IEEE Standard of CSMA/CD (Carrier Sense Multiple Access, Collision Detection) ? IEEE 802.3
IEEE Standard of Token Ring ? IEEE 802.5
IEEE Standard of Wireless ? IEEE 802.11
IEEE Standard of 100Vglan ?IEEE 802.12
Networking topologies with Single point of failure ? Bus, Star, Ring, (?)
Reliable trunk in unreliable eletricity supply ? CO Analog trunks
Best voice quality ? T1/E1
pmp考试What trunks are digital ? ISDN, T1/E1
Tie trunks supporting UDP ? Digital
Bandwidth of ISDN BRI ? 144 K (2D + 1B)
Bandwidth of ISDN PRI ? 1.544 M (23D + 1B)
Unlimited Polarity for pairs ? CO Ground Start
Trunk can avoid glare ? CO Loop Start (?)
What is Auxiliary connecting to PBX ?
Digital trunks for FAX and Modem, what should be added ?
Why no digital tone for modem but work for phone ? Digital line.
What should ask customer to consider trunks ?
What to do if asked to change configuration but find that the no documentation for the existing configuration ?
Matching (On-hook, Off-hook, Ring) to (AC, DC, Active voice) ?
Command for checking IP address in Win95/98 ? Winipcfg
Port of HTTP ? 80
Port of SMTP ?25
port of telnet?23
port of ftp?21/22
port of snmp 161/162
Color of 15th of 25 pairs ?
Color of RJ 45 ?
Components of LAN ? NIC, RJ45, Hub
Command of Checking paths ?
Command of checking number of nob (?) ?
Framing for ISDN ?
One true IP, what to do ?
Which addresses are private network ?
Components of H.323 ?
WAN protocol between ISPs ?
Devices avoid collision ? Bridge, switch, router
Devices with protocol independent ? Bridge, switch (with MAC)
Packet based WAN protocol ? ATM
Cost saving method for connecting LAN in two building which are several blocks away ? Wireless
Length limit in CAT5 cable ?
Park Call Vs On-Hold VS Camp-On
1.    Know OSPF LSA
a.    LSA 1: Route
b.    LSA 2: Network
c.    LSA ?: summary
d.    LSA 5: external route
2.    standard
a.    Ethernet 802.3
b.    Token Ring: 802.5
c.    Token Bus: 802.4
d.    100Vglan: 802.12
e.    Wireless: 802.11
3.    Know phone feature
a.    Camp on
b.    Call Pick up
c.    Call on Hold
d.    Conference
e.    Call forwarding
4.    Know the different between loop start, ground start and wink start
5.    Routing protocol: Distance Vector vs Link state, hop vs metric vs cost, poison reverse vs split horizon vs hold down timer
6.    Know NEC Electrical Code well (search the web, even the “official document doesn’t mention anything)
7.    Know Tip - Ring 25 pin configuration (search the web, you can find it!)
8.    Know 568B pin assignment (the answers in the test is Wrong)
9.    Frequency for 802.11: 2.4GHz and 5.6GHz
10.    Private IP address: , ,
11.    Number of host in Class A, Class B and Class C network
12.    Broadcast domain vs collision domain, hub vs switch vs router, Layer 1 vs Layer 2 vs Layer 3
13.    Testing equipment: OTDR, protocol analyzer, wireless spectrum tester
14.    Component for H.323: gateway, gatekeeper, MCU….
15.    Auxiliary equipment
16.    bandwidth for PRI and BRI
17.    Structure cabling: IDF vs MDF vs D mark
18.    bipolar vs red alarm vs others?
19.    Know Frame Relay: FRAD, LMI, DLCI, FECN
20.    Connection oriented vs connectionless
21.    winipcfg vs tracert vs ping
22.    Finally, good luck

版权声明：本站内容均来自互联网，仅供演示用，请勿用于商业和其他非法用途。如果侵犯了您的权益请与我们联系QQ:729038198，我们将在24小时内删除。