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Forum Discussion
wharfedalemfm
Apr 29, 2018Tutor
Internet port (WAN) keeps "detecting". I am driving crazy!
I had this same problem before, reported here
https://community.netgear.com/t5/Orbi/RBR50-no-internet-WAN-port-keep-quot-detecting-quot/m-p/1558686#M29251
Followed instructions in that post and t...
- May 07, 2018
For the benefit of everybody. The "detecting" problem was caused by MTU size!
Default size is 1500, which is a hair too large. I changed it to 1492. Everything is running fine for the last week. No single disruption.
I think this is ISP dependent. You can do a ping test to determine your MTU size. Just google it.
FURRYe38
Apr 29, 2018Guru - Experienced User
I would contact NG support and ask about this. You may have a faulty router that needs to be RMAd. You seem to be one of few posting about this. Which leads me to believe after all you have done between FW versions and resets, the router needs to be relaced...
- wharfedalemfmMay 07, 2018Tutor
For the benefit of everybody. The "detecting" problem was caused by MTU size!
Default size is 1500, which is a hair too large. I changed it to 1492. Everything is running fine for the last week. No single disruption.
I think this is ISP dependent. You can do a ping test to determine your MTU size. Just google it.
- FURRYe38May 07, 2018Guru - Experienced User
MTU size for most cable/fiber services is 1500. For DSL its 1492 or 1472.
We recommend contacting the ISP services to confirm that there MTU values ahouls be.
wharfedalemfm wrote:
For the benefit of everybody. The "detecting" problem was caused by MTU size!
Default size is 1500, which is a hair too large. I changed it to 1492. Everything is running fine for the last week. No single disruption.
I think this is ISP dependent. You can do a ping test to determine your MTU size. Just google it.