What is specified by Level 3 routing?
routing between separate domains
routing between different areas within the same domain
routing between ISs within the same area
routing between ESs and ISs on the same subnet
Which of the following statements is true for IS-IS systems?
All ISs in an area must have different area addresses.
If multiple NETs are configured on the same IS, they must have different system IDs.
All ESs and Level 1 ISs must have a unique system ID area wide.
All Level 3 ISs must have a unique system ID domain wide.
Which two features make IS-IS more scalable than OSPF? (Choose two.)
one level of routers
fewer link-state LSAs are used
more routers can reside in a single area
fewer link-state PDUs are used
less timers to adjust
IS-IS does not form adjacencies
What is used to elect the designated intermediate system if all interface priorities are the same on a
Frame Relay network?
highest IP address
IP address of the loopback interface
highest local DLCI
Which command enables IS-IS on a given interface?
ip router isis
In IS-IS routing, which of the following items describe the network service access point? (Choose
the location at which OSI network services are provided to the network layer
the location at which OSI network services are provided to the transport layer
a conceptual point on the boundary between the transport and session layers
a conceptual point on the boundary between the network and transport layers
a logical entity formed by a set of contiguous routers
a protocol that carries upper-layer data and error indications
In IS-IS routing, when is level 2 routing required?
when routing between end systems and intermediate systems
when routing between level 1 areas in different domains
when routing between level 1 areas in the same domain
when routing between end systems in the same area
Which command is r