code: func AddIp(ip, iface string) error {
  	link, err := netlink.LinkByName(iface)
  	if err != nil {
  		return err
  	}
  
  	addr, err := netlink.ParseAddr(ip)
  	if err != nil {
  		return err
  	}
  
  	return netlink.AddrAdd(link, addr)
  }
docs: //AddIp it receives a CIDR Address and add it to the given interface