# 6. CLI Options that are good to know

CLI Options that are good to know

**The CLI has many options, but here are the other that are most commonly used:**

> Producer with keys

```
kafka-console-producer --broker-list 127.0.0.1:9092 --topic first_topic --property parse.key=true --property key.separator=,> key,value> another key,another value
```

> Consumer with keys

```
kafka-console-consumer --bootstrap-server 127.0.0.1:9092 --topic first_topic --from-beginning --property print.key=true --property key.separator=,
```


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