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
So I recovered an old 881k9 from a site (literally down the back of a node, powered...) and figured it would make a handy wee labrat for testing and demoing some more advanced cisco features like rate limiting vlans etc and this would be all fine and...
I went to Enterprise Lab in October month in Dubai location and found somthing strange in the Ensterprise LAB.- I found that the switches were in "Maintenance mode", I have done few Dnac deployments in my company, i was aware of how to change Managem...
Hello there, i am trying to upgrade the IOS on an IE2000 and i have tried everything. files on flash, files on sdflash, files in directory, files in root. i cannot get this switch to "upgrade jeeves" I am in a constant loop of: Upgrading Jeeves F...
Hello everyone, I have a problem with the Cisco Smart Switch Business 250 Series, I can't get the devices to connect to the network and I don't know how to do it because it's the first time I configure a switch so I ask for your help.Basically the ne...
Hi all, This is the output of a show mac address-table command on a cisco Nexus5548 ChassisCan you please tell me what is Secure and NTFY here?Switch1# show mac address-tableLegend: * - primary entry, G - Gateway MAC, (R) - Routed MAC, O - Ove...
Hi Guys, I have three 2960X switches as stack and I got this message: Feb 24 15:21:23.475: %STACKMGR-5-MAJOR_VERSION_MISMATCH: Major Version Mismatch (Local 7 - Received 1) with neighbor-1Feb 24 15:21:23.475: %STACKMGR-5-MAJOR_VERSION_MISMATCH: Majo...
Hi,Need advice on how to connect a vPC domain to HSRP enabled upstream device.For example the following setup, where the gateway for vlan600-610 are configured on the Cat switches.Do I need to configure additional settings on the N5k switches? Would ...
Hi all,I start my cisco Catalyst 3560G PoE-48 since a long time off.All LED stay green(see the attachment) and the fan blows hard always !No data received in consol. I tried start with the button "Mode" push, it's the same. Thanks for your help. Best...
Hello,I have two options and they are N3K-C3064PQ-10GX or N5K-5672UP and i have around 2-3gbps traffic and 200-300k pps, 6-8x bgp session and no full table, 10-12 acl and each acl has 10-12 lines, sflow so would you guide me which one has better perf...
I've got a Catalyst WS-C3750V2-48PS and am using the following OID to toggle PoE Admin Mode on port 1 (Fa/0/1) snmpset -v2c -c public 192.168.0.156 1.3.6.1.2.1.105.1.1.1.3.3.3 i 2 # <- "i 2" disables PoEsnmpset -v2c -c public 192.168.0.156 1.3.6.1.2...
Hi So i hade a issue that i hade a loop in the network. This ended effecting my remote sites that OSPF got knocked out as the ISP have a loop protection and noticed that one mac was in the WAN on 2 diffrent ports. Well i would like not to go to my I...
Getting a log in my 3850 switch, need to know what does it mean as i have found nothing on cisco document.
We are using 2 3850 stacked switch ,the switch with higher priority suddenly reboot . We did not find any log helpful to find out the cause. What could be the causes for sudden rebooting? If anybody experience this with 3850 switch?How can we preve...
I don't how to make PC0 Ping PC1 but deny PC1 Pinging PC0 using standard ACL. Any help would be appreciated. The Screenshot is attached below.
Hello guys, I am trying to understand in 3750 switch how will behave with the below QoS configuration?The below configuration is for input marked traffic that is coming from a device (host) with the appropriate dscp priotiry in to the switch.For queu...
