In a typical enterprise network composed of distribution and access layers, a redundant trunk link provides a simple solution for network recovery when a trunk port on a switch goes down. 1Q trunk, the Cisco switch combines the spanning-tree instance of the VLAN of the trunk with the spanning-tree instance of the non-Cisco IEEE 802. A. Trunking is a fundamental technology in modern network infrastructure, enabling the aggregation of multiple VLANs (Virtual Local Area Networks) across a single physical link. On. The Institute of Electrical and Electronics Engineers, or IEEE, who designed it, baked in the untagged VLAN called the native VLAN, a default to VLAN 1 and it can be changed. Summary: This article describes the cnMatrix switchport modes and gives examples of how and when to use them. Each port on a cnMatrix switch can be configured as access, trunk, or hybrid port. Here's a description. Hello, when MST convergence occurs in the topology, are the ports configured as Spanning-Tree Edge Trunk impacted by the changes in the topology, i get these logs : Here is the text with the asterisks removed from the start and end of each line: Hello Houssem From the syslog messages you have.