Chapter 20: Network Monitoring Flashcards Preview

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Flashcards in Chapter 20: Network Monitoring Deck (15):
1

Simple Network Management Protocol (SNMP)

The network management protocol for TCP/IP.
UDP ports 161/162 or 10161/10162

2

SNMP Manager

Requests and processes info from the managed devices

3

Management Information Bases (MIB)

Used to categorize the data that can be queried from the managed devices.

4

Extensible Protocol

A protocol that can be adapted to accommodate different needs.

5

Protocol Data Unit (PDU)

Specialized type of command and control packet found in SNMP management systems.

6

snmpwalk

Tells the SNMP manager to perform a series of Get commands

7

Packet Sniffer

A program that queries a network interface and collects packets in a file

8

Packet Analyzer

Analyzes the file from a packet sniffer

9

Interface Monitor

Tracks the bandwidth and utilization of devices.

10

Performance Monitor

Tracks the performance of some aspect of a system over time.

11

Performance Monitor for Windows

PerfMon

12

Performance Monitor for Linux

syslog

13

Baseline

A log that gives you a picture of your network when it's working correctly

14

Cycling

As a new record appears in a full file, the oldest record is deleted

15

SIEM

Security Information and Event Management