— Exhibit –interfaces {
ge-0/0/0 {
vlan-tagging;

unit 100 {
vlan-id 100;
family inet {
address 192.168.100.97/30;
}
family iso;
}
unit 200 {
vlan-id 200;
family inet {
address 192.168.100.94/30;
}
family iso;
}
}
fxp0 {
description “MGMT INTERFACE – DO NOT DELETE”;
unit 0 {
family inet {
address 10.210.10.11/27;
}
}
}
lo0 {
unit 0 {
family inet {
address 192.168.100.1/32;

}
family iso {
address 49.1111.1921.6801.0001.00;
}
}
}
}
protocols {
isis {
interface ge-0/0/0.100;
interface ge-0/0/0.200;
}
}
— Exhibit –Refer to the Exhibit.
An operator is unable to establish any IS-IS adjacencies on a router in the network.
Based on the configuration shown in the exhibit, what is the problem?

A.
Interface lo0 must be configured in the IS-IS hierarchy.

B.
Each network interface needs a unique family ISO address.

C.
The IS-IS level for an each interface must be specified.

D.
The ISO address for interface lo0 is not in hex format.