To get started with NetSim network Simulator, you can go through the following resources:

1. NetSim User Manual which will be available in systems where NetSim is installed  (<NetSim_Install_Directory>/Docs/HelpFile).

2. NetSim Experiment Manual  (<NetSim_Install_Directory>/Docs/HelpFile) 

3. NetSim Knowledge Base (NetSim Knowledge Base) - Consists of a number of technical articles on various network technologies and associated FAQs.

4. NetSim File Exchange (https://www.tetcos.com/file-exchange.html) - consists of sample R & D projects related to different network technologies along with source code and documentation.

5. TETCOS Youtube page (https://www.youtube.com/user/Tetcos/videos) - contains a lot of videos on NetSim features, projects, monthly webinar recordings, interfacing with other tools, etc.

6. Support Portal (Support Portal) - Users can signup here and raise new support tickets if they face any difficulty with using the software and also keep track of ticket history.

7. GitHub Repositories (https://github.com/NetSim-TETCOS ) - Users can clone or fork repositories of existing R&D projects done using NetSim and follow the page to get updates.

8. ResearchGate (https://www.researchgate.net/institution/NetSim_TETCOS) - Engage in community discussions to get the opinion from an active group of NetSim users in the ResearchGate portal.

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Can you suggest a training plan for NetSim?

Further, for understanding how to setup/configure LAN/WAN, Routers, Routing protocols like RIP/OSPD, Switches, WLAN, etc you can look through the following.

• Introduction to NetSim- https://youtu.be/3TZs7PfRVt4

• 2 Simulation GUI 
• 3.1 WLAN 802.11
• 3.2 Layer 2 (L2) Ethernet Switching 
• 3.3 Open Shortest Path First (OSPF v2) Routing Protocol
• 4 Featured Examples 

• 5.1 Internetworks 

• 5 Understand working of ARP, and IP Forwarding within a LAN and across a router 
• 6 Simulate and study the spanning tree protocol 
• 10 Study how throughput and error of a Wireless LAN network changes as the distance between the Access Point and the wireless nodes is varied 
• 14 Multi-AP Wi-Fi Networks: Channel Allocation 
• 16 Study the working and routing table formation of Interior routing protocols, i.e. Routing Information Protocol (RIP) and Open Shortest Path First (OSPF) 
• 25 Understand the working of OSPF
• 29 Understanding VLAN operation in L2 and L3 Switches 
• 30 Understanding Access and Trunk Links in VLANs

• https://support.tetcos.com/support/solutions/folders/14000108665
• https://support.tetcos.com/support/solutions/folders/14000090914

NetSim home page: www.tetcos.com