Can someone please help with the following questions:1. If you configure vPC between the two nexus 3k switches, this means they appear as one logical switch - do you then also have to configure one of the HSRP protocols? This was suggested on a site ...
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Resolved! CDP Neighbors
I did a cdp neighbors and it is showing me 3 different equipment in the same interface MAPCO-MDF-SW05#sh cdp ne gi2/0/39 det-------------------------Device ID: SW1Entry address(es): IP address: 10.130.4.1Platform: cisco WS-C3850-24T, Capabilities...
Hello,I have a stack of 6 x switches with StackWise 3750, I have a problem of topology spanning-tree changes frequently on some but not all VLANs. The source of the topology change is the interface StackPort1.Can you tell me what is the reason for th...
Hi All,I met a duplex mismatch issue in our new DC.The port configuration on the N7k and controller is the same as in other DCOnly difference is version of the NxOS on the N7k.On N7k 5.2(1) worksOn N7k 5.2(7) i get below logs :2013 Aug 21 22:23:24 xx...
Hi, We have a pair of 4500X-16's running in VSS mode, unfortunately they are still on 3.6.3E and need upgrading to 3.8.7. I have read I cannot go directly to 3.8 from 3.6 and the documentation is a little confusing so can I upgrade in the following w...
Hi guys \ Im studying for a ccna cert and a friend gave me a 2960x switch but I am currently coming across this issue. My 2960x kept going through post every 5 to 10 minutes so i decide to upgrade the ios. after i upgraded it got stuck on the SWITCH...
Hi, We have a 3850 switch that is reporting the below Vlan flapping error on multiple trunk interfaces. When researching this error I found a bug for this model with the exact symptoms but for port-channels. The bug CSCut87285 inform this is seen o...
Hi Guys, i am planning to spann different ports in Darktrace application which is analysis tool. my query is if from my switch to Darktrace tool i have 3 source interface in which i want to SPAN traffic towards Darktrace tool through 3 different ...
I have a c3560 switch which been working very well, I tried to reset it by holding the mode button in while plugging it in. After letting the button go I get the followingWhen it get to this point everything hang up. I can not type anything in or eve...
Hi All, I have to implement some configuration on below details . 1. How to add more than one vlan over Cisco switch 4500 trunk port. ( existing vlan also will be there ) 2. I have 2 4500 switch trunked and port channel also there . So my question...
We have been trying to isolate a vlan on a pair of stacked 3750G switches to eliminate any communication to that vlan from the other vlans in our network, but have not had any luck getting it to work. We tried setting up ACLs, but they did not seem ...
I have a router that will not ping any addresses in the same network though when I do a sh is route, the next hop shows up a connected. Layer 2 traffic seems to be passing. And forgive me if I'm wrong, the information in the routing table is layer 3...
Cisco nexus 9k, are people still using the mgmt0 port for peer keep-alive? I also notice there are two mgmt0 ports on the back one rj-45 and the other sfp port, can both be used? One for mgmt and one for keep alive? I hate burning 10/25g ports for ke...
Hello everyone I am have some trouble getting a college practice assessment to work, i have the fly right now so maybe my brain is scrambled.I have missed something or done something stupid so please feel free to point that outIf anyone could help i ...
Dear Gents, i received the below BOQ along with the attached drawing. in your opinion which switches are suitable for each? BOQ1: POE switch 48 port 142NPOE switch 48 port36L2 Failover SW 48 port71L32 BOQ2: POE switch 48 port 20NPOE switch 48 port5L...
