.TH DHCP_RELEASE 1 .SH NAME dhcp_release6 \- Release a DHCPv6 lease on a the local dnsmasq DHCP server. .SH SYNOPSIS .B dhcp_release6 --iface --client-id --server-id server-id --iaid --ip [--dry-run] [--help] .SH "DESCRIPTION" A utility which forces the DHCP server running on this machine to release a DHCPv6 lease. .SS OPTIONS .IP "-a, --ip" IPv6 address to release. .IP "-c, --client-id" Colon-separated hex string representing DHCPv6 client id. Normally it can be found in leases file both on client and server. .IP "-d, --dry-run" Print hexadecimal representation of generated DHCPv6 release packet to standard output and exit. .IP "-h, --help" print usage information to standard output and exit. .IP "-i, --iaid" Decimal representation of DHCPv6 IAID. Normally it can be found in leases file both on client and server. .IP "-n, --iface" Network interface to send a DHCPv6 release packet from. .IP "-s, --server-id" Colon-separated hex string representing DHCPv6 server id. Normally it can be found in leases file both on client and server. .SH NOTES MUST be run as root - will fail otherwise. .SH LIMITATIONS Only usable on IPv6 DHCP leases. .SH SEE ALSO .BR dnsmasq (8) .SH AUTHOR This manual page was written by Simon Kelley .