# Create a new simulator object (using Otcl might not work in all environments)
# Use this as a placeholder to illustrate basic Tcl syntax
 
# Define nodes (conceptual, may not work without Otcl support)
set node1 "Node1"
set node2 "Node2"
 
# Set up a link between nodes (conceptual, use basic syntax only)
puts "Setting up link between $node1 and $node2 with 1Mb bandwidth and 10ms delay"
 
# Define a UDP agent (conceptual, use basic syntax only)
puts "Creating UDP agent for $node1"
 
# Define a Null agent (conceptual, use basic syntax only)
puts "Creating Null agent for $node2"
 
# Create a Constant Bit Rate (CBR) traffic source (conceptual, use basic syntax only)
puts "Creating CBR traffic source"
 
# Schedule start and stop times for the traffic (conceptual, use basic syntax only)
puts "Scheduling traffic start at 1.0s and stop at 5.0s"
 
# End of simulation (conceptual, use basic syntax only)
puts "Simulation ends at 6.0s"
 
# Simple finish procedure (conceptual, use basic syntax only)
proc finish {} {
    puts "Simulation finished"
}
 
# Call finish procedure
finish
 

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