mount nullfs (null file system) @FreeNAS for jail

在 FreeNAS / jail 中要 mount Host 的 folder 須在 Host 上執行 mount (nullfs), mount point 即是 jail folder 相對應的 node.

使用 Win32 API 連接網路磁碟 (WNetAddConnection2)

Script for macOS PPTP VPN

macOS 之下的 VPN GUI 設定已不支援 PPTP, 所以在 macOS 之下要使用 PPTP VPN 需要 DIY.
Sample Script (ex : /etc/ppp/peers/pptpvpn), PPTP Server : Volans Router.

plugin PPTP.ppp

noauth

remoteaddress "IP or Hostname"

user "USERNAME"

password "PASSWORD"

redialcount 1

redialtimer 5

idle 1800

receive-all

novj 0:0

ipcp-accept-local

ipcp-accept-remote

refuse-eap

refuse-pap

refuse-mschap-v2

hide-password

mppe-stateless

looplocal

nodetach

ms-dns 8.8.8.8

usepeerdns

defaultroute

debug

Ref Link :

https://lemnet.fr/blog/tag/vpn
https://www.cts-llc.net/2017/02/21/pptp-on-osx-just-one-last-time.html
https://smallhacks.wordpress.com/2016/12/20/pptp-on-osx-sierra/
https://malucelli.net/2017/05/16/pptp-vpn-on-macos-sierra/
http://neutrofoton.github.io/blog/2017/11/22/pptp-on-macos/
https://filipmolcik.com/pptp-vpn-on-macos-sierra-and-high-sierra/
https://www.linuxquestions.org/questions/linux-networking-3/pptpd-not-working-ms-chap%5Bv2%5D-auth-not-performed-4175445673/
https://ethancbanks.com/2016/09/26/auto-adding-routes-when-mac-pptp-connection-comes-up/

Notes : remark the “defaultroute” and add following line for connect internet & PPTP VPN  in the same time or ref https://ethancbanks.com/2016/09/26/auto-adding-routes-when-mac-pptp-connection-comes-up/.
sudo route -n add -net 192.168.1.0/24 192.168.1.1

ASUS RT-AC3200, Do NOT route my traffic through the VPN

Firmware Version : 3.0.0.4.382_50624
WAN DNS Setting
  Connect to DNS Server automatically : yes (NOT THE ROOT CAUSE, NO MATTER WHAT VALUE CONFIGURED)
LAN - DHCP Server
  DNS and WINS Server Setting
  DNS Server : 8.8.8.8
Enable SSH Service : yes

Before Routing Table Updated : 

After Routing Table Updated : 

Verify :

WTF !