@MSanity Hello, you may upgrade the router to the latest firmware, configure the connection type with Dynamic IP, and restart the Aircard/Alcatel devices to have a try. If still the same, you could...

gdw wrote i have read the instructions many times on how to give public ip by using 1 to 1 nat but yet every time i try whn i test device still shows priviate ip. i am able to do it on other routers...

@SSI_LDC Hello, the first thing coming on my mind is to check for a firmware upgrade from the TP-Link website. The latest firmware is released in May....

@Doc2485 There is only TL-R600VPN available in the USA, no rackmount business router found from TP-Link website. But I find one link for SDN, it seems that there will be new router released for the...

@mp7TdtngB4jk I only find AC500 V1 from the TP-Link website. Where do you get AC500 with hardware V4? https://www.tp-link.com/us/support/download/ac500/

@JC-D Hi, I tried upgrading to the firmware 20190125 from the TP-Link website, not aware of much big difference though, I feel they are the same firmware. According to TP-Link support, there will be...