CISCO Network

CCENT cisco certified entry network technician
CCNA cisco certified network associate
CCDA cisco certified design associate
CCNP cisco certified nertwork professional
CCDP cisco certified design professional
CCIP cisco certified internetwork professional
CCVP cisco certified voice professional = CCNP voice
CCSP cisco certified security professional
CCIE cisco certified internetwork expert
CCIE -> CCNP-> CCNA,CCENT

GBIC Gigabit Interface Converter }
SFP Small Form-factor Pluggable }
PON passive optical network
GPON Gigabit-Capable Passive Optical Network)

MIB management information base
RPS redundancy power system
VTP VLAN Trunking Protocol）
DTP dynamic trunk protocol}
ISL cisco inter-switch link protocol
DISL dynamic isl protocol
ISL inter satellite link
LANE lan emulation
VTY Virtual Teletype Terminal)
CDP Cisco DiscoveryProtocol
CCA Clear Channel Assessment

LDAP lightweight directory access protocol
RADIUS Remote Authentication Dial In User Service
CSMA/CA Carrier Sense Multiple Access with Collision Avoidance
CSMA/CD /CA /BA /CP
RTS ready to send）请求发送
CTS Clear to send
SNR signal noise ratio
EIRP Effective isotropic radiated power/equivalent isotropic

radiated power

DSSS spread spectrum
LLC Logical Link Control
MAC media access control
TKIP Temporal Key Integrity Protocol
WEP wired equivalent privacy
IPS Intrusion Prevention System
EAP enterprise application platform
PSK pre-shared keY
MIC messages integrity check
CBC Cipher-block chaining
CBC Cell Broadcast Centre
CCMP Counter CBC-MAC Protocol
AAA authentication,authorization,accounting
BSA Basic Service Area
IBSS Independent Basic Service Set
ESS Extended Service Set
ESA enterprise service architechure
WZC Wireless Zero Config(WZC)
WMM wifi muti media
LEAP Cisco开发了一种名为轻量级EAP(LEAP或EAP-Cisco)
FHSS Frequency-Hopping Spread Spectrum 跳频技术 ()
SDM security device manager

SLA Service-Level Agreement
KVM kernel-based virtual machine
NUMA non-uniform memmery access
SMP symmetric multi processing
SU/DSU 属于DCE（Data Communication Equipment，数据通信设备）
CSU Channel Service Unit,通道服务单元）
DSU DIgital Services Unit数据业务单元（）
CATV Community Antenna Television
CPE Customer Premise Equipment 客户终端设备/用户驻地设备

PSTN public switched telephone network
FR frame relay
ESD electro-static discharge
OTP one-time password
FCS frame check serial
PDU protocol data unit
IANA the internet assigned numbers authority
ICANN inernet corporation for assigned names and numbers
CIDR classless inter-domain routing
IETF the internet engineering task force
MTU maximum transmission unit
RTT round-trip time
SRTT smooth round-trip time
P-Bank Physical Bank
ICMP Internet Control Message Protocol）
SOF Start-of-Frame
UTP Unshilded Twisted Pair)
STP Shielded Twisted Pair)
RJ register jack
VLSM variable length subnet mask
DUAL diffusing update algorithm
IPX internetwork packet exchange protocol

ISAKMP internet密钥交换协议
IKE internet key exchange
RIP routing information protocol
EIGRP enhanced internal gateway routing protocol
enhanced interior

gateway routing protocol
OSPF open shortest path first
IGP interior gateway protocol
AS autonomous system
CLNS connectionless network service
XAUTH
OAUTH open authorization
GRE generic routing encapsulation
DRP disaster recovery planning
SDF standard delay format/special data format
three times handshake；three-way handshake
SYN Synchronize Sequence Numbers
ACK Ackowledgement
CWS crowded window size

