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Identify 2 features of X.25?
A.) Supports only IP
B.) Utilizes switched and permanent virtual circuits
C.) Contains minimal flow control and error recovery
D.) Utilizes LAPB as it's data-link protocol
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Answer / roop&
no error & no flowcontrol-------(C)
and since its connection-oriented (B)
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Answer / roop&
B.) & D.)
& since no flow control and recovery
Sorry for the above...
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Your Ethernet interface currently has the IP address of 1.1.1.1/24. You would like it to have a second IP address of 2.2.2.2/24. Which command will do that? A.) ip address 1.1.1.1 2.2.2.2 255.255.255.0 B.) ip address 2.2.2.2 255.255.255.0 secondary C.) ip address 2.2.2.2 255.255.255.0 D.) This cannot be done, you can only have 1 IP address per physical interface. E.) ip address 2.2.2.2 /24
Define the virtual channel?
What is the standard ISDN term for a non-native analog telephone? A.) TE1 B.) TA C.) LE D.) TE2 E.) ET
What is the default CDP broadcast update rate for Cisco routers? A.) 120 seconds B.) 60 seconds C.) 30 seconds D.) 90 seconds
thnx jitender...its me shridh...m working for SG ltd..the situation iz like ths -at a specific time in our company the internet connectivity goes off...v hav two networks in our company...but out of it only one link goes down for 5-10 sec...a fastethernet port becomes down for few sec and automatically becomes Up... Is this occures becoz of Power?? If yes thn y the 2nd network is not affected?? plz tel me jitender how to resolve ths problem? as u sd loop in switch is the primary cause of ths....i wanna know how to resolve it...thnx for ur replys jitender sinha.
Identify the type of hardware required to connect a Token ring network to an Ethernet network? A.) Repeater B.) TR-Enet C.) Router D.) Token Ring to Ethernet translation hub
Which two solutions are used to reduce the chance of distance vector routing loops? (choose two) A. split horizon B. route poison C. area hierarchies D. link state algorithms
How many valid ip will b in /21 in route summarization?
Which layer is responsible for flow control, acknowledgement, and windowing? A.) Transport B.) Network C.) Application D.) Session E.) Physical F.) Data Link
bWhich form of PPP error detection on Cisco routers monitors data dropped on a link? A. Quality B. Magic Number C. Error Monitor D. Droplink
Which protocols are link states?
Identify 3 characteristics of IP RIP? A.) Distance vector B.) Administrative distance is 120 C.) Periodic updates every 60 seconds D.) Uses a composite metric E.) Can load balance
CCNA 
