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Fix invalid use of em dash in a CLI command #18698

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Nov 16, 2023
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Fix invalid use of em dash in a CLI command #18698

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2 changes: 1 addition & 1 deletion content/engine/swarm/swarm-tutorial/_index.md
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Expand Up @@ -92,7 +92,7 @@ additional hardening is suggested:

```bash
# Example iptables rule (order and other tools may require customization)
iptables -I INPUT -m udp —-dport 4789 -m policy --dir in --pol none -j DROP
iptables -I INPUT -m udp --dport 4789 -m policy --dir in --pol none -j DROP
```

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