Huawei 5G CPE PRO 2
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Huawei 5G CPE PRO 2


Question about Huawei 5G CPE PRO 2

Symptoms when using SALT Mobile network (all or the other Broadband providers using SALT broadband network like Lidl Abo or GoMo) : - Router has to be restarted daily, - some pages works some not, - sometimes page has to be reloaded or is stuck After long troubleshooting with Wireshark: Issue is SALT Double IP address NAT and Encryption which impact TCP\IP MTU size. Solution: - Log into the router and go to "Network Setting" TAB find " MTU SIZE " default value is 1500 (bits) - change it to 1400 Explanation - at the time of writing this post the true accepted value was 1470 bits, but if you do not know how to test it it is better to set it to 1400 and forget about the problem forever Cheers!

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Humark_SHU

2 years ago

Helpful answer

Hi MaciejW707
You are a hero. I had exactly the same problem and searched for hours for a solution and found nothing.
Neither Huawei nor Salt support could help me. But your simple trick worked for me - thank you for your contribution.

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antek

1 year ago

super!

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MichelPeyer

2 years ago

Thanks for the help, It helped with the sites not being able to reach.

Nevertheless, I still have problem with the overall connection (needing to restart the router on a daily basis) are there any other workarounds?

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marcin

2 years ago

Man! You are my hero :)

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Shadow_HD

2 years ago

Thanks man that was a massive help

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willylu

2 years ago

Jup, dude, I am very thankful. I was down almost two weeks and could not find the issue. Now it works again. You deserve a big beer!

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lukasmahiz

2 years ago

Thank you very much. This helped me a lot with my Zyxel NR5101 (same Problem!!)

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sebastianlavoyer

2 years ago

Thanks for that. No one at Salt could help me, but thus works!