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Here are some of the animated tutorials in TECHtionary:
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About TECHtionary
A/B Bits in T-1 signaling
Access-Edge Routers
ADM-Add-Drop Multiplexer-Optical
ARP-Address Resolution Protocol
ARP and RARP-Reverse ARP Packet
Aerial Plant
Akami-Content Delivery
AMI-Alternate Mark Inversion”;
AM-Modulation”;
ASK-Amplitude Shift Keying”;
Analog-Digital Basics “;
Analog Signal: Transmission Network”;
Answer Supervision”;
ASP-Application Service Provider”;
ASP: Top-10 Opportunities”;
Aspect Ratio-Video Scanning Technology”;
Array Proxy Server-Hierarchical “;
Asymmetrical-Symmetrical”;
ATU-Asymmetrical Transceiver Unit “;
Asynchronous Data Transmission”;
Async-Plesio-Sync-Isochronous “;
ATM-Asynchronous Transfer Mode Cell”;
ATM Cell with MPLS Label”;
AAL-ATM Adaptation Layer”;
ATM Multi-Service Switches”;
ATM Tutorial-UNI-NNI, etc.”;
ATM-Virtual Paths & Channels”;
Auth-X”;
ACD-Automatic Call Distributor”;
Automatic Callback – CLASS Feature “;
ANI-Automatic Number Identification”;
ASON-Automatic Switched Optical Network”;
AS-Autonomous Systems
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB
Block”;
Backhaul”;
Back-off Window-CSMA-CD”;
Backplane “;
BECN-Backward Explicit Congestion NOtification “;
Bag-Telephone Pole Connector”;
Bandwidth Hertz/cycles”;
Bandwidth options”;
Bandwidth-DSL “;
Bandwidth-POTs “;
Baseband modulation “;
Battery-Backup-UPS-Uninterruptable-Universal Power Supply”;
Baud – Baudot – Hertz”;
BNC-Bayonet Neil Concelman Connector”;
BNC example at work”;
BICC-Bearer Independent Call Control “;
BPSK-Binary Phase Shift Keying – FSK-PAM”;
Birefringence”;
BISYNC-BInary SYNChronous”;
Bit”;
Bit coding-encoding”;
BER-Bit Error Rate”;
Bit Padding, Stuffing 0-Bit Insertion”;
BPRZ-B3ZS-B8ZS-Bi-Polar 3/8 Zero Subsitution”;
Blade Server-RAID-Server “;
Bluetooth”;
BGP-Border Gateway Protocol”;
BGP: AS-Autonomous Systems”;
BGP: Closest Neighbor Preference”;
BGP: Community”;
BGP: Confederations (Interior AS)”;
BGP: Confederations, Benefits of”;
BGP: Local-Preference”;
BGP: Lowest IP Preference”;
BGP: Lowest Origin Type-Value”;
BGP: MED-Multi-Exit Descriminator”;
BGP: MED: External-Internal Preference”;
BGP: Next Hop Attribute”;3
BGP: Origin Attribute”;
BGP: Peer Group”;
BGP: Road Rules (Routing)”;
BGP: Route Availability”;
BGP: Route Theory”;
BGP: Selection Processes”;
BGP: Shortest Path”;
BGP: Explain \”Speak\””;
BGP: Weight or Metric”;
Border Internal Gateway Protocol”;
Boring-Cable Trenching”;
BORSCHT-Central Office Switching”;
Bridge-Tap (large file)”;
Bridge Loop – VLAN”;
Broadband modulation “;
Broadcasting-Multi-Unicasting”;
Bubble Switch: Optical”;
Building Wiring Tutorial”;
Bursty data “;
Bus (PC) Architecture “;
Bus Topology – Star, Ring-Loop, etc.”;
Business-Residential Lines “;
Business Lines/Trunks – T1-ISDN “;
Busy Hour Studies – basics “;
Byte or Octet”;
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
Cable Connections LAN “;
CEV-Cable Equipment Vault”;
Cable Modem ISP Access (CATV)”;
CMTR-Cable Modem Telco Return”;
CMTS-Cable Modem Termination System”;
Cache-Content-Case Study “;
Cache-Proxy Server-Overview “;
Cache – Satellite”;
Call Block/Trace/Priority/Callback “;
Call Center – ACD”;
Call Waiting”;
Call Waiting Internet”;
CallerID”;
Call Sequencer-ACD-Automatic Call Distributor”;
Carrier Hotel”;
CSMA-CD-Carrier Sense Multiple Access”;
Casting”;
CAT5-Category 5 Twisted-Pair Wiring”;
Cell: ATM”;
Cell: ATM with MPLS Label”;
Cell: Padding”;
Centrex-CENTral office EXchange”;
Centrex-IP Switching”;
CO-Central Office-overview”;
CO-Central Office Switching”;
CPU-Central Processing Unit Concepts”;
CPU-Functional Processes”;
CHAP-Challenge HAndshake Protocol”;
CAS-Channel Associated Signaling”;
CSU-DSU-Channel Service Unit”;
Channelized Trunks/Channels “;
Chromatic Dispersion”;
Circuit-switching”;
Class 5-4 Central Offices”;
CBQ-Class-Based Queuing”;
CCC-Clear Channel Capability”;
Client-Server Computing”;
CWDM-Coarse Wave Division Multiplexing”;
Coaxial Cable: Thicknet”;
Coaxial Cable: Thinnet”;
Co-channel interference”;
CDMA-Code Division Multiple Access”;
