# MQTT 5 Client & Server
- [ ] Client
- [x] CONNECT
- [x] CONNACK
- [x] PUBLISH
- [ ] PUBACK
- [ ] PUBREC
- [ ] PUBREL
- [ ] PUBCOMP
- [x] SUBSCRIBE
- [ ] SUBACK
- [ ] UNSUBSCRIBE
- [ ] UNSUBACK
- [x] PINGREQ
- [x] PINGRESP
- [ ] DISCONNECT
- [ ] AUTH
- [ ] Server
- [ ] CONNECT
- [ ] CONNACK
- [ ] PUBLISH
- [ ] PUBACK
- [ ] PUBREC
- [ ] PUBREL
- [ ] PUBCOMP
- [ ] SUBSCRIBE
- [ ] SUBACK
- [ ] UNSUBSCRIBE
- [ ] UNSUBACK
- [ ] PINGREQ
- [ ] PINGRESP
- [ ] DISCONNECT
- [ ] AUTH