聯(lián)網(wǎng)分析網(wǎng)
·對所有主要局域網(wǎng)和廣域網(wǎng)協(xié)議進行解碼
·快速自動配置，易于設置
·與所有運行Windows的筆記本電腦兼容
·WAN分析速率可高達2Wbits
·雙重同時分析（使用多個Domino)以測試網(wǎng)絡設備
·組裝在一起的以太網(wǎng)和令牌環(huán)接口
·雙重同時分析（使用多個Domino)用以測試風絡設備
·對直到第3層地址進行實時硬件濾波
技術規(guī)格;
Hardware
Protocalanalysis processor INMOS T425 transputer,25MHz,32-bit word,RISCarchitecture
Physical interfaces RS232/V.24,V.35,RS449/V.36,RS530,
V.11,E1,T1other in development
Capture memory 3.5MBstandard for all data rates 20MB optional
PCInterface notebook PC via standard bi-directional,or EPPparallel port
Data transfer
Datachannels 1 transmit,2 receive
Clocksignals 2 transmit,3 receive
Protocolsupported by hardware async character orientedbisync,bisnc transparent HDLC/SDLC
Data transmissionmodes asynchronous,synchronous
Datacodes NRZ,NRZI
Character framing 5to 8 bits
Parity even,odd,mark,space,none
Bit sense normal,inverted
Bitorder MSB first,LSB first
Maximumdata rate 2.048 kbit/s,full duplex,99% line utilization
Errorchecking CRC16,CCITT-16,CCITT-32
Timestamping
hardwaretimer 32 Bit
time resolution 32μs
max.timecount before wrap-araound 38.17 hours
LEDs
V-seriesinterfaces TD/103,RD/104,RTS/105,CTS/106,DSR/107
DTR/108,DCD/109,XTC/113,TC/114,RC/115,
RI/125,RL/140,LL/141,TM/142
Color yellow
Turn-onconditon
for unbalanced circuits Vin≧2.4V,static
forbalanced circuits Vab≧0.2V,static
Externaltrigger input and output
Ext.triggerinput 2.5mm audio jack
Triggerset neg.TTL pulse<0.8V
Triggeroff input voltage >2.5V
Minimuminput signal pulse 100ns
Inputimpedance >3kΩ
Maximumimput voltage 25V
Max.inputvoltage referred to ground +42V
Ext.triggeroutput 2.5mm audio jack
Triggerset neg.TTL pulse<0.8V
Notrigger set output voltage>4.5V
Min.outputtrigger signal pulse 0.6μs
Maximumoutput trigger signal pulse 2μs
Maximumoutput current 10mA
Interfaceconnectors
RS232/V.24
Directconnection DB-25 socket
ThroughT-cable to DCE,DB-25 plug(ISO 2110)
to DTE,DB-25 socket(ISO2110)
V.35
Directconnection none
Through T-cable toCDE,AMP,M-34 plug(ISO 2593)
to DTE,DB-15 socket(ISO 2593)
V.11
Directconnection DB-15(socket)
ThroughT-cable to DCE,DB-15 plug(ISO 4903)
to DTE,DB-15 socket(ISO4903 )
RS449/V.36
Directconnection none
ThroughT-cable to DCE,DB-25 plug
to DTE,DB-37 socket
RS530
Directconnection none
ThroughT-cable to DCE,DB-15 plug(ISO 4903)
to DTE,DB-15 socket(ISO4903)
Dimensions
Weight 1.3kg(2.8lib.)peranalyzer
Size 290*230*33mm
11.4*9*1.3inches
Ambienttemperature
Nominal range,use +5℃to 40℃
Storage and transport -20℃to +60℃
Power supplyVia external AC adapter
Nominalranges of use,a.c. line voltage selectable 100 to 240VAC
Nominalrange of use,a.c.frequency 50/60Hz
Powerconsumption 30VA
Safety designedto IEC 1010-1,CSA,UL
Recommendednotebook specifications
CPU i486
RAMmemory 8MB
Floppy drives 1.44MB,3.5"
Harddisk 120MB
Parallelport bi-directional or EPP
Pointingdevice built-in or standalone
Preinstalledsoftware MS DOS 6.x,MS Windows 3.1
