STPの概要 STPとは STP（Spanning Tree Protocol）はブリッジおよびスイッチで動作するレイヤ2のプロトコルです。 IEEEによって標準化されており、規格はIEEE 802.1Dです。 このプロトコル …

Aug 24, 2017 · Solved: I am having a spanning tree issue between 2 switches. Each port is setup as a basic trunk, and the 2 ports are connected over a microwave link. Spanning tree is setup as MST …

Jul 22, 2012 · The 3750v2 output for show spanning tree vlan 125 has it in a Desg FWD state for 1/0/40. I am no expert by any means on STP, but did not think a port would go to a BKN state if it was the …

Fa1 Desg FWD 19 128.3 P2p i have aleast one port on the switch in root port role in a particular Vlan except for one VLAN which has all ports in DESG role and no root port is this normal ?

Mar 21, 2018 · Solved: Hello , I have on my switch some interconnection (L2 link point to point) with access port to different provider to receive some multicast all these ports are in vl 200 that is …

Mar 7, 2023 · Eth1/20 Desg FWD 4 128.148 P2p Peer (STP) Ports 16 and above are 1Gbit ports primarily just used for directly attached devices instead of switches but there are a couple of those …

Jul 11, 2007 · Dear colleagues I have two core switches 6513 and 30 access switches (Edge switches) 2950T connected to these core switches. Each access switch have two VLANs one for hosts …

Jun 4, 2004 · When I issued "sh spanning-tree vlan 1"command,I found that here's a port status was very strange:BKN,and I couldn't find it's info on CCO,the result of show command as below: Gi2/11 …

Nov 1, 2009 · Hello, Issue: Vlan 1 is in (PVID) inconsistency state on the Core switch for some access switches trunk ports. Native Vlan is 1 (same on all the switches) Find the output below:Core Switch …

May 28, 2018 · I have 2960 S switch , port blinking orange light on the port (gig1/0/8) When I run the command, show spanning-tree [in 2960 S] ,I found the following result: VLAN0004 Spanning tree …