What information do OSPF hello packets contain?（）

单项选择题Which RIP configuration command allows the ERX Edge Router to send Unicast updates to configured neighbors?（）

A.neighbor
B.unicast-neighbor
C.triggered-update
D.passive-interface

单项选择题What is the maximum number of equal-cost paths that can be configured for RIP on an ERX Edge Router?（）

A.4
B.8
C.12
D.16

多项选择题Which two authentication protocols can be configured for RIP on an ERX Edge Router? （）

A.A
B.B
C.C
D.D

单项选择题A RIPv1 Response message includes which of the following fields?（）

A.A
B.B
C.C
D.D

单项选择题Which RIP message type is used to deliver route information to neighbors?（）

A.A
B.B
C.C
D.D