diff --git a/op_test.sh b/op_test.sh
index c44f036..f04784d 100755
--- a/op_test.sh
+++ b/op_test.sh
@@ -161,6 +161,11 @@ verb_off ()
 	ERSA_OUT=0
 }
 
+wait_sec ()
+{
+	( sleep 4 2>/dev/null ) || { ( ping -n 1 127.0.0.1 2>/dev/null ) && ping -n 3 127.0.0.1; }
+}
+
 setup ()
 {
 	newline 1
@@ -466,7 +471,7 @@ create_pki ()
 	REQ_name="s01"
 	build_full
 	show_cert
-	sleep 3
+	wait_sec
 	renew_cert
 	show_cert
 	revoke_cert
@@ -487,7 +492,7 @@ create_pki ()
 	REQ_name="c01"
 	build_full
 	show_cert
-	sleep 3
+	wait_sec
 	renew_cert
 	show_cert
 	revoke_cert
diff --git a/wop_test.bat b/wop_test.bat
new file mode 100644
index 0000000..d0def59
--- /dev/null
+++ b/wop_test.bat
@@ -0,0 +1,36 @@
+@echo off
+
+IF "%1"=="/SL" (set SAVE_LAYOUT=1) ELSE set SAVE_LAYOUT=0
+
+set SYS_ARCH=test
+IF %PROCESSOR_ARCHITECTURE%==x86 set SYS_ARCH=win32
+IF %PROCESSOR_ARCHITECTURE%==x86_64 set SYS_ARCH=win64
+IF %PROCESSOR_ARCHITECTURE%==AMD64 set SYS_ARCH=win64
+IF %SYS_ARCH%==test (
+	echo Fatal Error: Unknown PROCESSOR_ARCHITECTURE
+	set SYS_ARCH=
+	exit /B 1 )
+
+set WORK_DIR=%cd%
+mkdir %WORK_DIR%\easyrsa3\bin
+copy  %WORK_DIR%\distro\windows\bin\* %WORK_DIR%\easyrsa3\bin
+copy  %WORK_DIR%\distro\windows\%SYS_ARCH%\* %WORK_DIR%\easyrsa3\bin
+copy  %WORK_DIR%\distro\windows\EasyRSA-Start.bat %WORK_DIR%\easyrsa3\EasyRSA-Start.bat
+PATH=%PATH%;%WORK_DIR%\easyrsa3\bin;C:\PROGRA~1\openssl
+
+cmd /C "easyrsa3\bin\sh.exe wop_test.sh"
+IF ERRORLEVEL 0 (
+	IF %SAVE_LAYOUT% EQU 0 (
+		echo rmdir /S /Q %WORK_DIR%\easyrsa3\bin
+		rmdir /S /Q %WORK_DIR%\easyrsa3\bin
+		echo del /Q %WORK_DIR%\easyrsa3\EasyRSA-Start.bat
+		del /Q %WORK_DIR%\easyrsa3\EasyRSA-Start.bat
+		REM 'rm' because Windows really is that dumb, try it yourself (Microsoft are saboteurs)
+		echo rm %WORK_DIR%\easyrsa3\.rnd
+		rm %WORK_DIR%\easyrsa3\.rnd
+	) ELSE echo NOTICE; Saved Layout
+) ELSE echo Error occurred, no clean up
+	
+set SAVE_LAYOUT=
+set SYS_ARCH=
+
diff --git a/wop_test.sh b/wop_test.sh
new file mode 100644
index 0000000..800102b
--- /dev/null
+++ b/wop_test.sh
@@ -0,0 +1,70 @@
+#!/bin/sh
+# shellcheck disable=SC2161,SC1091
+
+# This script is a frontend designed to create & launch a POSIX shell
+# environment suitable for use with Easy-RSA. mksh/Win32 is used with this
+# project; use with other POSIX shells for Windows may require modification to
+# this wrapper script.
+
+cd easyrsa3 || { echo "ERROR: Cannot find easyrsa3 direcory"; exit 1; }
+
+setup_path="${EASYRSA:-$PWD}"
+export PATH="$setup_path;$setup_path/bin;$PATH"
+export HOME="$setup_path"
+
+# This prevents reading from a user's .mkshrc if they have one.
+# A user who runs mksh for other purposes might have it
+export ENV="/disable-env"
+
+# Verify required externals are present
+extern_list="which awk cat cp mkdir printf rm"
+for f in $extern_list; do
+	if ! which "${f}.exe" >/dev/null 2>&1; then
+		echo ""
+		echo "FATAL: EasyRSA Shell init is missing a required external file:"
+		echo "  ${f}.exe"
+		echo "  Your installation is incomplete and cannot function without the required"
+		echo "  files."
+		echo ""
+		echo "  Press enter to exit."
+		#shellcheck disable=SC2162
+		read
+		exit 1
+	fi
+done
+
+# set_var is defined as any vars file needs it.
+# This is the same as in easyrsa, but we _don't_ export
+set_var() {
+        var="$1"
+        shift
+        value="$*"
+        eval "$var=\"\${$var-$value}\""
+} #=> set_var()
+
+# Check for a usable openssl bin, referencing vars if present
+[ -r "vars" ] && EASYRSA_CALLER=1 . "vars" 2>/dev/null
+if [ -z "$EASYRSA_OPENSSL" ] && ! which openssl.exe >/dev/null 2>&1; then
+	echo "WARNING: openssl isn't in your system PATH. The openssl binary must be"
+	echo "  available in the PATH, defined in the 'vars' file, or defined in a"
+	echo "  named environment variable. See README-Windows.txt for more info."
+fi
+
+[ -f "$setup_path/easyrsa" ] || {
+	echo "Missing easyrsa script. Expected to find it at: $setup_path/easyrsa"
+	exit 2
+}
+
+# Set prompt and welcome message
+export PS1='
+EasyRSA Shell
+# '
+echo ""
+echo "Welcome to the EasyRSA 3 Shell for Windows."
+echo "Easy-RSA 3 is available under a GNU GPLv2 license."
+echo ""
+echo "Invoke './easyrsa' to call the program. Without commands, help is displayed."
+
+cd ..
+
+./op_test.sh -vv