How many questions are on the CCNA final exam?
The CCNA exam includes 50-60 questions and takes 90 minutes to complete. Even if you are well-prepared, answering that many questions in such a short period of time can be stressful.
Which technology creates a mapping of public IP addresses for remote tunnel spokes in a DMVPN configuration?
The hub router will dynamically accept spoke routers. The routers will use a NHRP registration request message to register their public IP addresses to the hub. The hub, our NHRP server will create a mapping between the public IP addresses and the IP addresses of the tunnel interfaces.
What device is needed at a central office to aggregate many digital subscriber lines from customers?
subscriber line access multiplexer
Digital subscriber line (DSL) is a transmission technology that achieves high speeds over existing twisted pair lines. To provide DSL service, a provider installs a digital subscriber line access multiplexer (DSLAM) at the company central office (CO). This is used to aggregate multiple customer DSL lines.
What is difference between DMVPN and site to site VPN?
While a VPN acts as a connector between remote sites and HQ, or between different branches, the DMVPN creates a mesh VPN protocol that can be applied selectively to connections being utilized in the business already.
What should be done immediately after a CPU is latched in and screwed down to a laptop motherboard?
What should be done immediately after a CPU is latched in and screwed down to a laptop motherboard? The locked down CPU should be protected with thermal paste.
What happens immediately after two OSPF routers have exchanged Hello packets and have formed a neighbor adjacency?
What happens immediately after two OSPF routers have exchanged hello packets and have formed a neighbor adjacency? They exchange abbreviated lists of their LSDBs.