Cold-Hot Potato Routing “;
Collapsed Backbone – Link Aggregation”;
COLO-Co-Locator-Location Facility”;
CIR-Committed Information Rate”;
CLLI-Common Language Location”;
CM-Communicatons Module (5ESS)”;
Community (BGP)”;
CATV-Community Antenna TeleVision”;
CATV: Next Generation Network”;
CATV-Amplifier”;
CATV-Cable House Drop”;
CATV-Cable Modem Frequencies”;
CATV-Cable Tap”;
CATV-HFC converter & coupler”;
CATV-ONI-Optical Network Interface”;
CCI-Co-Channel Interference”;
CCK-Complimentary Code Keying”;
CLEC-Competitive Local Exchange Carrier “;
CODEC-COmpression-DECompression”;
CTI-Computer Telephony Integration”;
Concatentation”;
Coding: T1-BPRZ-AMI-B8ZS”;
Conduit – Building Wiring Tutorial”;
Confederation(s): Explain”;
Confederations, Benefits of”;
Connection-Oriented Connection-Less”;
Connector: BNC”;
Connector: RJ-45″;
“Connector: RJ-48 “;
Constellations-QAM/QPSK “;
Contention Window-CSMA-CD”;
Cookies, getting a good fortune”;
CR-LDP Constraint Based Routing Label Distribution “;
CR-LDP (MPLS signaling) “;
Content Distribution Networks “;
Content Proxy Server “;
Content Case Study “;
Convergence-Route Flapping”;
Crossbar Switch – Circa 1936″;
Cross Box”;
Crossbar Versus Bus Topology “;
Crossconnect-Digital Access”;
CrossOver LAN Cable”;
Crosstalk-RFI-Radio Frequency Interference “;
CLASS-Custom Local Area Signaling Services “;
Cut-Through LAN Cable “;
Cycles-Hertz”;
Cylinder-Hard Drive “;
CRC-Cyclic Redundancy Check “;
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
D4 Superframes – Extended “;
Dark Fiber-POS-Packet-ring Over SONET”;
DB-9 Data Bus 9 Connector “;
DCE-Data Communications Equipment “;
Data Encapsulation “;
DES-Data Encryption Standard “;
DLCI-Data Link Connection Identifier”;
Data Packet – basics (packaging)”;
Data Routing”;
DOCSIS-Data Over Cable Service Interface Specifications”;
DSU-CSU Data Service Unit”;
DTE-Data Termination Equipment “;
DIA-Dedicated Internet Access “;
Delay Dial signaling “;
Demarc-Demarcation-66 Block”;
DOS-Denial of Service-Spoofing”;
DWDM-Dense Wave Division Multiplexing”;
DWDM Switch – Example”;
DWDM-SONET-SDH”;
Dialback – fault-tolerant backup”;
DNIS-Dialed Number Identification Service”;
Dial-in-MODEM-MOdulator-DEModulator”;
Dial-in-RADIUS-RAS-Remote Access Dial-In User Service “;
Dial-Rotary – Dial M For Murder-Video”;
Dial-Stepper – Dial M For Murder-Video”;
Diameter Protocol”;
Differential Data Transmission”;
DGD-Differential Group Delay”;
DiffServ-Differentiated Services”;
DiffServ – At Work”;
Digital-Analog Basics “;
DACS-Digital Access Crossconnect”;
DAFS-Digital Access File System”;
D-AMPS-Digital Advanced Mobile Phone “;
DAM-Digital Asset Management”;
Digital Certificates “;
DLC-Digital Loop Carrier”;
Digital Signal: Transmission Network”;
DS1-Digital Subscriber Level 1-T1″;
DS3-T3-Frame – T-2″;
DSL-Digital Subscriber Line Details”;
DSL-Bandwidth “;
DSLAM-DSL Access Multiplexer-Basics”;
DSLAM-DSL Access Multiplexer-Details”;
xDSL & POTS access to the ISP”;
Digitizing “;
DBS-Direct Broadcast Satellite”;
DID-Direct Inward Dialing”;
DSSS-Direct Sequence Spread Spectrum”;
Directional CATV coupler (large file)”;
Disco-nnected”;
DSF-Dispersion Shifted Fiber”;
Distance Vector Routing Protocols”;
DVMRP-Distance Vector Multicast Routing Protocol”;
DQDB-Distributed Queue Dual Bus”;
DNS-Domain Name Service-Server”;
DTMF-Dual Tone Multi-Frequency”;
DPSK/DQPSK-Dual Binary-Quadrature Phase Shift Keying “;
Dumb Terminal-Telnet, SLIP”;
DTM-Dynamic Transfer Mode”;
EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE
802.1p/q Ethernet with QoS”;
802.1d Transparent bridging”;
802.11a/b/g Wi-Fi-Wireless Fidelity”;
802.16 Ultra-Wide Bandwidth”;
802.17 Resilient Packet Ring”;
802.1x-Auth-X”;
E-commerce Case Study”;
Edge-Access Routers”;
E-Learning Content Case Study “;
Electrical Breaker-Backup Generator”;
Electro-Magnetic Noise Signal-to-Noise “;
Email-SMTP-Simple Mail Transport Protocol “;
Encapsulation-Introduction”;
Encapsulation-IP”;
ESP-Encapsulation Security Payload”;
Encoding – bit”;
EO-End Office (large file)”;
Erlang-Poisson “;
Encryption-Public-Private “;
Erbium Doped Laser Amplifier”;
Ethernet: Metro”;
