---
tags: 其他
---

# 問題排除
## 門市連線
示範軟體[mobaxterm](https://mobaxterm.mobatek.net/)
* add new session

* SSH設定
* remote host=門市rpi ip


* 輸入帳號、密碼

## 印表機

#查詢印表機連接
systemctl list-unit-files pos-print.service

#查詢印表機狀態
systemctl status pos-print

#印表機服務重啟
sudo systemctl restart pos-print

#遠端測試列印(不是每台都有放test_print_receipt.sh)
/opt/tk3c/bin/test_print_receipt.sh

## API

# 狀態查詢
sudo systemctl status tomcat

# 重啟Tomee
sudo systemctl restart tomcat

## MQTT

# 重啟
sudo systemctl restart mosquitto