Adds a telkampret connection to NetworkManager.

telkampret.sh

#!/bin/sh

# Adds a telkampret connection to NetworkManager.

if [ "$(id -u)" != "0" ]; then
  echo "${0##*/}: super user access required" >&2
  exit 1
fi

if ! which nmcli >/dev/null 2>&1; then
  echo "${0##*/}: NetworkManager is not installed" >&2
  exit 1
fi

if nmcli c show telkampret >/dev/null 2>&1; then
  echo "${0##*/}: telkampret: connection already exists" >&2
  exit 1
fi

nmcli c add \
  type gsm \
  ifname '*' \
  con-name telkampret \
  autoconnect no \
  apn telkomsel \
  user wap \
  password wap123 \
  gsm.number '*99#'