---
title: EC0000 Communication_Error
description: "Failed to connect the remote device IP: %s, port: %s."
url: https://www.hiascend.com/document/detail/zh/canncommercial/latest/maintenref/troubleshooting/atlaserrorcode_15_0162.html
sourcePath: /source/zh/canncommercial/900/maintenref/troubleshooting/atlaserrorcode_15_0162.html
indexId: d3f8b609bbcf9caecb809e4b082159de9ad3065b1bf0c1a78a5507f871413b6184
---
# EC0000 Communication_Error

#### Symptom

Failed to connect the remote device IP: %s, port: %s.


#### Solution

1. Check the IP and port values in the config.json file in the ${install_path}/python/site-packages/auto_tune/estimate/python/ directory.
2. Check whether the remote device is normal.