What is the syntax error of the network card settings change script?

Question

cmd/bat

You need to frequently switch network card settings.
Found instructions on Habré
Created a script with encoding for cmd.exe - 866
Put a batch file in the root of drive C: with the label System.

@echo off
set /p mesto="Выберите настройки (1 - EKK, 2 - SUFD): "
echo Выбраны настройки - %mesto%

if %mesto% equ 2 goto EKK

if %mesto% equ 2 goto SUFD

:EKK
set IFACE="local"
set IP=10.42.136.133
set MASK=255.255.255.192
set GATEWAY=10.42.136.129
set GWMETRIC=1
set DNS1=10.42.136.129
set DNS2=104.42.136.129

:SUFD
set IFACE="local"
set IP=192.168.5.133
set MASK=255.255.255.0
set GATEWAY=192.168.5.1
set GWMETRIC=1
set DNS1=192.168.5.1

echo _____
echo Устанавливаем IP адрес-%IP%
echo Маску подсети-%MASK%
echo Основной Шлюз-%GATEWAY%

netsh interface ip set address name=%IFACE% source=static addr=%IP% mask=%MASK% gateway=%GATEWAY% gwmetric=%GWMETRIC%

echo Устанавливаем основной DNS сервер %DNS1%
netsh interface ip set dns name=%IFACE% source=static addr=%DNS1% register=PRIMARY

echo Настройки сети изменены:
ipconfig /all
echo _____
pause

At startup, Cyrillic characters are displayed correctly.
The path is only in Latin.
But I still get the message: "Syntax error for file name, folder name, or volume label."