Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...
Forum Posts
Resolved! switch stacking vs chassis aggregation
Prezada comunidade, saudações!Alguém poderia por favor explicar a principal diferença entre switch stacking e chassis aggregation?Eu sei que em stacking existem portas dedicadas para esta finalidade onde interconecta-se vários switches transformando-...
Hello everyone! I need help. Switch: WS-C2960X-48LPS-L, IOS: Version 15.2(4r)E3Activated on the port:switchport block unicast/multicast, switchport port-security, storm-control broadcast/unicast/multicast, spanning-tree portfast edge, spanning-tree b...
Hello, We are testing two Cisco 9300-48U units with version 16.9.4 for migrating from H3C switches to Cisco.We wander if it is possible to copy the config without confirmation.We use the command copy running-config tftp://10.1.2.210/Cisco.cfg We have...
Dear All,I would like to know the limitation of ACL on cisco switches.I am using cisco 2960 LAN base switches.I am using PACL feature. So i would like to know how many line of acl rule in Main ACL rule.Let me what is impact if i put 200 line of acl r...
Resolved! RSTP Proposal/Agreement Process
I just wanted to verify that my understanding of this process is correct.SWA<=====>SWB (SWA has the lower BID)SWA is powered on first.SWA will send its superior BPDU to SWB, whos port starts in the discarding state. SWB comes to the conclusion that...
We have 2 x WS-C6506-E supervisor (VS-S720-10G-3CXL, integrated FWSM) running VSS, planning to upgrade which is the best model, pls advice me How to migrate VSS switches?Thanks
Hi,I am currently working on an offer for the WS-C6506-E catalyst, but I need to know if theswitch concerned is EOL/EOS. if so? please let me know which switch replaces it.Thank you in advance.
Folks, first off thanks for taking the time, I have an interesting issue, I have constant burst output drops only on the 9500-40X in VSS, on multiple interfaces even when they are not being over utilized, ie a L-3 2G PO only using 2-10mbps, and muli...
Currently, 1 3750 in the stack has 2 ports in pagp etherchannel trunk to 6509. I want to change it so that each switch in the stack has 1 port in the etherchannel. The switches are in production. Is there a way to change to lacp that won't result in ...
Hi,We have an annoying issue that has happened twice now in the past couple of months. We are using a Cisco ASR1001 for our WAN connection to 2 remote sites.From the ASR we have a 2 port etherchannel using LACP into our switch (Cisco 3750G). Twice no...
Vlan 72. It exists on the switch and is active, but there are no spanning-tree instances for it. It's HSRP brother has an instance for spanning-tree on vlan 72 and seems to be working fine. It makes no sense to me, hoping someone can help! CHS-MDF-3...
Hello Team, I am trying to establish Port-Channel from 3850 to Cisco 9K having VPC configuration, but I am getting this error (Peer does not have corresponding vPC) on 9K :- *****************************************************nXOS11# show vpc brief...
Hello All, after design new VPC design, I am getting the same problem:-***********************************************************NXOS1# show running-config interface e1/1-2interface Ethernet1/1switchport mode trunkchannel-group 156 mode activeinter...
Hi There,Does anyone have a link to an overview of the Port to Asic configuration of the Cisco Catalyst 4500-XI was watching a recorded cisco live presentation and the attached slide came up. (look at bullet point 4)Unfortunately the presenter did no...
Hello All, after design new VPC design, I am getting the same problem:-***********************************************************NXOS1# show running-config interface e1/1-2interface Ethernet1/1switchport mode trunkchannel-group 156 mode activeinter...
