Netgear M4300 :Incorrect input! VLAN 6 is not enabled for Routing.

vlan database
vlan routing 6

CISCO 交換器不同 VLAN 間 傳送 dhcp 封包

vlan interface 加入  dhcp server ip
ip helper-address 192.168.232.253

linux machine-id 筆記

/etc/machine-id 安裝操作系統時產生獨一無二的 machine ID
machine ID一個32字符長度的十六進位小寫字母字符串， 並以換行符結尾，128位二進制整數的16進位表示。

systemd-machine-id-setup 產生 /etc/machine-id
/var/lib/dbus/machine-id 玲存在時，系統會產生連結至 /etc/machine-id

LEAF Bering-uClibc PKGTATH 使用 uuid

PKGPATH=UUID=BC52-AE10:vfat

Debian 缺少 add-apt-repository 指令

apt-get install python-software-properties
apt-get install software-properties-common

Proxmox 關閉 KVM windows server 2003

secpol.msc -> "Security Settings\Local Policies\Security Options"

1."Shutdown: Allow system to be shut down without having to log on".
2."Interactive logon: Do not require CTRL+ALT+DEL"

disable logon screen screensaver using regedit

[HKEY_USERS\.DEFAULT\Control Panel\Desktop]
"ScreenSaveActive"="0"