Which of the following routing protocols support the use of VLSM (Variable Length Subnet Masking)?（）
第1题：
A. Discontiguous subnets are not allowed.
B. Variable length subnet masks are allowed.
C. RIP v1 is a classless routing protocol.
D. IGRP supports classless routing within the same autonomous system.
E. RIP v2 supports classless routing.
第2题：
You need to implement the use of a routing protocol that meets the followingrequirements:1. Converges quickly2. Supports VLSM, CIDR, IP, and IPX.3. Uses minimal bandwidth for routing updates.Which one of the following routing protocols would be the best choice?（）
A. RIPv1
B. RIPv2
C. IGRP
D. OSPF
E. EIGRP
第3题：
VLSM的含义是()。
A.Variable Length Subnet Masking
B.Variable Length Shortest Masking
C.Very Long/Shortest Masking
D.Variable Long Subnet Masking
第4题：
Which of the routing protocols shown below support both VLSM and route summarization?（）
第5题：
A. RIPv1
B. EIGRP
C. OSPF
D. IGRP
E. RIPv2
第6题：
A.RIPv1
B.RIPv2
C.EIGRP
D.IGRP
E.OSPF
F.VLSM
第7题：
A. RIPv1
B. IGRP
C. EIGRP
D. OSPF
E. IS-IS
F. RIPv2
第8题：
A. The use of discontiguous subnets is not allowed
B. The use of variable length subnet masks is permitted
C. RIP v1 is a classless routing protocol
D. IGRP supports classless routing within the same autonomous system
E. RIP v2 supports classless routing
第9题：
A. classful routing protocol
B. variable-length subnet masks
C. broadcast addressing
D. manual route summarization
E. uses SPF algorithm to compute path
第10题：
Non-contiguous networks can pose a problem for network reachability in certain circumstances. Which of the following routing protocols have means of minimizing the risk?（）