Ethernet: Thin-net”;
Ethernet: 10BASE-T”;
EoMPLS-Ethernet Over MPLS”;
Ethernet Packet”;
Ethernet: Gigabit Frame-Packet”;
Ethernet-Packet-ring Over SONET”;
Ethernet: Thin-net”;
Ethernet: 10BASE-T”;
Ethernet: Comparison 1 & 10 Gigabit”;
Ethernet Virtual Connections”;
Exabyte”;
Explicit-Source Routing “;
ESF-Extended Super Frame “;
EAP-Extensible Authentication Protocol”;
Exterior Gateway Routing Protocols “;
Extranet-Intranet “;
Extreme UltraViolet Lithography “;
FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
4B/5B encoding”;
4-Wire-2-Wire Loops – Introduction”;
40 Gigabit interface”;
FAS-NFAS-Facility Associated Signaling”;
FEXT-Far End Cross Talk”;
FARSITE-Global Storage Concept”;
FCAPS-Fault-Configuration-Accounting”;
FC-Fiber Channel-iFCP, FCIP, iSCSI”;
FDDI-Fiber Distributed Data Interface”;
Fiber-Optic: Chromatic Dispersion”;
Fiber-Optic: Modal Dispersion”;
Fiber-Optic Cable: What is it?”;
Fiber-Optic Cable: Single-mode”;
Fiber-Optic Cable: Multi-mode”;
FTTH/C-Fiber-To-The-Home/Curb”;
FTP-File Transfer Protocol”;
Firewall-Mantraps”;
Firewire – IEEE 1394″;
Flags – Asynchronous Data “;
Flapping-Convergence”;
Flashhook signaling “;
Flooding in content delivery nets”;
Flow Control”;
FA-Foreign Agent-Mobile IP”;
FX-Foreign eXchange”;
FECN-Forward Explicit Congestion NOtification “;
FEC-MPLS Forwarding Equivalence Classes “;
Frame Relay Tutorial “;
FRAD-Frame Relay Access Device “;
Frame Relay Frame “;
Frame Relay CIR-Committed Information Rate”;
Frame with MPLS “;
Frame Relay Pricing Elements “;
Frame: X-25 “;
Framing Bits – T-1-ISDN-PRI “;
FSO-Free Space Optics “;
Frequency “;
Frequency – Hertz”;
FDD-Frequency Division Duplexing “;
FDM-Frequency Division Multiplexing “;
Frequency Hopping – CDMA “;
FM-Frequency Modulation”;
Frequency Pattern Cell Re-Use “;
FSK-Frequency Shift Keying – PSK-PAM”;
FBTC-Fused Bioconical Tapered optical Coupler “;
GGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG
G.7xx – Audio & H.323 – Multi-Media”;
GMLC-Gateway Mobile Location Center”;
GMSK-Gaussian Minimum Shift Keying”;
GPRS-General Packet Radio Service”;
GPRS-TDMA – Time Slots-Frames”;
GMPLS – Generalized MPLS”;
GFP-Generic Framing Procedure”;
GRE-Generic Routing Encapsulation”;
GRE in action”;
GEO-Geo-synchronous Orbit”;
Gigabyte”;
GE-Gigabit Ethernet Frame-Packet”;
Gigabit ethernet LAN Service”;
Global Storage Concept-FARSITE”;
Googolbyte”;
GSM-Global Standard for Mobile”;
GSM-TDMA-Time Division Multiple Access”;
Grid Services Architecture”;
GRID-GARA-SNAP-Protocol”;
Grooming – Optical Crossconnect”;
Ground Start Signaling “;
Guardband-FDM-Frequency Division Multiplexing “;
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
H.323 – Multi-Media conferencing”;
Half-Tap-Bridge-Tap (large file)”;
Handshaking – Modem Communications”;
Hard Drive”;
Hard Drive-Cylinder “;
Headend-CATV-Community Antenna TeleVision”;
Heatsink”;
Hertz”;
Hidden Station Problem Wireless LAN”;
Hierarchical Proxy Server-Array “;
Hierarchical Topology “;
HDLC-High-level Data Link Control”;
HDTV-HDMI-High Definition Television Multimedia”;
HUNE-High-frequency Unbundled Network Element”;
HA-Home Agent-Mobile IP”;
HLR-SS7 Home-Visitor Location Register”;
HomeRF-Radio Frequency-Superframe-Subframes”;
Homing-Single-Multi “;
Honeypot-Network Intrusion”;
Hop-by-Hop & Explicit-Source Routing “;
Hoot-n-Holler multicast networks “;
Hot-Cold Potato Routing “;
Hubs”;
Hub go-ahead topology”;
HFC-Hybrid Fiber Coaxial network”;
HFC-CATV converter”;
HTTP-Hyper-Text Transfer Protocol”;
IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII
Immediate Start signaling “;
Inband signaling “;
ILEC-Incumbent Local Exchange Carrier “;
Infiniband-DAFS-Digital Access File System”;
IGBT-Insolated Gate Bipolar Transistor”;
IM-Instant Messaging “;
IAD-Integrated Access Device “;
IAS-Integrated Access Service “;
ISDN:Integrated Services Digital Network vs POTs-Plain Old Telephone Service”;
ISDN-Integrated Services Digital Network – BRI”;
ISDN: BRI-Basic Rate Interface Packet”;
D-Data-Delta Channel”;
ISDN: FAS-NFAS-Facility Associated Signaling”;
ISDN: Packet Format”;
ISDN: PRI-Primary Rate Interface”;
IVR-Interactive Voice Response”;
