Network Performance Monitor (NPM)

Question 1

What port is used for SNMP queries?

Answer 1

UDP/161

Question 2

What port is used for receiving SNMP traps?

Answer 2

UDP/162

Question 3

What port is the default SMTP port?

Answer 3

TCP/25

Question 4

What is an external node?

Answer 4

It’s a node added to the NPM inventory that will neither be pinged nor polled.

Question 5

What is a MIB?

Answer 5

Management Information Base

In the case of enterprise MIBs (1.3.6.1.4.1.*) they’re enterprise-supplied text files with all the details about their own devices.

In the case of standard information (1.3.6.1.2.1.*) they’re defined in RFC3418 (e.g., system name, system location, system description).

Question 6

What’s an OID?

Answer 6

Object Identifier

These are the individual data points offered via SNMP by devices that support it. OIDs are documented in MIB (management information base) files.

Question 7

If you want to stop getting alerts but continue to get ping and statistics results for a device, what do you do?

Answer 7

Set the device to muted for the duration in question.

Question 8

Agents are available for what OS(s)?

Answer 8

Windows, Linux, AIX

Question 9

How do you add escalation to alerts?

Answer 9

1. Alert
2. Trigger Actions
3. Add Escalation
4. Select how long to wait before escalating
5. Add action for new escalation level

Question 10

What port is used for Agent Installer (Inbound)?

Answer 10

1. TCP/135 (DCE/RPC Locator Service) Microsoft EPMAP
2. TCP/445 (Microsoft-DS SMB File Sharing)

WMI is only needed for deploying the agent to a Windows server with the Add Node or Add Agent wizard. If you do not want to open WMI ports required for software deployment, you can use another deployment method for the Agent.

WMI also uses any random TCP port greater than 1024.

Question 11

What port is used for SolarWinds Agent (Inbound) - Server-Initiated?

Answer 11

TCP/17790

Question 12

What port is used for SolarWinds Agent (Outbound) - Agent-Initiated?

Answer 12

TCP/17778

Question 13

What port is used for SQL Server connections?

Answer 13

TCP/1433

Question 14

What port is used for SQL Server Browser Service queries?

Answer 14

TCP/1434

This is the service that will determine which instance you’re asking for and then redirect to you to that other port at 1024+.

Question 15

What port is used for WMI (After Initial Request)?

Answer 15

TCP/1024 - 65535

Question 16

What is the permission required to acknowledge alerts?

Answer 16

Allow Account to Clear/Acknowledge Orion Messages

Question 17

What port is used for WMI (Initial Request)?

Answer 17

TCP/135

Question 18

How do you limit access to reports?

Answer 18

New reports may be assigned to individual accounts by creating Report Limitation Categories in the web console Report Wizard and then set in the Manage Accounts area.

Question 19

When monitoring VMware ESX/ESXi what two things are fetched with SNMP instead of the API?

Answer 19

Volumes and Interfaces

Question 20

Which of the following actions do NOT require previous configuration?

1. Send an email or page in the Orion Platform
2. Dial a paging or SMS service in the Orion Platform
3. Log event to a file
4. Play a sound when an alert is triggered in the Orion
   Platform
5. Log the event to the NetPerfMon event log
6. Send an SNMP trap in the Orion Platform
7. Use the speech synthesizer to read alerts in the Orion Platform

Answer 20

3 and 5

Question 21

What are the report format options?

Answer 21

CSV, HTML, PDF, and XLS

Question 22

For correct device identification with SNMP, what must the device provide?

Answer 22

SysObjectID

Question 23

For Windows servers, SolarWinds recommends using WMI polling. (True/False)

Answer 23

True

Question 24

WMI uses more bandwidth, CPU, and memory than SNMP per poll. (True/False)

Answer 24

True

Question 25

Windows mount points and application metrics can be collected with WMI, so there's no need to use SNMP. (True/False)

Answer 25

False Cannot collect Windows mount point statistics or application level metrics with SNMP.

Question 26

Discoveries can be one of four types. What are they?

Answer 26

1. IP Ranges 2. Subnets 3. IP Addresses 4. Active Directory

Question 27

The Web Console has multiple _____(s) with multiple _____(s) which display information about your ______(s).

Answer 27

Views, Widgets, Entities

Question 28

What SNMP versions does NPM support?

Answer 28

All of them - v1, v2c, and v3.

Question 29

What is the SNMP equivalent of a password?

Answer 29

Community