I have a 3750 stack as my core switch in my Atlanta location. We recently purchased a new 3850, but I can't ping back and forward between them. They do see each other as CDP neighbors. Here is my setup3750 -> core switch (10.11.1.2 - gateway)garfield...

I currently have two 3750's (stacked). We recently purchased two new 3850's and have stacked them as well. My question is, how to I trunk them? I want to be able to use the new switches with the same vlans and IP addresses as the existing. The new sw...

Hello Experts, I have two sites (one Houston, the other Atlanta) that we have recently ordered a 200MB PTP line for. They are connected on each end to Cisco 3750 catalyst fiber switches. Per the ISP, we have to have the ports trunked as dot1Q, non ne...