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I have two questions the first is: After a port has became a trunk port is there any way to see if that port was originally set to dynamic desirable, dynamic auto, or just trunk? I am using the sh spanning-tree detail command to identify trunk ports....

I have created two VLANs(as shown in images)respectively to two switches, Switch1 has VLAN 10 and Switch2 has VLAN 30,the switches are directly connected, my question is that how the two different VLAN's are communicating without the help of layer3 d...

Hello All im experiencing a problem with some computers dropping IP the addresswith a release / renew the computer is getting a new ip from the dhcp server and after 5 minutes just goes down and doenst repond any more  in the arp table is shown as in...

Hi all, I'm experiencing an issue with a WS-C3850-24S switch where a small percentage of packets are dropping from the output queues in about half of the trunks. I've done some research and found that it can be caused by an ingress interface that off...

Otaku78 by Beginner
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I have a remote site that has 2 switch Ether channeled together. Layer 3 Switch 11 WS-C3560V2-48PS 12.2(50)SE5Layer 2 Switch 22 WS-C3550-48-SMI Version 12.2(37)SEEtherChannel Load-Balancing Configuration: src-macPorts 1-4 on both sides are connected ...

stein9700 by Beginner
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HiI'm looking at upgrading cisco Nexus5548 switches (vPc) from 5.2(1)N1(4) to 7.3(5)N1(1). The cisco documentation suggests the upgrade path should be:5.2(1)N1(4) > 5.2(1)N1(6) > 7.0(8)N1(1) > 7.1(4)N1(1) > 7.3(5)N1(1) The ISSU verify install for 5.2...

We've got C6807-XL with only two module slots occupied. Planning to expand network by populating two more slots. Can someone please confirm if this switch model is currently supported by Cisco and is not at the end of product life cycle, in which cas...