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Chapter 7
BGP's Basic Components
5.
Which of the following BGP types runs outside of an AS?
A.
oBGP
B.
iBGP
C.
eBGP
D.
xBGP
6.
Interior routing protocols operate at what layer of the OSI Reference
Model?
A.
Shared layer
B.
Network layer
C.
Data Link layer
D.
Physical layer
E.
Routing layer
7.
When an AS must traverse another AS to get to its destination, the tra-
versed AS is called which of the following?
A.
Complete AS
B.
Forwarding AS
C.
Transit AS
D.
Transistor AS
8.
BGP uses which of the following TCP ports to open a session with
another BGP peer?
A.
Port 20
B.
Port 21
C.
Port 80
D.
Port 179
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