What is true when using DDR?
A.) HDLC is the preferred encapsulation
B.) You must use static routing
C.) You should use dynamic routing
D.) You should use ISDN
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Answer: B
When using Dial Demand Routing (DDR), static routes must be
specified in
order to route packets.
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What is the purpose of Split Horizon? A.) It prevents the regular update messages from reinstating a route that has gone down B.) Information received on an interface cannot be sent back out the same interface C.) Informs all neighbor routers that two routes exist D.) Tells the router the destination is unreachable
As the system administrator, you type "ppp authentication chap pap secret". Which authentication method is used first in setting up a session? A. secret B. PAP C. CHAP D. PPP/SLIP
what is the difference b/w pap and chap,and give comand to configure pap cahp on two router r1 and r2,
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What does a router change in a packet when it forwards a packet to the next hop? * A: Destination physical address * B: Destination network address * C: Destination network address and the destination physical address
What is the beaconing?
IP extended access lists use which of the following as a basis for permitting or denying packets? A.) destination address B.) all of the above C.) protocol D.) source address E.) port
The "ipx delay number" command will allow an administrator to change the default settings. What are the default settings? A. For LAN interfaces, one tick; for WAN interfaces, six ticks B. For LAN interfaces, six ticks; for WAN interfaces, one tick C. For LAN interfaces, zero ticks; for WAN interfaces, five ticks D. For LAN interfaces, five ticks; for WAN interfaces, zero Ticks
LAN stands for which of the following? A.) Local Area Network B.) Local Arena Network C.) Local Area News D.) Logical Area Network
What is a digital certificate?
What is subnetting and supernetting and its uses?
CCNA 
