1.
To eliminate the need for adjacent routers on broadcast networks to form n(n-1)/2 adjacencies, IS-IS defines a pseudonode or Designated Intermediate System, DIS. All routers on the broadcast medium form an adjacency
with the DIS. The Backup DIS is called...?
2.
For communication systems, what describes the over-all health of the system?
3.
You work as a network engineer at Certkiller .com. There is a connection routed between two IGXs on a single trunk. That trunk fails, and the connection re-routes via another IGX, so it is now a two-hop connection. The
failed trunk is repaired. Absent a preferred route, what happens?
4.
A Permanent Virtual Path (PVP) connection switches cells by looking at the:
5.
In Frame Relay, the BECN bit is set by:
6.
What is Fast EtherChannel?
7.
The dspalm command output indicates an FRP/FTC communication failure. What is the most likely cause?
8.
What is true about the DLCI field in the Frame Relay header?
9.
Unlike X.25, Frame Relay is considered an "unacknowledged" protocol. Why?
10.
TCP transports is used for all LDP message exchange categories except...?