Technology Libraries SUPPORTED BY NETSIM

Internetworks

• Ethernet - Fast & Gigabit, ARP, Routing - RIP, OSPF
• WLAN - 802.11 a / b / g / p / n / ac & e, Minstrel Rate Adaptation Algorithm
• Propagation models - HATA Urban/ Suburban, COST 231 HATA urban / Suburban, Indoor
• Home / Office / Factory, Friis Free space, Log Distance.
• Shadowing - Constant, Lognormal. Fading - Rayleigh, Nakagami
• IPv4,Firewalls, Queuing - Round Robin, FIFO, Priority, WFQ,
• TCP - Old Tahoe, Tahoe, Reno, New Reno, BIC, CUBIC, Window Scaling, SACK UDP 

• Traffic Generator: Voice, Video, FTP, Database, HTTP, Email, P2P, Custom, COAP
• Virtual Network Stack
• Simulation Kernel
• Command Line Interface
• Metrics Engine with packet and event trace
• Plot Generator
• Packet Animator
• Packet Encryption
• External Interfaces: MATLAB® Wireshark, SUMO 

5G NR and 5G NTN

• 5G NR:  AI/ML in the RAN, MIMO, Beamforming, SA/NSA modes, HARQ, Link Adaptation, FR1 & FR2, Code Block Segmentation, Mobility, Handover 
•  5G NTN: LEO/MEO/GEO single satellite simulation, Geodetic coordinates, Uplink/Downlink transmission, Link budget calculations, Interference models, Feeder link and service link, DL/UL scheduling, Antenna Configuration, Frequency reuse: FR1, FR2, FR3 and FR4.
  Frequency Bands: S-Band and Ka Band. 

Internet of things

•  IoT with AODV and RPL Protocols
• Wireless Sensor Networks (WSN)
• Personal Area Networks - ZigBee 

Satellite Communication Networks

•  Geo Stationary Satellite. Forward link TDMA in Ku Band and Return link MF-TDMA in Ka band per DVB S2. Antenna models (ITU-R S.672-4, TR 38.811, Gaussian), Frequency Reuse, Elevation Mask, File-based Mobility, Abstract Link. Markov Loo Fading model.
  Device models for Satellite, Satellite Gateway, and Satellite User Terminals. Gateway, and Satellite User Terminals 

Underwater Acoustic Networks (UWAN)

•   Acoustic PHY Model, Propagation based on speed of sound, Thorp propagation (temperature, depth, salinity), Slotted ALOHA in MAC, UDP in L4, Underwater sensor application 

Legacy Networks

•  Pure Aloha, Slotted Aloha, CDMA, GSM 

Advanced Routing and Switching

•  VLAN, Layer 3 Switch, Access Control Lists, NAT 

Mobile Adhoc Networks

•   MANET - DSR, AODV, OLSRv1 (RFC 3626), OLSRv2 (RFC 7181), ZRP . Single and Multiple MANETs 

Software Defined Networks

•  Openflow v1.3 compatible 

Cognitive Radio Networks

•  WRAN IEEE 802.22  

Long-Term Evolution Networks

•  Based on 3GPP 36 series 

Vehicular Adhoc Networks

•   IEEE 1609 WAVE, Basic Safety Message(BSM) protocol per J2735 DSRC, IEEE 802.11p and IEEE 802.11bd standard, Interface with SUMO for road traffic simulation.