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! Cisco 3560-CX cant ping between VLANS
I am just running up a new 3560-CX lab switch to play with and having some issues.Scenario:- VLAN 10 clients cant ping VLAN 20 clients and vise versa.- Both clients can be pinged from switch (confirming its not windows firewall)- Both clients can pin...
I want to pair 2 C9500-16X switches using SWV technology. However I don't want to use multiple links for SVL. This will save me two ports. Since almost all interfaces for the downlinks are having dual leg connection, I don't see the issue of keeping ...
Does the Cisco Catalyst 9300 & 9500 series have full Layer 3 Routing Capabilities? Reasons why I question are below:Do these terms mean full routing? "routed access" "Layer 3 forwarding" These terms are used in the data sheet and license details.Data...
Hi all,I'm configuring a Nexus 3064 on our network which I want to use as a core switch and have the other 2 Cisco Catalyst 2960's connected to it via 10G. The 2960's have the 10G SPF modules in them. The desired network looks like this:https://ibb.c...
I have a replacement CompactFlash module headed my way for an IE-3000 switch. My question is this, using a USB card reader, can I format/access the filesystem on it on my computer? I ask this since the actual switch is 3000 miles away, and I would lo...
Resolved! Entire VTP Domain on transparent mode
Hi all,We have a 26 2960 switch network with a couple C3750 stacks as CORE ,they are currently running a VTP v2 client/server enviroment,3750 are the servers.Pruning is enable.We want to stop working with VTP because of a new device instalation that ...
Dear All,I would like to know if the Power Supply Modules of 3850 is compatible with 3750x?I could see both of them are 350W (AC PSUs) but would like to know the technical insight on this.This is an urgent requirement at site and any document that wo...
I can ping and SSH into the switch from the switch itself but not from any other machine on the same subnet. cisco>enable Password: cisco#ping 192.168.0.3 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 192.168.0.3, timeout is 2 sec...
Resolved! Automatically Shut Down a switchport
Guys,I am looking to find out a method to shut down a switchport if the computer connected to it has been disconnected for a while , let's say a week.Is there a way to do this on 4506 and 3750's ?Thanks so much!Vlad
Hi,I have successfully set up VXLAN configuration in GNS3 and its working fine.Even with HSRP, its working fine.However, this is not what I would like to do.I have 2 DC, namely PROD and DR.On each DC, there are 2 Nexus 9k switches with VPC enabled.I ...
Resolved! WS-C3850-48XS and WS-C3850-24XS EOL?
I went through the 3850 EOL documentation and did not see either of these as end of life yet is that correct? Does anyone have any info for these?
Hello i have a switch ME3800X Serie and when starting boot , it stops i wait more 15 minute and it is not continuou : ( as an image that I send to you ) ME-3800X-24FS-M See picture !! so please how i can resole the problem of boot !!!
Resolved! STP Issue
often we are receiving the STP change logs from the L2 switch and we could see flap in uplinks. We are getting log below. %SFF8472-3-THRESHOLD_VIOLATION: Gi1/1/1: Rx power low warning; Operating value: -18.2 dBm, Threshold value: -16.9 dBm. %...
We have been upgrading our 3850's to the 16.12.3a but have run into issues with polling hardware status in Solarwinds. When I looked into it further I discovered SNMP Delayed messages. I found numerous bugs for different values and tried applying SNM...
Hello everyone. I have a switch that I'm applying authentication with radius, but it doesn't work.Checking the authentication logs I see the request arriving at high ports and not at 1812.Please, does anyone have any ideas or parameters that can be a...