IFS-Inter-Frame Spacing – CSMA-CD”;
Interlaced Scanning – video”;
IGRP-Interior Gateway Routing Protocols”;
IMT-Inter-Machine Trunk “;
IDF-Intermediate Distribution Frame “;
Internet-Introduction”;
Internet-AS-Autonomous Systems”;
ICW-Internet Call Waiting”;
Internet Centrex-IP Switching”;
Internet Address Classes A-B-C-D-E”;
ICAP-Internet Content Application Protocol “;
ICMP-Internet Control Message Protocol “;
IDC-Internet Data Center”;
Internet Edge-Access Routers”;
IeX-Internet exchange Points”;
iFCP-Internet Fiber Channel-iFCP, FCIP, iSCSI”;
IGMP-Internet Group Management Protocol “;
IGMP at work “;
IKE-Internet Key Exchange”;
IKE-ESP-Ecapulation Security Payload”;
IPv4-Internet Protocol Version 4″;
IPv4 Packet with Diffserv”;
IPv4-MPLS-Multi-Protocol Label Switching”;
IPSec-Internet Protocol Security”;
IPv6-IP Packet Version 6″;
lIPX-Internetwork Packet Exchange Packet”;
lISP-Internet Service Providers: How They Work”;
ISCSI-Internet Small Computer System Interface”;
ITAD-Internet Telephony Administrative Domain “;
Intranet-Extranet”;
Iso-Sync-Async-Plesio “;
IMUX-Inverse Multiplexer”;
JJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJ
Jacks and Cable Connectors”;
JFK-Just For Keying (IP Security)”;
KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK
Keep Alive packets”;
KSU-KTS-Key System Unit-Telephone System”;
KVM-Keyboard Video Mouse Switch”;
Keys Public-Private”;
Kilobyte (KB)”;
LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL
LASERs/LEDs-Light Emitting Diodes “;
Layer 1: Physical OSI Model”;
Layer 2: Data Link OSI Model”;
Layer 2: L2TP Tunneling Protocol”;
Layer 2 versus Layer 3 VPNs”;
Layer 3: Network OSI Model”;
Layer 4: Tranport OSI Model”;
Layer 5: Session OSI Model”;
Layer 6: Presentation OSI Model”;
Layer 7: Application OSI Model”;
Leaf & Root in Ethernet Virtual Connections”;
Least Significant Bit signaling”;
Line-Loops and Trunks”;
LOS-Line of Sight & Muti-path “;
LFAP-Lightweight Flow Admission Protocol”;
LAPD/B-Link Access Protocol B/D-channel”;
LAPD-Link Access Procedure SONET”;
Link Aggregation – Collapsed Backbone”;
LCAS-Link Capacity Adjustment Scheme”;
Link State Routing Protocol”;
Liquid-Crystal Switch: Optical”;
Load Balancing Server”;
Loading Coil – Loaded Lines “;
LATA-Local Access Transport Area “;
LAN-Local Area Network Cable Connections”;
LAN Segments”;
LAN Switch”;
LAN Switch – Tutorial “;
LAN Switching”;
LAN: TLS-Transparent LAN Service”;
LEC-Local Exchange Carrier “;
Local Loop – Introduction “;
Local Loop-UNE-Unbundled Network “;
LMDS-Local Multipoint Distribution Service”;
LNP-Local Number Portability “;
Location Server “;
LLC-802.2 Logical Link Control “;
LD-Long Distance”;
Loop Start Signaling “;
Loop Topology – Star, Ring”;
Loop-Line Sharing-Splitting”;
LEO-Low Earth Orbit”;
MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MDF-Main Distribution Frame “;
Managed Services-VLANs “;
MIB-Management Information Base “;
MIB another view”;
Manchester coding – NRZ-NRZI”;
Mantrap-Firewall “;
MAC-Media Access Control Addressing “;
MAC-Media Access Control CSMA-CD”;
MDI-Media Dependent Interface”;
MDIX-Media Dependent Interface Crossed (X)”;
MGC-Media Gateway Controllers”;
Medium Earth Orbit (MEO)”;
MEGACO-MEdia GAteway COntrol”;
Media Gateways in action “;
Megabyte (MB)”;
Mesh-String-Ring-Collapsed Ring Networks”;
MOSFET-Metal-Oxide-Semiconductor”;
Meters-Markers-DiffServ”;
Metrospace Ethernet”;
MAE-Metropolitan Area Ethernet”;
MEMS-Micro-Electro Mechanical Switch: Optical”;
Microprocessor – Functional Processes”;
Mobile IP-Internet Protocol”;
MLR-SS7 Mobile Location Register”;
MODEM-MOdulator-DEModulator”;
Modem-Handshaking Communications”;
Modem Spoofing-Telnet, SLIP”;
Modulation-AM-FM-PAM”;
MP3-Motion Picture Experts Group”;
Multi-Access-Tenant Router”;
Mbone-Multicast backbone “;
MFO-Multicast Fan Out “;
MOSPF-Multicast Open Shortest Path First”;
Multicast-Packet-ring Over SONET”;
Multicast-PIM-Protocol Independent”;
MSDP-Multicast Source Discovery Protocol”;
Multicasting-Uni-Broadcasting”;
Multicast Trees – Source, Shared “;
MMDS-Multi-channel Multipoint Distribution Service”;
Muti-drop data networks “;
