Semester 2
JEOPARDY
WANs & Routers
Robert C. Gates
Devices
Standards Technologies
Routers
Misc.
100
100
100
100
100
200
200
200
200
200
300
300
300
300
300
400
400
400
400
400
500
500
500
500
500
Devices
100
What is a Communications Server?
Devices
200
Has WAN interface Ports
What is a router?
Devices
300
DTE
What is Data Terminal Equipment?
Devices
400
Typically this is service provider
equipment
What is DCE?
Devices
500
Interfaces with T1/E1 services
What is a CSU/DSU?
Standards
100
A physical layer standard that starts with
the letter X
What is X.21?
Standards
200
2 physical layer standards that start
with a V.
What is V.24 and V.35?
Standards
300
Data Link encapsulation that may not be
compatible with different vendors
What is HDLC?
Standards
400
Data link encapsulation with no built-in
error correction?
What Frame Relay?
Standards
500
The Wan DATA Link protocol used for
signaling and call setup on an ISDN D
channel
What is LAPD?
Link Access Procedure D
channel
Technologies
100
Two circuit switched technologies
What is POTS & Narrowband ISDN?
Technologies
200
TDM
What is Time Division Multiplexing?
Technologies
300
Two packet switched services
What is X.25 and Frame Relay?
Technologies
400
Two Cell- switched services
What is ATM & SMDS?
Technologies
500
SONET
What is a Synchronous Optical Network?
Routers
100
Has a CPU, memory interface, and a
bus.
What is a router?
Routers
200
Stores a router’s operating system
Flash memory?
Routers
300
2
What is the minimum number of
interface ports on a router?
Routers
400
Associates a specific router interface with
all unknown destination addresses
What is default route?
Routers
500
What routers route with
What is a routing protocol?
Miscellaneous
100
MTFB
What is a Mean Time Between Failures?
Miscellaneous
200
A network or internetwork that is relatively
self-contained
What is an autonomous system?
Miscellaneous
300
Example of an enterprise LAN
What is the academy Lab Topology?
Miscellaneous
400
Communicates with routers in other
autonomous systems
What is a boundary router?
Miscellaneous
500
What routers do when the network changes
What is converge?