NetworkLabNETWORK SIMULATOR
Local workspace
Select a device to inspect it 100%
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Your topology starts here

Add devices from the toolbox, then use Connect to link them.

OVERVIEW
Space + drag to panDel delete selectedCtrl + Z undo
0 devices0 links0 issues
Link up Link downDESIGN MODE
Simulation events will appear here when you run a ping or execute a supported command.
DEVICE PROPERTIES

Device Properties

Configure this simulated device.
DEVICE TERMINAL

Device Console

Commands run against this simulated device only.

Ping uses ICMP Echo Request/Reply. Use tcp-connect <IPv4> <port> to see the TCP SYN → SYN-ACK → ACK handshake.
Type help to see supported commands.
device>
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IPv4 subnet calculator

Calculate the network range and usable host count for an IPv4 address and prefix or subnet mask.

Enter an address and calculate to see subnet details.
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