In addition to configuring an IP address for a VLANIF interface, you need to configure a static route or a dynamic routing protocol when PCs on different network segments across several switches need to communicate. Simply put, it's the kingpin that keeps your network humming. As one of the core equipments in the network, if the switch can realize the interconnection between different network segments, it will certainly provide more convenient and efficient support for network. Is it possible to communicate between two different network segments within a single vlan? Both devices on VLAN1, untagged. 33/24 via layer two communication. Is this possible? Just to clarify a bit further, I don't think this would be advisable, but would. I have a WAN router that's on 172. We are using a Cisco 2800 on both segments. 07-23-2012 02:39 PM Ryan You have not told us. A core switch is a high-capacity network switch that functions as a network's backbone or core layer. It's responsible for accurately routing communication among layers and departments of different sections.
[PDF Version]