If your switch is TL-SG2210P v1, you cannot upgrade the firmware of T1500G-10PS V1. If your switch is T1500G-10PS(TL-SG2210P) V1, then you can upgrade to V2. And if "switch turns off" means you...

Cannot see your picture. Maybe you can check if pfSense also set tagged port for VLAN 50.

As I knew, V1 only support 256 addresses. It seems that ER6120 v2/v3 supports 1024 addresses.

DrBios wrote Hi, I used to work with routers 480T+ and ER6120 v1 and it was easy to disable a port through the Switch, Port Configuration option. I cannot find a way to disable ports on ER6120 v3....

hughLink wrote My original need was something like this: ISP1 --> TP Link Router --+ | ISP2 --> TP Link Router --+------- LAN (192.168.0.*) For that use, TPLink MultiWAN routers are perfect. What I...

Marino wrote I've tried also disabling PoE on all ports...and I've connected only the 2 switches togheter...nothing...one switche is dead T1500G-10PS v1 can upgrade the firmware of V2. You can have a...