Hi,I have been struggling all day in an attempt to get mlabbe/iperf3 installed on a 9300 running 17.3.5 using advantage.So far, I have tried saving the image using docker save which defaults to the "oci-archive" format (uses blobs) as well as using p...
Forum Posts
On "Configuring Cisco StackWise Virtual" document. It says "Etherchannel 127 and 128 are reserved for SVL connections". but the later configuration did not mention configure etherchannel 127 and 128 rather just specify 2 interfaces as SVL link.My que...
Hi all, Could someone please explain to me why I see the things I do with MST? I have the below setup in a lab, where SW1 is configured with the lowest Cost and is the root bridge. Everything is working as expect, in regards to STP, and SW4 is Blocki...
Is there any way to go back from C3PL to legacy style? Is write erase, reload with backup config only method? Wanted to test config for few ports but i completly ignored the message clearly shown on CLI and copy and pasted a whole bunch of class poli...
Resolved! PoE Overload on Cisco 1300
Hello,I've installed a new C1300-24P-4X with firmware 4.1.3.36. It should support PoE+ 802.3at with max 30watts.I have a TP-Link EAP650 with 802.3.at PoE that should draw 15.4watts on one port but the port flaps and shuts itself of with overload cond...
I was in the midst of trying to write a Cat Centre template to handle the prompt when using 'vtp primary' exec command for a vtp v3 server.Then I realised I could just tack on the 'force' option and bypass the check. But I wanted to know what it was ...
Hello all. I am new to the networking world, and trying to get a better understanding of everything. I currently have a Cisco Catalyst 4500-X. I am able to to get to the main Switch# prompt, but am realizing that the standard Catalyst commands do no...
Hi guys .The SOC administrator in my department told me that, for the purpose of securing the network, I should disable the password recovery service so that no one can access the switch configurations just by having a console cable. But I’m not sure...
Hi Want Copy Header of my Packet By SPAN to Destanation Used all mtu size 64-512 all sizes donnot worktype : localstate : upacl-name : acl-name not specifiedmtu : 512source intf :rx :tx : Po14both :source VLANs :rx :tx :both :filter VLANs : filter no...
I have a cisco catalyst 9200 and I'm trying to access the equipment via ssh but it's not possible, it has an error stating that access was denied, but access via http is possible without any problem.
Clarification of this bug:Regardless of the configured timers (reachable-lifetime xxx, stale-lifetime xxx, down-lifetime xxx), the states DH4 in the DT table have the following validity:VERIFY (approximately 13 minutes)STALE (approximately 45 minutes...
I am having issue with one of my desktops connected to my switch interface flipping between two MAC addresses (see the attached picture below for log). When I disconnect the desktop the IP and the MAC issues will not show in the log. I reimaged the ...
Does anyone have any practical experience with 9300 (non L, non X) switches and the short 30cm stackpower cable? The stackpower cable is only available in 30cm and 150cm. That's a big jump. Some of our switches are 4u's apart. The rack is organized l...
Resolved! How to Read Cable TDR Testing Result
Hi network gurus, I have a hard time to determine which part cable is broken at below. Do both short and open mean that we have cable issue from patch panel to the Ethernet port on the wall (the cable run inside the wall/ceiling), and the ...
Hello Cisco community, I have a Cisco 9200L. For some reason, we have had no luck migrating from password 7 to password 6. Each time I attempt config, it gives me an error. I even tried a new switch for additional testing, but still gives same re...
