Troubleshooting - Zte MC888A Ultra Quick Start Manual

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Troubleshooting

Internet Related Problems
Symptoms
I cannot access the Internet at
all.
The download or upload speed
is very slow.
I cannot visit the 5G CPE web
page.
I cannot establish the Wi-Fi
connection between my device
and the client.
Possible Problems / Solutions
Please check your configuration settings.
Please wait 1~ 2 minutes for the device to
initialize.
Check your network indicators.
The speed is dependent on signal strength. Check
your signal strength and network type.
Enter the correct IP address. You can view
the label on your device to get the default IP
address.
Only use one network adapter in your PC.
Do not use any proxy server.
Make sure the Wi-Fi function is active.
Refresh network list and select the correct
SSID.
Check the IP address to make sure your client
can obtain an IP address automatically in the
Internet protocol (TCP/IP) properties.
Type the correct network key (Wi-Fi password)
when you connect to the device.
12

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Questions and answers

Robertino Vihtelin
February 9, 2025

Hi, i recently got the ZTE MC888 Ultra 5G router and all my devices connects to the wifi and internet but theres something wrong and i cant figure it out. I cant visit some links on google it is as if theres no internet. Also on my Xbox Series S i can connect to the WIFI but it doesnt allow me to play online, it says NAT: Strict and UPnP unsuccessfull even though i have activated UPnP in the router settings.

1 comments:
Mr. Anderson
February 11, 2025

To fix internet connectivity issues and NAT type problems on the ZTE MC888A Ultra 5G router, try the following steps:

1. Check Signal Strength: Ensure your device has a strong signal. Poor signal strength can cause slow speeds and connectivity issues.

2. Restart the Router: Power off the router, wait a few minutes, and turn it back on.

3. Verify Network Type: Make sure your router is connected to the correct network type (4G/5G).

4. Check IP Address Settings: Ensure your client device is obtaining an IP address automatically in the Internet Protocol (TCP/IP) settings.

5. Disable Proxy Servers: Avoid using any proxy servers in your network settings.

6. Correct Wi-Fi Settings:
- Ensure Wi-Fi is enabled on the router.
- Refresh the network list and connect to the correct SSID.
- Enter the correct Wi-Fi password from the device label.

7. Fix NAT Type Issues:
- Log into the router’s web interface using its default IP address (found on the device label).
- Enable UPnP (Universal Plug and Play) in the router settings.
- If needed, manually configure port forwarding for specific applications.

8. Factory Reset: If issues persist, reset the router to factory settings and reconfigure it.

If the problem continues, contact ZTE support.

This answer is automatically generated

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