Hello, I have two SG3428 switches, they do not have a link port or uplink for normal RJ45. Is there a way to connect both switches to "add ports" simply by patchcord rj45?

Using Google Translate, sorry Hi, I have 2 SG3428x v1.0 switch. One is connected to a Mikrotik that has the VLANs and the DHCP, on that SG3428X I have 22 ports configured with VLANs and working OK. No