Always get failure

http://username:password@ipadress:80/streaming/channels/101
http://username:password@mc…r.ddns.net:80/streaming/channels/101
//username:password@mc…r.ddns.net:80/streaming/channels/101

always get failure…where is the probleme

What error occurs? Have you attempted the connection without using DDNS? Using the external IP address would ensure it’s not a mistake made with the DDNS config.

MY DDNS IS: mchekhar.ddns.net
test ddns in my xvr is ok
my ddns user and password is:mchekhar@gmail.com/DRONE41622
my xvr user and password is :admin/chlef2018
Using port 554 is closed
using port 80 is open

DDNS TYPE NO-IP DDNS
DOMAIN NAME mchekhar.ddns.net
user mchekhar@gmail.com
password DRONE41622

XVR USER admin
XVR PASSWORD chlef2018

port 554 closed
port 80 open

@chekhar_mustapha your ddns address is simply not valid. Please try again but with your external IP.