DVRP distance-vector routing protocol
LSRP link-state routing protocol
LSA link-state advitisement
BGP Border Gateway Protocol, BGP
IS-IS Intermediate system to intermediate system
CAM Context Addressable Memory
EIA electronic industry association
EMI electro magnito interference
RFI radio frequency interference
positive voltage = true voltage
NSAP network service access point
POST power on self test
TACACS terminal access controller access-control system
TDR time domain reflectometer

DAS Decentralized autonomous society, DAS
Dapp Decentralized applications, Dapp
FPGA Field Programmable Gate Array
ASIC application specific integrated circuit

MSB most significant bit
LSB least significant bit
DTE data terminal equipment
DCE date communication equipment
LAPF Link Access Procedure for Frame mode services
CO central office 中央局 / centrax office
DSLAM digital subscriber line access mutiplexer
DBS database system

DSL digital subscriber line
ADSL asymchronous digital subscriber line
CDSL consumer dsl
VDSL very-high-bit-rate dsl
SDSL sychronous dsl
HDSL high-speed dsl
IDSL isdn dsl
G.shdsl group. Single-pair High-speed Digital Subscriber Line

PBE Private Branch Exchange
RSVP Resource Reservation Protocol
LCP link control protocol
NCP network control protol
PVC Permanent Virtual Circuit
SVC Switching Virtual Circuit
DLCI Data Link Connection Identifier
AD administrative distance
WCCP Web Cache Communication Protocol
SNAP sub net access protocol
FreeBSD

PoS proof of stake
Pow proof of work
ICOs Initial Coin Offerings)
dBTF
共识机制
dBFT算法在实用拜占庭容错共识（PBFT

SIMD Single Instruction Multiple Data
SSE Streaming SIMD Extensions
tera peta exa bronto
MIT Massachusetts Institute of Technology
GCC GNU C Compiler(gcc)
FSF Free Software Foundation
GNU GNU’s Not Unix
AL Assembly language
POSIX Portable Operating System Interface可携式操作系统接口()
LSB Linux Standard Base (LSB)
FHS Filesystem Hierarchy Standard (FHS)

IPC$ Internet Process Connection)
TLDP The Linux Documentation Project
PS/2 Personal System 2
GNU GRUB（GRand Unified Bootloader简称“GRUB”）
UTC Coordinated Universal Time

ACPI Advanced Configuration and Power Interface)
I node Index node
USR /usr 是 Unix Software Resource
BPDU Bridge Protocol Data Unit
RMON Remote Network Monitoring
SMB server message block
VMPS VLAN Management Policy Server,VMPS
PRI Primary Rate Interface

SAID Security Association Identifier (Cisco) 安全协会的标识符(思

科)
SAID Service Agreement ID 服务协议的ID
BCR 超额认购率(Bid-to-cover ratio
PVST Per-VLAN Spanning Tree
RSTP rapid stp
PVRST per-vlan rapid stp
MSTP multi stp
VID vlan id

EAP Extensible Authentication Protocol的缩写，
EAPOL EAP OVER LAN )
TR token ring
NSSA no-so-stubby area
ABR Area Border Router / Associativity-Based Routing(ABR)
ASBR autonumous system border router
DR designated router
BDR backup designated router
MD5 Message Digest Algorithm
RSAT Remote Server Administration Tools
yum Yellow dog Updater, Modified
RPM RedHat Package Manager
PDM protocol dependent modules
RTO retransport time out
AD advertisement distance
FD feasible distance
SIA Stuck-in-Active路由器太忙无法回答查询,这通常是路由cpu的使用率

过高，或者趾器的内存不够，无法分配用于处理查询或追寻应答分组所需的内存
RTP Reliable Transport Protocol RTP
FSM finite-state machine DUAL FSM
FC Feasibility Condition，FC
Loop-Free Route
Unequal Cost Path Load Balancing
SMF single mode fiber, yellow
MMF multi mode fiber, green\oringe
RPC Remote Procedure Call Protocol
CAR Committed Access Rate

Well known ports/Registered ports/Dynamic and|or pravate ports

PME Photomagneto Electric Effect
PME Properties-Method-Event

ip http authentication local
ip http timeout-policy 600 life 86400 requests 10000