
        network local access:dedicated:LEC dedicated;local access:dedicated 
dedicated local access:punch-down blocks
    punch-down blocks
        network local access:punchdown blocks  2nd 
default gateways 
default routes 
delay
    routing:metrics:delay
        metrics:delay 
des 
DES (Data Encryption Standard)
    encryption:DES 
deterministic networks 
devices 
    smart cards 
devices:CSU/DSU
    CSU/DSU
        communication equipment:CSU/DSU 
devices:DTE/DCE interfaces
    DTE/DCE interfaces
        communication equipment:DTE/DCE equipment 
devices:DTE/DCE interfaces:HIPPI
    DTE/DCE interfaces:HIPPI
        communication equipment:DTE/DCE equipment:HIPPI;HIPPI (High-Performance Parallel Interface) 
devices:DTE/DCE interfaces:HSSI
    DTE/DCE interfaces:HSSI
        communication equipment:DTE/DCE equipment:HSSI;HSSI (High-Speed Serial Interface) 
devices:DTE/DCE interfaces:RS-232C
    DTE/DCE interfaces:RS-232C
        communication equipment:DTE/DCE equipment:RS-232C;RS-232C standard  2nd 
devices:DTE/DCE interfaces:RS-422/449
    DTE/DCE interfaces:RS-422/449
        communication equipment:DTE/DCE equipment:RS-422/449;RS-422/449 standards 
devices:DTE/DCE interfaces:V.35
    DTE/DCE interfaces:V.35
        communication equipment:DTE/DCE equipment:V.35;V.35 standards 
devices:DTE/DCE interfaces:V.90
    DTE/DCE interfaces:V.90
        communication equipment:DTE/DCE equipment:V.90;V.90standards 
devices:multiplexers
    multiplexers
        communication equipment:multiplexers 
devices:network addresses versus name
    network addresses:versus device name
        addresses:network addresses:versus device name 
devices\:CSU/DSU
    CSU/DSU
        communication equipment\:CSU/DSU 
DHCP (Dynamic Host Configuration Protocol) 
dictionary attacks
    attacks:dictionary 
DID (Direct Inward Dialing) 
DiffServ
    QoS:DiffServ 
diffusing computation 
Dijkstra Algorithm 
Disabled state (STP) 
discard-eligible cells
    cells:discard-eligible 
discretionary 
distance vector algorithms
    Bellman-Ford algorithms 
distance vector routing protocols 
    IGRP  [See IGRP ]
distance-vector routing protocols
    RIP  [See RIP]
DLCIs (data-link connection identifiers) 
DLCIs:local significance
    PVCs:DLCIs:local significance 
DLSw+ (Data Link Switching Plus) 
DNS (Domain Name System) 
DOCSIS (Data Over Cable Service Interface Specification) 
DOD (Direct Outward Dialing) 
dotted decimal notation 
Down state (OSPF)
    routers:OSPF:states 
downstream neighbors 
    LANs:Token Ring:downstream neighbor
        Token Ring:downstream neighbor;IEEE 802.5:downstream neighbor 
DRs (designated routers) 
DSL  [See also xDSL ]
    ADSL
        standards 
DSL (Digital Subscriber Line)
    xDSL 
DSLAM (DSL Access Multiplexer) 
DTR (Dedicated Token Ring)
    LANs:Token Ring:DTR
        Token Ring:DTR;IEEE 802.5:DTR 
DUAL (Diffusing Update Algorithm)
    EIGRP:DUAL
        route selection process:EIGRP:DUAL 
dual rings 
duplex modes
    PVCs:duplex modes
        virtual circuits:PVCs:duplex modes 
DWDM (Dense Wave Division Multiplexing)
    fiber optics:DWDM 
DWDM (Dense Wave Division Multiplexing):implementations
    fiber optics:DWDM:implementations
        bandwidth:DWDM implementations 
DWDM:optical amplifier
    fiber optics:DWDM:optical amplifier 
DXC (digital cross connect system) 
dynamic load balancing
    RIP:dynamic load balancing 
dynamic routing algorithms