MED: Multi-Exit Descriminator”;
MED: External-Internal Preference”;
Multi-Homing “;
Multi-path wireless transmission “;
MIMO-Multiple Input Multiple Output”;
Multiplexing-Quantizing”;
Mux-Multiplexing “;
Multiplexing Split “;
Multiplexing-Statistical”;
MPLS-Multi-Protocol Label Switching FEC “;
MPLS: Explicit-Source Routing “;
MPLS: Frame with MPLS “;
MPLS: IP Packet-IPv4IPv4 with MPLS”;
MPLS: IP Network Before MPLS”;
MPLS: Label Distribution Protocol (LDP)”;
MPLS: Labeling “;
MPLS: Label Swapping “;
MPLS: LERs & LSR Routers “;
MPLS: LERs-Label Edge Routers & LSRs Talking”;
MPLS: Trunks & Paths”;
MPLS: Trees “;
MPLS-Multi-Protocol Lambda Switching”;
Multi-Service Switching – Intro”;
MSDT-Multi-Systems Digital Terminal”;
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
Nx64 Services Provisioning “;
NACSE-TECHtionary Certification Program”;
NetBios-Network Basic input-output system”;
NAP-Network Access Point”;
NAR-Network Access Register”;
NEXT-Near End Cross Talk”;
Network Address Translation”;
Network Demarcation”;
NIC-Network Interface Card”;
NIC and CSMA-CD-Carrier Sense Multiple Access”;
NIDS-Network Intrusion Detection Systems”;
Networks: Next Generation”;
NOC-Network Operations Center “;
NNI-Network-to-Network Interface-ATM “;
Next Hop Attribute”;
Nonce-Keys Public-Private”;
Noise-SNR-Signal-to-Noise Ratio – RFI-EMI-EMP”;
NRZ-Non-return to Zero & Inverted”;
NDSF-Non-Dispersion Shifted Fiber”;
NZDF-Non-Zero Dispersion Fiber”;
Number Portability “;
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
1FR-1MR-1FB-1MB “;
1x, 1xEX, 1xRTT, 3x, 3G Wireless”;
110-66 Block – MDF-Main Distribution Frame “;
Octet or Byte”;
Off-Net-OnNet”;
OPX-Off Premise eXtension”;
Online Stock Trading”;
OSPF-Open Shortest Path First”;
OSPF-MOSFP- Overview”;
OSI Model-Open Systems Interconnection”;
OSI Model – Explained in more detail”;
OSI Model In A Minute”;
OSI Model with LAN Protocols”;
OSI Model SS7 Layers”;
OSI Model Sub-Layer 1 Concepts”;
OSS-CO-Operational Support Systems”;
OADM-Optical Add/Drop Multiplexer”;
Optical: Array Waveguides”;
Optical: ASON-Automatic Switched”;
Optical Cable: What is it?”;
Optical Cable: Single-mode”;
Optical Cable: Multi-mode”;
Optical: Chromatic Dispersion”;
Optical: Cross Connect”;
Optical: Fused Conical and Optical Couplers “;
Optical: Generic Framing Procedure”;
Optical: Modal Dispersion”;
ONI-Optical Network Interface”;
Optical Switch: Bubble”;
Optical Switch: Example”;
Optical Switch: Liquid-Crystal”;
Optical Switch: MEMS”;
Optical Switch: Thermo-optic”;
Optical Transponder”;
OVPN-Optical Virtual Private Network”;
Optical: WARP-WAvelength Routing Protocol”;
Origin Attribute (BGP)”;
OFDM-Orthogonal Frequency Division Multiplexing”;
Outside Plant (circa 1900)”;
Out-of-band & Inband signaling “;
Outoing business Lines/Trunks – T1-ISDN “;
Overlay Area Codes-LATAs “;
PPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP
Packet: ATM-Asynchronous Transfer Mode”;
Packet: CR-LDP (MPLS signaling) “;
Packet: Diameter Protocol”;
Packet: Ethernet”;
Packet: GFC-Generic Routing Encapsulation”;
Packet: Gigabit Ethernet Frame-Packet”;
Packet: HDLC-High-level Data Link Control “;
Packet: L2TP-Layer 2 Tunneling Protocol”;
Packet: LAPD/B-Link Access Protocol B/D-channel”;
Packet: ISDN-Integrated Services Digital Network”;
Packet: ICMP-Internet Control Message Protocol “;
Packet: IGMP-Internet Group Management Protocol “;
Packet: IP-Internet Protocol Version 4″;
Packet: IPv4 with Diffserv”;
Packet: IPv4IPv4 with MPLS”;
Packet: IP Version 6″;
Packet: IPX-Internetwork Packet Exchange Packet”;
Packet: NetBios”;
Packet: OSPF-Open Shortest Path First”;
Packet: Point to Point Protocol”;
Packet: PPTP-Point to Point Tunneling Protocol”;
Packet: RSVP Description”;
Packet: RIP-Routing Information Protocol”;
Packet: SMB-Server Message Blocks”;
Packet: SNMPv2 “;
Packet: SS7″;
Packet: SCTP-Stream Control”;
Packet: TRIP Keep Alive Header”;
Packet: TRIP Open Header”;
Packet: TRIP Route Header”;
Packet: TRIP Update Header”;
Packet: TCP Protocol”;
Packet: Token Ring”;
Packet: Tunneling Protocol – RFC 1701″;
Packet: UDP Packet”;
PBCC-Packet Binary Convolutional Keying”;
