Section 1 · User commands

dhcp_release6.1

Package: dnsmasq-utils

DHCP_RELEASE

dhcp_release6 − Release a DHCPv6 lease on a the local dnsmasq DHCP server.

dhcp_release6 —iface <interface> —client-id <client-id> —server-id server-id —iaid <iaid> —ip <IP> [—dry-run] [—help]

A utility which forces the DHCP server running on this machine to release a DHCPv6 lease.

-a, —ip

IPv6 address to release.

-c, —client-id

Colon-separated hex string representing DHCPv6 client id. Normally it can be found in leases file both on client and server.

-d, —dry-run

Print hexadecimal representation of generated DHCPv6 release packet to standard output and exit.

-h, —help

print usage information to standard output and exit.

-i, —iaid

Decimal representation of DHCPv6 IAID. Normally it can be found in leases file both on client and server.

-n, —iface

Network interface to send a DHCPv6 release packet from.

-s, —server-id

Colon-separated hex string representing DHCPv6 server id. Normally it can be found in leases file both on client and server.

MUST be run as root - will fail otherwise.

Only usable on IPv6 DHCP leases.

This manual page was written by Simon Kelley <simon@thekelleys.org.uk>.