Interview Questions.

Question 1. What Counts As A Sensor?

Answer :

The licensing options are primarily based at the variety of sensors (not at the variety of gadgets or IPs). We define one sensor as one aspect that you display on a tool.

Therefore, one sensor video display units as an instance:

a specific URL,
the visitors of a community connection,
a port of a transfer,
the CPU load on a machine.
Please have a have a look at the listing of supported sensor types. Every entry on this listing counts as one sensor. Each sensor has person channels. In channels a sensor shows the measured or calculated information. For example, an SNMP Traffic Sensor indicates traffic in, site visitors out, and site visitors overall in 3 character sensor channels.

Normally, we're calculating with between 5 and 10 sensors in step with tool, but of route that depends on what exactly you want to monitor. If inside the future you should locate which you need a license with greater sensors than you commenced with, you may upgrade to a higher license by using simply paying the fee difference.

Question 2. What Exactly Does Prtg Monitor?

Answer :

Routers, switches, servers, hardware, software program, operating structures, programs, virtualized environments, websites, electronic mail servers, databases, VoIP and QoS, IP SLA, logs, events, performance, NetFlow/IPFIX, sFlow, and jFlow, packet sniffing, SNMP, WMI, temperature, humidity, and plenty of more, the use of approx..

Networking Interview Questions
Question three. Why Doesn't Prtg Use An Sql Server For Data Storage?

Answer :

SQL servers are desirable for many stuff, however for storing plenty of small pieces of records in brief periods they may be now not a appropriate answer. That is why we advanced our personal database format that is systematically optimized for saving monitoring records.

You advantage from:

Performance:

In exams our database become up to one hundred times faster than an SQL server. Using this large advance in performance we're able to research and display ancient records in real time.

Network Load:

PRTG database server is integrated into the middle server. No statistics switch thru the network to any other installation is wanted.

Configuration and Maintenance :

Our included database does not want any greater configuration or renovation. Updates are deployed routinely with the usual PRTG updates.

Licensing :

The database is protected in all PRTG licenses. No SQL license is required.
And need to you need your facts for different applications or facts, you can export monitoring statistics from PRTG to outside databases any time via the incorporated API.
Question four. Does Prtg Support Reporting?

Answer :

PRTG is able to create (and/or store) every day/weekly/monthly/annual reviews for selected sensors. You can configure the reviews to be despatched to you through e mail in PDFs, or have them stored at the hard-pressure. Additionally you could run a report interactively in the web browser (in HTML layout).

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Question five. Can Prtg Monitor Virtualized Environment As Well?

Answer :

PRTG is the correct tool for tracking virtualized environments. It offers complete actual-time tracking of each host hardware and virtual machines, to ensure the reliability and balance of virtual environments. It comes with a variety of built-in sensors which makes tracking VMware, Hyper-V, Xen, and different digital servers and services as easy as ABC.

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Question 6. What Is A Probe In Prtg?

Answer :

A standard setup of PRTG Network Monitor includes two machine parts: The Core Server and the so-known as "nearby probe". The first part, the "Core Server", is the coronary heart of your PRTG system and looks after your configuration, user interface and user management, database control and reporting and plenty of other things.

Question 7. What Is A Probe In Networking?

Answer :

In telecommunications normally, a probe is an action taken or an object used for the reason of gaining knowledge of some thing approximately the country of the community.

For example: an empty message may be sent genuinely to look whether the destination virtually exists. Ping is a common application for sending this type of probe.

Network Monitoring Interview Questions
Question eight. What Is Alert Monitoring Tool?

Answer :

Nagios. Nagios is a powerful network monitoring device that lets you make sure that your crucial structures, programs and services are always up and jogging. It gives features including alerting, event handling and reporting

Question 9. What Is Prtg Stand For?

Answer :

Paessler Router Traffic Grapher:

PRTG stands for Paessler Router Traffic Grapher. Suggest new definition. This definition appears very frequently and is discovered inside the following Acronym Finder classes: Information generation (IT) and computer systems.

Question 10. What Is The Prtg?

Answer :

PRTG is network-tracking software that may run on a Windows gadget inside your network and it could acquire records from special hosts along with routers, servers, switches and other vital devices or packages. PRTG mainly is straightforward to deploy and perform, for this reason its popularity in SMB environments.

Question eleven. How Does Prtg Work?

Answer :

The PING sensor, which assessments the provision and uptime of your servers and different devices by way of running everyday PING checks. Some of SNMP and WMI sensors which permit you to measure metrics including unfastened space on disks, CPU and reminiscence load, temperatures, bandwidth usage etc.

Question 12. What Is Prtg Network Monitoring Tool?

Answer :

Bandwidth monitoring: Find out who Is using your network, for what. PRTG Network Monitor runs on a Windows gadget within your network, collecting numerous facts from the machines, software, and devices that you designate.

Networking Interview Questions