DHCPv4, IPv6RA and DHCPv6 client with IPv4LL support

 dhcpcd is a one stop network management daemon which includes
  * RFC compliant DHCPv4 and DHCPv6 clients
  * DHCPv6 Prefix Delegation support
  * IPv4LL (aka ZeroConf) support
  * ARP address conflict resolution
  * Link carrier detection
  * Wireless SSID profiles
  * ARP ping profiles