Module 2 - Network Management
Which of the following tells you the cumulative round-trip latency to each router along the route to the host?
Traceroute
To handle momentary traffic peaks, which would you give higher priority to?
VoIP
ISPs usually offer QoS guarantees to ________.
business customers
The SNMP manager stores the information it receives from Get commands ________.
in the MIB
Variability in delay is called ________.
jitter
When a packet travels through a network, the time it takes to get from the sender to the receiver is called ________.
latency
The business benefit of multiplexing is ________.
lower cost
To determine if a host is reachable, you send a(n) ________.
ping
In a coffee shop hot spot, the rated speed is 10 Mbps. Throughput is about half of the rated speed. There are ten people using the hot spot. If you and three others are transmitting or receiving at the same time, what speed should you expect to get?
1.25 Mbps
In SNMP, the manager communicates directly with the managed device.
False
Priority is a way to handle a chronic lack of capacity.
False
Guarantees for quality of service are called ________.
SLAs
Trunk lines in the Internet core are ________.
multiplexed
An SLA specifies ________.
neither A nor B
Using standard configurations ________.
saves money
In QoS, the S stands for ________.
service
Jitter is a problem for ________.
streaming media AND voice over IP (VoIP)
The damage of momentary traffic peaks can be addressed by ________.
using priority adding more capacity. both A and B
An SLA specifies the ________.
worst case