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Hi, We are setting up two Nexus 5672 that will act as the new core managing SVIs and replacing two 6500 switches that will remain as layer 2 access switches. These two Cisco 6500 will be connected to the new core switches with two 20 Gbps VPCs and wi...
Hi Peter, It worked really well on Monday and we did not find issues with STP and ISIS, it blocked in the secondary switch side as expected. The only changes in the config since last time we tried was disabling bpdu guard and udld on the links from 5...
Hi Peter,The four port-channels were forwarding causing loops and really slow performance when accessing the ISIS storage from clients connected to 6500. Today we tested connecting port chaanels in Nexus 1 directly to Nexus 2 and were blocked in Nexu...
Hi Peter,The four port-channels were forwarding causing loops and really slow performance when accessing the ISIS storage from clients connected to 6500. We will try again Monday 7, hope it goes better than last time Many thanks for your help.
Hi Peter, Your reply was really useful. I checked in the current configuration with ISIS switches connected to 6500 (see attachment) and it shows the ports blocked on the 6500-core2 switch which acts as STP secondary. Also found out that when runnin...
Hello Peter,Many thanks for your reply. I attached a diagram with the STP priority changed to 0 in the two 5672 core switches. The storage switches are in the upper side (ISIS storage system). Regards,Pablo