NETCALC(1) General Commands Manual NETCALC(1) (NAME) netcalc - IP (SYNOPSIS) netcalc [opts] [args] (Options) netcalc [-cehnrv] [-s MASKLEN] [-S LEN] [..] (Arguments) netcalc [opts] NETWORK [NETMASK] [..] netcalc [opts] NETWORK/LEN [..] cat FILE | netcalc [opts] - (DESCRIPTION) netcalc sipcalc(1) . netcalc IP (subnet mask) IP CIDR . IPv4 IPv6 . (FEATURES) o netmask o (Classful) CIDR o () Cisco / o (bitmaps) o o ( ) o o IPv6 o IPv6 o v4 v6 (OPTIONS) -c () IP -e IPv6 IPv4 -h -n -r DNS IPv6 -R MIN:MAX IPv4 MIN MAX -s MASKLEN IPv4 MASKLEN MASKLEN netmask ( ) (/LEN) -S LEN IPv6 LEN LEN (/LEN) -v () IPv4 (dotted quad) xxx.xxx.xxx.xxx netmask : o CIDR n/ n >= 0 <= 32 o xxx.xxx.xxx.xxx o 0xnnnnnnnn nnnnnnnn IPv6 RFC2373 netmask () CIDR . netmask n >= 0 <= 128 netmask 128 . netcalc (stdin) cat(1) . netmask / . (BUGS) GitHub: https://github.com/troglobit/netcalc . (AUTHORS) Simon Ekstrand (sipcalc) Joachim Wiberg (netcalc) Linux 6.12.107+deb13-amd64 31 July, 2024 Linux 6.12.107+deb13-amd64