Hello, everyone My resources mention that in RSTP, all switches generate BPDUs which is different from a classic STP operation where only the root bridge does so. However, in Cisco CML, I only see the root bridge generating the BPDUs and the switches...
Heyo!I haven't posted in the Cisco community in a long time but going to give it a shot before a ticket. I have an interesting question and I'm likely missing something small.I have 10 SVIs on my Layer 3 C9300X-24Y core switch. I want SSH to use vl...
Hello,I have tried two Catalyst 3560 PoE switches on a specific jack. The first switch repeatedly dropped PoE cameras requiring a complete reload to bring back up. I tried a newer model 3560, and the same phenomena occurred. Our electricians just dis...
Hello everyone,One of the useful commands I'm finding is "show interfaces summary" because it shows all of the ports that have sent/received packets since the last reboot, even if the the port is currently disconnected. This is useful information for...
Dear community, I have several type of switches on the network, with different licenses: - C3850 with LAN Base, IP Base or IP services - C9300 with Essential or Advantage licences I would like to find an official documentation with dACL (with ISE) su...
HIThe interfaces does not seem to auto-negotiate to 1G although i have 1g sfp installed.
Hello,I will have to migrate a VSS of C6500 to a Stackwise virtual of C9500 high performance.The 6500 has a lot of access-lists.I have a 'show tcam counts'. of the 6500.I know the TCAM in catalyst 9500 is very much optimized and I would like to know ...
I just posted saying i couldn't get my switch online for management, the first suggestion was to enter a route of 0.0.0.0 0.0.0.0 10.10.10.254 which is the default gateway on vlan10 where the switch IP resides. which worked to gain me access to ...
In short, when I configure more than 6 vlans on my Cisco C1000 switch, communication to the switch on the management VLAN becomes realy slow. Configuration via SSH is realy slow and ping to the switch has a delay of around 700ms. For the network here...
We would like to purchase a cisco switch which need to be under TAA compliance. Please provide the TAA compliant statement (document), if the below mentionedCisco IB-C9300-48T-A and IB-C9300-24T-A is under Trade Agreements Act (TAA) compliance.
hi folks, I have a new cisc0 c9200l-48p-4g switch I've configured, i cannot ping it and i cannot SSH to it to manage remotely.I've set it up with a base config that mirrors the 2960 that it replaced,it resides on a 10.10.10.x subnet which is vlan10...
trying to recover an admin password for a 31108TCV but its not workingso i press ctrl+c and then it says press ctrl+l to go into recovery mode so i do then i do the commands below cmdline recoverymode=1 dir boot n3000-uk9-kickstart.6.0.2.U6.8.bin co...
Hi to All,I need to calculate the current memory usage about the ip routing table, we use static routes and OSPF.And also the current memory usage about the Mac address table.Follows the Catalyst 4500E sh Module:Chassis Type : WS-C4510R+EPower consum...
Hello, everyone. I understand that Classic STP used the short cost method which was only 16 bits long. Then, RSTP came in and introduced the long costs which were 32 bits long and accomodated for interfaces faster than 10gbps. I have two questions re...
Hello, everyone. I am covering Root Guard for STP and I feel like I've hit a roadblock. I understand how this feature works and what it does, I am just not sure where exactly should it be implemented. When it comes to Root Guard, it's all a matter of...
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