Little:eye 

-Maps(AutoDiscovery) -Monitoring -Fault Management -Remote Control -Inventory management
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ArpCacheWatch 

ArpCacheWatch monitors Windows ARP cache and allows to send an ARP request to obtain the physical address that corresponds to the specified destination IP address. The ARP cache contains IP/MAC translations.
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NetSendFaker 

NetSendFaker allows you to send anonymous Net Send messages to anyone that is connected to the network. You can also emulate messages as if they were sent from other computer. The tool is designed with a user-friendly interface and is easy to use.
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Acid Scanner 

Advanced scanning tool to audit your network. Includes many ip utilities in one program. Shared resource scan, ping, port scan, traceroute, terminal (tcp/udp) and much more... Incredibly fast due to its multithreading desing.
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STS Pinger 

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