PING-Packet INternet Grouper”;
POS-Packet-ring Over SONET”;
Packet Switching-overview”;
Pair-gain DLC-SLIC-MSDT”;
Parallel-Serial Transmission”;
Parallel power system”;
PON-Passive Optical Network”;
PAP-Password Authentication Protocol”;
PCMCIA-NIC & CSMA-CD”;
Pedestal”;
Peer Group-Border Gateway”;
Peering “;
Peer-to-Peer PC LANs “;
PHB-Per Hop Behavior”;
PVC-Permanent Virtual Circuit”;
PAN-802.15 Personal Area Networks “;
Personal Computer Bus Architecture “;
PC Bus Versus Crossbar “;
PCS-Personal Communications Service”;
Petabyte (PB)”;
Phantom power system”;
PM-Phase Modulation”;
PSK-Phase Shift Keying – FSK-PAM”;
Phontonic Layer – 10/40 gigabit”;
Phonotic Layer Multiplexing”;
Physical Media Sub-Layer 1 Concepts”;
Plesio-Iso-Sync-Asynchronous “;
POTS-Plain Old Telephone Service”;
Plenum – Return Air HVAC “;
Poems – A Few Bytes “;
POP-POT-Point of Presence/Termination “;
Poission-Erlang “;
Polarization Mode Dispersion”;
Policing Traffic-Shaping”;
Policy-QoS Manager”;
Ports-introduction”;
Ports Speeds – Frame Relay “;
Ports-TCP-UDP”;
Power-Packet powerline technology”;
Power-Phantom-Parallel”;
Powerline (electrical) access to ISP”;
Powerline: Spike “;
Powerline: Sag “;
PBX-Private Branch eXchange”;
PBX – indepth”;
PL-Private Line “;
PL-Private Line International”;
PVC-Private Virtual Circuit”;
Progressive Scanning – video”;
Protocol Conversion-Routers”;
PIM-Protocol Independent Multicast”;
Provisioning”;
Proxy Server-Overview “;
Proxy Server-Transparent Cache “;
Proxy Server-DNS “;
Proxy Server-Array-Hierarchical “;
PITN-Public Internet Telephone Network”;
PSTN-Public Switched Telephone Network”;
PSTN-(photos-large File-be patient)”;
PSTN-Offload-Voice-Data Over IP Solution”;
PAM-Pulse Amplitude Modulation – FSK-PSK”;
PCM-Pulse Code Modulation “;
PUNI-Public/Private User-Network “;
Pullcasting in content delivery nets”;
QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ
Q-in-Q Ethernet with QoS”;
QSIG-CAS-Channel Associated Signaling”;
QoS: Quality of Service in BGP”;
QoS: Broadband Content View”;
QoS: Policy Manager “;
QoS: in MPLS”;
QoS: Plannning for”;
Quantizing “;
Quantizing-MP3 “;
QAM-QPSK-Quadrature Amplitude Modulation “;
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
RFI-Radio Frequency Interference-Crosstalk “;
RADIUS-RAS-Remote Access Dial-In User Service “;
RAM-Random Access Memory “;
Rate Centers-LATAs-Overlay Codes “;
Rate Policing”;
RTP-Real Time Transport Protocol “;
RTCP-Real Time Control Protocol “;
RS-232-IEEE 1284-Connectors”;
RS-422-423-485-Multidrop networks”;
RAID-Redundant Array of Independent-inexpensive disk drives “;
RJ-45 Registered Jack Connector”;
RJ-48 Registered Jack Connector “;
RCF-Remote Call Forwarding “;
RC-Remote Control “;
RT-Remote Terminal vault”;
RP-Rendezvous Point (Multicasting)”;
Replication content servers “;
RSVP-ReSerVation Protocol Packet Description”;
RG-Residential Gateways”;
Residential telephone lines “;
RPR-Resilient Packet Rings “;
Reverse Battery signaling “;
RPF-Reverse Path Forwarding”;
Ring Down Circuit”;
Ring Down-OPX-Off Premise eXtension”;
Ring-Collapsed Ring Networks”;
Ring/Progress telephone tones”;
Ripper-MP3-Motion Picture Experts”;
Riser Conduit – MDF-Main Distribution Frame “;
Roaming Wireless Communications”;
Root & Leaf in Virtual Connections”;
Root-Trusted Certificates”;
Rotary Dialing and DTMF-Dual Tone Multi-Frequency”;
Round Robin “;
Routers”;
Routers-Access-Edge”;
Router Multi-Access-Tenant “;
Route Availability”;
Route Theory”;
Router ‘Eyes-On’ Tutorial “;
Routing: Road Rules”;
Routing Basics “;
RIP-Routing Information Protocol”;
SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS
66 Block”;
Sag (Powerline) “;
Sampling-Quantizing-MP3″;
Satellite – Cache”;
Satellite – Direct Broadcast”;
Satellites: Intersatellite links”;
Satellites: Low Earth Orbit (LEO)”;
Satellites: Medium Earth Orbit (MEO)”;
Satellites: Geo-synchronous Orbit (GEO)”;
SCART connector”;
SSL-Secure Sockets Layer(ing)”;
Security Keys Public-Private”;
SAR-Segmentation And Reassembly-ATM”;
Self-Healing SONET-POS-Packet-ring Over SONET”;
Serial-Parallel Transmission”;
SLIP-Serial Line Interface Protocol”;
