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
Hi All, I am trying to understand what the expected behaviour is with VSS in the following scenario. Unfortunately I dont have access to a pair of non production VSS capable switches to test this out. Say you have a VSS comprising of 2 x 4500X switch...
Hello. I'm having a problem with my ISCSI interfaces getting lots of output drops. Throughput overal is extremely low IE less than 100mbs avg and the network just feels overall very laggy especially since its all 10gb backbone. We have 4 VMware serve...
Hello all,While diagnosing another issue, I noticed that during boot up some logs showed up mentioning that Smart Licensing had been turned on. After reading about our current version, it said that Smart Licensing is the only way to go from now. The...
Resolved! Setting up Cisco Catalyst 1000 Switch.
Josh here and I am new to networking and I am setting up a Catalyst 1000 48 port switch and need help. I know the basics of networking and have learned a lot, but I am not sure what to do here. I am going from a Ubiquiti Edgerouter to the G1/01 port ...
Hello all,I have 3 new switches that were stacked and working properly. They were numbered 1 - 3. I renumbered them to 3 - 5 as they will end up in an existing stack.After rebooting, the whole stack is stuck into a loop. I followed someone's comment ...
Resolved! Can't ping VLANs
VLAN 7 is configured on the switch and can ping VLAN 7 subnet but from VLAN 2 or any other VLAN it can't ping the VLAN 7 subnet. I am kind of confused by what the issue is as the configuration looks fine.
Hi,I have a problem with a Cisco Catalyst 2960.In the logging I see those messages:-Traceback= 555260z 2C3CCz 2CE40z 2CEC0z 290D4z 2E2BD04z 2E27A00zFeb 17 11:01:34.410: %SCHED-3-SEMLOCKED: License Client Notification attempted to lock a semaphore, al...
Hi, I have upgrade our Switch that was running c3560cx-universalk9-mz.152-7.E2.bin to the latest version c3560cx-universalk9-mz.152-7.E5.bin After the upgrade that took 11 minutes to complete and I waited a bit longer (10 mins extra) and found tacacs...
I need to have a standalone N540 with 6.5.3 emulate a G.8275.1 T-BC, that supports L2 switch functions to handle multiple (>2) interfaces. I have configured the G.8275.1 T-BC and it operates as expected. I first started with 2 interfaces, with one as...
Hi everyone!I tried config LACP on two switch Layer 3 by Pnetlab as below:but it just show error:*Feb 17 08:09:55.391: %EC-5-L3DONTBNDL2: Et0/1 suspended: LACP currently not enabled on the remote port.*Feb 17 08:09:55.652: %EC-5-L3DONTBNDL2: Et0/0 su...
Hey all. We recently became aware of a weak fiber link in our network and we want to start monitoring for low Rx/Tx optical power via SNMP. Are there any MIBs or OIDs I can reference to pull details that will display the High/Low warn and High/Low cr...
Hi, i am running anyconnect 4.8 on WM win11 but crash on that with message : anyconnect was not able to esthablish a connection... (all FW, AV, all off, clean windows installation) 7:59:23 PM User credentials entered.7:59:23 PM Please respond to ba...
Hi Guys, I have a very basic Cisco switch WS-C2960-8TC-L. I wonder if it is possible to have intervlan switching enabled on it? I know this is L2 switch, but since it doesn't have a fan it's not noisy and I can keep it on my desk.I can configure VLA...
Hi, I have the WS-4900M switch, layer 3 is new to me, hence my question. I added some vlan and vlan interfaces addressing for them.Communication in vlan works, but I have no answer directly from the switch by pinging the vlan addressing. Communicatio...
Hello,last week we tra to split our vtp domain in two differnet domains.Cause: We have to much spanning-tree instances on the access-layer. At the time we are not able to add new vlans because the max stp instances of 128. MSTP is no option in our ca...
