Setup a Surveillance System to Proof Crash of Asus RT-AC1200G+


I write this post is related to ASUS ORDER CUSTOMERS TO PROVIDE VIDEO PROOF ON A CRASH ISSUE THEY HAVE REPRODUCE THAT HAPPENS ON THEM on 1st RMA: From 2017/5/15 till Now section in Asus RT-AC1200G+ Random Reboots Automatically.

Here I use DCS-930L Wireless N Network Camera from D-Link and AS-5102T from Asustor as an example to setup surveillance system and keep track of the light on Asus RT-AC1200G+. I will update with other models in the future.

This is a sink cost owning Asus products when you ask for repair.

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Files Contain Windows Invalid Characters Transferred from QNAP to Asustor Using rsync


I want to copy files from QNAP TS-119P II to Asustor AS-5102T directly. There are many solutions: including ftp, rsync, or mount a shared folder.In my case, rsync is the easiest solution.

TS-119P II runs QTS 4.3.3 while AS-5102T is ADM 2.7.1. Details steps might be different if you are using different firmware versions.

I will also talk about invalid characters in names and how ADM handle it. A must read for non-Windows users.

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QNAP TS-119PII with Different Wireless Device on Mac OSX File Transfer Performance Report


I did this test because uploading files to NAS is incredible slow today. The only different is my new WF2190 last week. I spends hours to do a full check of my NAS and eventually find out it is related to driver. I didn’t uninstall D-Link DWA-171 rev A1‘s Realtek driver before installing netis WF2190. During the test, I also learned the difference of my WiFi devices.

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How to Remove Unwanted SSH Keys


After re-install my Synology DSM, I cannot use ssh to login DSM. It prompts for following warning message:

Last login: Thu Jun 16 10:11:39 on console
Amigos-Mac-mini:~ Amigo$ ssh admin@192.168.1.142
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that a host key has just been changed.
The fingerprint for the ECDSA key sent by the remote host is
SHA256:cq9E1KQyJ5Nq3ktPpZ/K1GFydg741lEZKQ3DJxF2DJA.
Please contact your system administrator.
Add correct host key in /Users/Amigo/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /Users/Amigo/.ssh/known_hosts:1
ECDSA host key for 192.168.1.142 has changed and you have requested strict checking.
Host key verification failed.
Amigos-Mac-mini:~ Amigo$ 

In short, I have to remove my previous key. It’s saved in different location with different tools.

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