Server: Introduction”;
Server: Load Balancing”;
Server: Location SIP “;
Server: RADIUS-RAS “;
Server: Blade-RAID “;
SMB: Server Message Blocks”;
SCP-Service Control Point “;
SNAP-Service Negotiation & Acquisition Protocol”;
SIP-Session Initiation Protocol”;
SIP – In Action “;
Shaping-Traffic Policing”;
STP-Shielded Twisted-Pair Wire”;
SMS-SS7 Short Messaging Service”;
SNR-Signal-to-Noise Ratio – RFI-EMI-EMP”;
STP-Signal Transport Point”;
SSP-Signal Switching Point”;
Signaling – Loop-Ground Start”;
SS7-Signaling System 7-Details”;
SS7: Introduction “;
SS7: Home-Visitor Location Register”;
SS7: Packet”;
SS7: A-F Links “;
SS7: OSI Layers”;
Silicon-Strained-Stretched”;
SKIP-Simple Key Exchange IP Protocol”;
SMTP-Simple Mail Transport Protocol “;
SNMP-Simple Network Management Protocol “;
SNMP in more detail”;
SNMPv2 – Message format”;
Simplex “;
Sine wave”;
Slew rate”;
Sliding TCP Window “;
Smurf-DOS-Denial of Service”;
Softswitch-Switching in Software”;
Solutions-Applications Service Provider”;
Solutions-Selling Business Issues”;
Solutions-Selling Call Centers”;
Solutions-Selling Management Issues”;
Solutions-Selling Processes”;
Solutions-Selling Scenarios”;
Solutions-Selling Styles”;
Solutions-Selling Technical Issues”;
Solutions-Selling Virtual Office”;
Spanning Tree in MPLS”;
Spanning Tree in transparent bridging”;
Spanning Tree – Cable Modem Network”;
Spatial beamforming – wireless”;
SDM-Spatial Division Multiplexing”;
Spatial Reuse – RPR “;
Speak: BGP Explain “;
Spike (Powerline) “;
Split Horizons “;
Spoofing: How It Works”;
Spoofing-DOS-Denial of Service”;
Spread Spectrum Frequency Hopping “;
Spread Spectrum-WiFi”;
Star Topology – Loop, Ring”;
SMDR-Station Message Detail Recording”;
Statistical-Multiplexing “;
SCTP-Stream Control Transmission Protocol”;
Streaming video”;
Streaming Satellite Content”;
Stripping – RPR “;
SAN-Storage Area Network “;
Subcarrier”;
SLIC-Subscriber Line Interface Carrier”;
Sub-DLCI-Data Link Connection Indentifier”;
Subnet Mask: Explain subnet mask”;
Subnet Variable Masks”;
Subnet Mask: Explain addressing”;
Submarine Network Architectures”;
Subrate T-3″;
Superframe and Extended Superframe “;
Switch: Crossbar – Circa 1936″;
Switch: LAN”;
Switch: LAN – Tutorial “;
Switch: Optical: Bubble”;
Switch: Optical: MEMS”;
Switch: Optical: Thermo-optic”;
Switch: Optical: Liquid-Crystal”;
Switch: Step-By-Step – Circa 1891″;
SMDS-Switched Multimegabit Data Services”;
SM-Switching Module (5ESS) Central Office”;
Symbol coding 4B/4B FDDI”;
Symmetrical-Asymmetrical”;
Sync-Iso-Async-Plesiochronous “;
SDH-Synchronous Data Hierarchy “;
SDLC-Synchronous Data Link Control “;
SONET-Synchronous Optical NETworks”;
SONET ADM-Add-Drop Multiplexer “;
SONET-SPE-Concatenation “;
SONET & DWDM-Dense Wave Division Multiplexing “;
SONET-Fault-Tolerant Ring”;
SONET OC-Optical Carrier Levels”;
SONET Speeds “;
SONET-SPE-Sonet Payload Envelope “;
SONET VT-Virtual Tributary”;
STM-Synchronous Transmission Mode “;
SIV-System Integrity Verifiers-NIDS”;
TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT
1-10 Gigabit Ethernet”;
10Base-T568A-B-CAT5 Wiring”;
10Gbase-LR/ER/SR/LX4/LW/EW/SW”;
10-100BASE-T Ethernet”;
2B1Q-2 Binary 1 Quaternary”;
2-Wire-4-Wire Loops – Introduction”;
3270-Terminal and Client-Server Computing”;
3GIO-Third Generation Input/Output Interconnect”;
T.120 – H.323 – Multi-Media conferencing”;
Tag-Label MPLS Switching Basics “;
Tandem-Access Tandem CO”;
TRAC-Telco Return Access Concentrator”;
TMN-Telecommunications Management Network”;
Telephone Company”;
Telephone Network (large file)”;
Telephone Pedestal”;
TRIP-Telephony Routing Information Protocol-Clearinghouse “;
TRIP-ENUM-Electronic NUMbers!”;
TRIP-ITAD “;
TRIP Protocol: Keep Alive Header”;
TRIP Protocol: Open Header”;
TRIP Protocol: Route Header”;
TRIP Protocol: Update Header”;
Terabyte (TB)”;
Telnet-TErminal NETwork Emulation”;
TETRA-TErrestrial Trunked Radio”;
Thermo-optic Switch: Optical”;
Tie-Line Tie-Trunk”;
TDD-Time Division Duplexing “;
TDM-Time Division Multiplexing”;
TDMA-Time Division Multiple Access”;
TTL-Time-To-Live “;
Tip & Ring: Originating Call”;
Token Bucket “;
Token Ring Packet”;
