[macOS] Yota Mobile Access Simple v1.0

#!/bin/sh
#by Lizard, from osxpc.ru team
#Yota Mobile Access.sh
#Version: "1.0 simple"

#Value for you edit:
pt='65'  # custom (your value)
or='64'  # de1fault
#That's right. Dosen't change code below this comment.

reset
ttl=$(sysctl net.inet.ip.ttl | cut -c 18-)
echo Yota Mobile Access v.1.0 simple
echo
echo "ttl = [$ttl]"
echo "or  = [$or]"
echo "pt  = [$pt]"
echo "z   = [aborting]"
echo
echo "Change ttl? > [pt/or/z]: \c"
read ans
if [ $ans = 'pt' ]; then
    sudo sysctl net.inet.ip.ttl=$pt | cut -c 26-
fi
if [ $ans = 'or' ]; then
    sudo sysctl net.inet.ip.ttl=$or | cut -c 26-
fi
if [ $ans = 'z' ]; then
    echo Aborting...
    exit
fi
ttl=$(sysctl net.inet.ip.ttl | cut -c 18-)
echo "Changed to = [$ttl]"
echo
echo Good luck.
echo osxpc.ru team.
exit