Tech Insights

GNS3

Last updated May 19, 2025, generated by Sumble

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What is GNS3?

GNS3 (Graphical Network Simulator-3) is a network emulation software. It allows the combination of virtual and real devices and is used to simulate complex networks. It's commonly used for network engineers to test and troubleshoot network designs, and for students to learn networking concepts.

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What other technologies are related to GNS3?

GNS3 Competitor Technologies

EVE-NG is a network emulation platform that serves a similar purpose as GNS3, offering an alternative environment for network simulation and virtualization.

mentioned alongside GNS3 in 65% (80) of relevant job posts

Cisco Packet Tracer

Cisco Packet Tracer is a network simulator geared towards CCNA-level studies, acting as an alternative for basic network simulations.

mentioned alongside GNS3 in 36% (52) of relevant job posts

GNS3 Complementary Technologies

Cisco Advanced Security Appliances

Cisco ASAs can be emulated in GNS3, providing a practical environment to learn and test firewall configurations.

mentioned alongside GNS3 in 86% (79) of relevant job posts

Intrusion Detection/ Intrusion Prevention Systems

IDS/IPS can be integrated into GNS3 topologies to simulate network security scenarios and analyze traffic.

mentioned alongside GNS3 in 77% (79) of relevant job posts

TACACS+ can be used with devices emulated in GNS3 for authentication, authorization, and accounting.

mentioned alongside GNS3 in 3% (80) of relevant job posts

Which job functions mention GNS3?

Job function

Jobs mentioning GNS3

Orgs mentioning GNS3

Engineer

0% (308) job posts

14 organizations

Network Engineer

0% (119) job posts

32 organizations

Customer Engineer

0% (86) job posts

6 organizations

Network Administrator

0% (20) job posts

10 organizations

Telecommunications Engineer

0% (11) job posts

3 organizations

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Which organizations are mentioning GNS3?

Organization

Industry

Matching Teams

Matching People

Northrop Grumman

Manufacturing

Scientific and Technical Services

Professional Services

Manufacturing

Scientific and Technical Services

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