Token Ring-Passing network”;
Topology – Bus, Star, Ring-Loop, etc.”;
Topology TRIP Clearinghouse “;
Trace Route-PING-Packet INternet Grouper”;
Transit “;
Transit Another View “;
Translations in CO Switching”;
T1-Transmission Level One”;
T-1 A/B bit signaling”;
T1 Coding Bits “;
T1 Framing Bits “;
T1 Super Trunks-Integrated Access “;
T3-Transmission Level Three & Subrate”;
T2/3-Frame”;
Transmission Network: Analog Signal”;
Transmission Network: Digital Signal”;
TCP-Transmission Control Protocol Packet”;
TCP: How It Works”;
TCP: Packet Processing”;
TCP: Processes”;
TCP: Sliding Window “;
TCP-UDP: Ports”;
TC-Transmission Sublayer One”;
Transparent bridging 802.1d”;
TLS-Transparent LAN Service”;
Transparent Proxy Server”;
Transport Mode – IPSec”;
Trees in MPLS “;
Trees – Source, Shared, Multicast “;
Trenching”;
Trunks – Analog-Digital “;
Trunks/lines Business – in/outbound “;
Tunneling Protocol-RFC 1701″;
Tunneling in action”;
Twisted-Pair Wire: Shielded (STP)”;
TOS-Type of Service”;
Type 1/2 circuits Local Exchange Carrier “;
UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU
UVEL-Ultra-Violet Extreme Lithography “;
UWB-Ultra-Wide Bandwidth-overview”;
UWB-Ultra-Wide Band transmission “;
Un(balanced)-RS-485-Multidrop networks”;
UVL-UCL-Unbundled Loops-Introduction”;
Unbundled Local Loop – more “;
UNE-Unbundled Network Elements”;
UNE-H-High-frequency Unbundled Network Element”;
Unchannelized Trunks/Channels “;
Underground Plant”;
Unicasting-Multi-Broadcasting”;
Unified Messaging/Multi-Media”;
URL-Uniform Resource Locator”;
UPS-Uninterruptable-Universal Power Supply”;
USB-Universal Serial PC Bus”;
USOC-Universal Service Order Codes”;
UTP-Unshielded Twisted-Pair Wire”;
UDP-User Datagram Protocol Packet”;
UDP-TCP Ports”;
UDP Processes”;
UNI-User-Network Interface-NNI-LMI “;
UNI-User-to-Network Interface-ATM “;
__________________________________________________________
VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV
V.90 V.92 MODEM-MOdulator-DEModulator”;
Variable Subnet Masks”;
Video Scanning Technology”;
Video: Streaming”;
Virtual Concatentation”;
VLAN – Virtual LAN”;
VLAN Segment”;
VLAN-Tagged/Untagged Tutorial “;
VO-Virtual Office Solution Selling”;
VPN-Virtual Private Network-Introduction”;
VPN: Public Versus Private”;
VPN: ATM with Multi-Service Switching”;
VPN: Business-Application-Tutorial”;
VPN: Frame Relay Tutorial “;
VPN: Layer 2 versus Layer 3″;
VPN: Service Delivery Models”;
VT-Virtual Tributary-SONET”;
VLR-SS7 Visitor Location Register”;
Voice Call Processing”;
Voice and Video Compression”;
VoIP-Voice Over IP “;
VoIP-Media Gateways “;
VoIP Standards – MP3 – Sampling”;
VRU-Voice Response Unit”;
Voice Routing “;
______________________________________________________________
WWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW
WARP-WAvelength Routing Protocol”;
WAN-Wide Area Networks”;
WIS-10GE WAN Interface Specification”;
WCDMA-Wideband Code Division”;
Wink Start signaling “;
Winning-Thoughts and Sayings”;
Wire: Shielded Twisted-Pair (STP)”;
WAP-Wireless Applications Protocol”;
Wi-Fi Wireless-Fidelity – 802.11a/b/g”;
Wireless: 1x, 1xEX, 1xRTT, 3x, 3G “;
Wireless: CCK, OFDM, PBCC, etc.”;
Wireless: Co-channel interference”;
Wireless: CDMA-Code Division Multiple Access”;
Wireless: GSM-PCS Introduction”;
Wireless: FSO-Free Space Optics “;
Wireless: IP-Internet Protocol”;
Wireless: MMDS-LMDS-satellite Access”;
Wireless: SISO-MIMO”;
Wireless: Number Portability “;
Wireless: SS7-Short Messaging”;
Wireless:TDMA-Time Division Multiple Access”;
Wireless-UWB-Ultra-Wide Band transmission “;
Wrapping-Stripping – RPR “;
_______________________________________________________________
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
X10-Power Line Control System”;
X.25 Frame “;
X.25 Frame-More”;
X.86 Frame Encapsulation”;
xDSL and POTS
_______________________________________________________________
YYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY
Yottabyte
_______________________________________________________________
ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ
Zero (0) Bit Insertion”;
Zero dispersion fiber”;
Z-pack HM Zd connector”;
Zettabyte (ZB)”;