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Forum Discussion
JinTu
Aug 26, 2021Star
LM1200 repeatedly dropping link
I recently purchased an LM1200-100NAS to serve as an LTE failover connection for my homelab and noticed a strange issue while setting up my pfSense-based router to use the LM1200 as a secondary WAN c...
Fiddlin
Aug 29, 2022Tutor
greenpuddinabout IP address being different than reported.
When I spoke with Verizon about getting a public IP address, they told me that their none of their consumer plans provide a public IP address. The address you get will be double-NAT'ed and you will not be able to forward ports from the actual public IP you will be going through.
The only way to get a real outside-accessible public IP from which the LM1200 could forward ports is to get a business account, for which you have to actually have a business tax ID.
I am stuck with Verizon. They are the one and only carrier that works at my house. I can't work with satellite delays, and comcast wants $5000 to cross the road (not to mention having to sign a document allowing them to charge me for any additional expenses they see fit to charge 😡). I get by with my firewall connected to my LM1200 running in router mode, but I have no way to get in from the outside like I need to be able to do. For accessing the outside from in the house, the LM1200 works great in router mode on my Verizon service - very reliable connection with good performance for a cell service (I got used to having fiber at my previous address 😢 ).
SomebodyInGNV
Aug 29, 2022Guide
Fiddlin, if adding another layer of NAT is acceptable, add a router that supports OpenVPN or Wireguard, build a VM on a cheap hosting service that supports a public IP, and set up a VPN between the VM and router. Connecting to the public IP will connect you to the router inside your network. I looked into doing that in combination with T-Mobile Home Internet (same situation - no public IP possible) but ultimately dropped the project because my cable ISP (Cox) dropped my price enough to abandon TMHI. I can't give further guidance on the topic other than the fact it's an option, and works.
I don't know if it's technically possible but, if the VPN will work with the extra router in bridge mode, it won't add a NAT layer.
I don't know if it's technically possible but, if the VPN will work with the extra router in bridge mode, it won't add a NAT layer.
- kristuferAug 29, 2022Aspirant
Hello All,
I wanted to share my success with my lm1200 in bridge mode and a verizon sim...
I am currently using a verizon sim out of an old samsung s6 (dont think this matters but mentioning it anyway) and an Vnopn n3700 router running the latest pfSense. the lm1200 is set for bridge mode and the router has been set for IP stealth and changed the default ttl.
Not sure if specifics violate any terms on this site so I am keeping those things general but everyone should be able to figure it out.
After alot of trial and error, I have had success with my current setup. The boot loops are very rare. If they do happen its only a couple of times or I found that booting the lm1200 and letting it settle before boothing the router usually solved it.
The only issue that I am facing now is that the throughput of the lm1200 is not the greatest but it is better then nothing.
- SomebodyInGNVAug 29, 2022Guidekristufer, I don't think Netgear cares about you describing your configuration of a router connected to the modem.
What is IP stealth mode? With respect to ttl, are you using mangle to set it to 65?- kristuferAug 29, 2022Aspirant
yes, you need to packet mangle the ttl. stealth mode allows the traffic to not be decremented through the router thus allowing all devices to act on the newly set ttl.