A router receives information about network 192.168.10.0/24 from multiple sources.What will the router consider the most reliable information about the path to that network?（）

Which encapsulation type is a Frame Relay encapsulation type that is supported by Cisco routers?（）

Which IPsec security protocol should be used when confidentiality is required?（）

What is the result of issuing the frame-relay map ip 192.168.1.2 202 broadcast command?（）

At which layer of the OSI model dose PPP perform?（）

An administrator must assign static IP addresses to the servers in a network.For network 192.168.20.24/29, the router is assigned the first usable host address while the sales server is given the last usable host address. Which of the following should be entered into the IP propertied box for the sales server?（）

When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?（）

Which cisco ios command can help to determine the timing of various debug events,relative to each other,when you are debugging a complicated router issue?（）

How are VTP advertisements delivered to switches across the network?（）

Which command displays the CHAP authentication process as it occurs between two routers?（）