Network Tools

Compute network, broadcast, and host counts from CIDR notation

Network Tools

Convert IPv4 to decimal, hex, and binary

Network Tools

Generate random MAC addresses in bulk

Network Tools

Parse OUI vendor and address type flags

Network Tools

Convert bits, bytes, and bandwidth/storage units

Network Tools

Expand CIDR or IP ranges into address lists

Network Tools

Expand and compress IPv6 (::) notation

Network Tools

Compute IPv6 network range from CIDR

Network Tools

Summarize multiple IPv4 CIDRs into a supernet

Network Tools

Split a base network into equal VLAN subnets

Network Tools

Generate RFC 4193 locally unique /48 prefixes

Network Tools

Variable-length subnetting by host need

Network Tools

Random VLAN IDs and config snippets

Network Tools

Cisco extended ACL config drafts

Network Tools