I have two core switches in a single MST domain. These are connected to several other third party "spoke" L2 switches which run PVST.
There are no loops.
I have just seen this error which causes a blocked port for 6 mins.
Core Switch 1%SPANTREE...
Hi. (thanks for reading :)
I am trying to establish a simple OSPF neighborship between a juniper and Cisco 7606 (WS-X6708-10GE) with some issues. (it works in the GNS3 lab no problem)
The Cisco 7606 would appear to be sending (tx) hello messages, but...
I would like to run QinQ between a Cisco 7606 and a Cisco 1921 IP Base Router.
I know the 7606 will support this feature, but not sure if IP Base image will on a 1921?
Hope someone can advise.
I tried the feature tool, but don't seem very clea...
I am importing two VRFs (VRF-TEST1 and VRF-TEST2) into a third VRF (VRF-TEST3). Both VRFs have default routes, so I am trying to filter out default routes from one of them, but without much success. I cannot play with export filters, only imports...
Hi,I would like to port channel 2x 3560x using maximim port members (8).To cable this effeciently for max performance, I believe it would be wise to split them across the chasis ASICs.Does anyone know how the ASICs are split.I believe there are 3x AS...
Hi, thanks for response.
no, root guard was missed by junior engineers. (arghh!)I completely understand this would have saved us.
But I am confused why this MAC address claimed root from three different ports connected to three independent switches....
thank you the for response.
I tried with and without jumbo frames, no joy though.
I also tried the juniper loopback config, but still not joy.
The debug from the cisco thinks the hello is leaving the line card (WS-X6708-10GE). but the Juniper ...
Thank you for you help. Appreciate this.
I have a customer Branch site that uses three vlans for Voice, Data and DIA.
Each vlan is transported over three separate links by the provider back to HQ.
However, commercial changes means we n...
Thanks for reponse.Does anyone know the ASIC layout for the Cisco 4948's ?I don't understand why this info is so sooo difficult to obtain. Surelly cisco should be boasting how great the hardware acrhitecture is (uhmmm)ThanksMatt