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 i have a problem with my cisco router i have tried to configure port forwarding and and still my ports arent open kindly assist meBelow is my configuration Safetrac#show runBuilding configuration...Current configuration : 7363 bytes!! Last configu...
Hello all. I've got a 2960x powering an AP and I've seen multiple logs on the switch saying that a particular interface went down and then back up for a couple seconds, some minutes at times. It's probably not an issue but I'm not liking the log bein...
Resolved! QoS Marking Not working
Experts,I'm following the admin guides for legacy Cat 3750/3650, but must be doing something wrong, or maybe missing a key concept. Our classes of traffic are not getting marked with our desired DSCP. I have confirmed this by traffic capture from m...
I've started performing firmware upgrades on the PCoIP thin clients that my company uses, but during the restart phase of the upgrade the port security on the switch gets triggered and puts the port into err-disabled state.Here's an example config fr...
Should the following command (switchport nonegotiate) be placed on an interface that is in access mode or trunk mode?
HiI have setup 802.1x Dynamic VLAN assignment on a switch, the purpose is to provide something similar to a hot desk environment, whereby a student logs in they receive a student VLAN assignment to the PC, and member of staff logs in the receive a st...
Hi, I've got a problem with two C4500-switches.They both utilizing high CPU and the process thats responsible is IOSd (100% CPU on 1 core)These 4500 are in two seperate networks with no physical connections to each other. I can't see anything else st...
Hello All, I am quite new in this networking world and stuck somewhere. If anyone can help me, I would highly appreciate. I have this network topology where there are 3 switches and one router as networking device. Two end users are connected to Swi...
Hi Guys, We are facing high cpu utilization issue for Cisco 3850 standalone switch due to "iosd" process. Core 0: CPU utilization for five seconds: 98%; one minute: 74%; five minutes: 79%Core 1: CPU utilization for five seconds: 2%; one minute: ...
Resolved! HIGH CPU 4500X UTILIZATION
Hello SupportPlease inform me on how to prevent high cpu ulization on a cisco device. An example is a cisco 4500X switch with a sample of the configs shown below.BRM_HQ_CSW_01#sh proc cpu sortCore 0: CPU utilization for five seconds: 1%; one minute: ...
Hi all,We have a Switch Catalyst 4500, model WS-C4510R+E, with 2 Supervisors, models V-10GE, which is showing high CPU values all times.When this occures, the switch shows 95-100% for total cpu for a few hours at a time.show proccesses cpu shows proc...
Resolved! C4500 high CPU high utilization
->Every night, in between 10:00 and 1:00 CPU is going crazy(over 90%)(device is in production)device#show processes cpu sortedCPU utilization for five seconds: 98%/0%; one minute: 98%; five minutes: 98% PID Runtime(ms) Invoked uSecs 5Sec 1...
Does it?:Supports Virtual Switching System (VSS) or Inteligent Resilence Framework (IRF) or Virtual Switching Framework (VSF).User authentication can be configured for 802.1X, Web-Based Authentication, and MAC-Based Authentication.Able to monitor tra...
Hi!Hope you guys are well. We have access layer switches 2950 & 2960. Switchport is configured with Multi Vlan Access Port. Vlan 300 for Data & 400 for Voice. When IP phones is powered on and Ethernet cable is plugged, it works okay. Issue is when Et...
Trying to transfer a new IOS image to a switch and I continue to receive this messsage in the middle of the transfer? Ideas?%Error reading tftp://XX.XX.XX.XX/c3750-ipbasek9-mz.122-50.SE2.bin (Transfer Aborted)
