Added extra config doc in faqs and fixed an unlikely unbound variable
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@ -226,7 +226,7 @@ done
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[ ${#TMP_DNS_SERVERS[@]} -gt 0 ] && OVPN_DNS_SERVERS=("${TMP_DNS_SERVERS[@]}")
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# Server name is in the form "udp://vpn.example.com:1194"
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if [[ "$OVPN_SERVER_URL" =~ ^((udp|tcp)://)?([0-9a-zA-Z\.\-]+)(:([0-9]+))?$ ]]; then
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if [[ "${OVPN_SERVER_URL:-}" =~ ^((udp|tcp)://)?([0-9a-zA-Z\.\-]+)(:([0-9]+))?$ ]]; then
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OVPN_PROTO=${BASH_REMATCH[2]};
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OVPN_CN=${BASH_REMATCH[3]};
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OVPN_PORT=${BASH_REMATCH[5]};
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