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! Packet Tracer 4.3.3.3.
The problem I am having is when I follow the steps and enter: ftp 209.165.201.20 on Phil's pcThis is one of the steps under Part 1 Step 2d: Connect to the Public_FTP server at Gotham Healthcare Branch by entering ftp 209.165.201.20 in the command pro...
Resolved! No DR for PIM interface?
Hello,I have an internal switch with a tunnel to an external router. While troubleshooting some multicast issues I noticed the tunnel has no DR when I "show ip pim interface".The distant router across the tunnel shows the same thing. Is this an issue...
Resolved! 9800-CL issue
Hi everyone,I need some advice regarding an issue with my C9800-CL controller. Currently, I have 5 sites connected to the controller, with 4 of them being remote sites. However, one of the sites suddenly stopped connecting to the controller. Upon fur...
Hello, I'm new to using Cisco switches. We were trying to chase down why one of our APs was offline and managed to determine its because the port on our C3650 switch was configured incorrectly. That wouldn't be an issue except the admin account on th...
Resolved! Remove Catalyst 9200 from a Stack
I have two Cisco Catalyst 9200's that are stacked. We no longer need them stacked and wish to split them. One switch will stay in production and the other will be reassigned later. My thought to do this would be to power down the one switch no lon...
Hello,We have several 2960 switches in configured in a stack and are of varying models, see below. This morning, we came across a situation where some of the PC's connected to a specific VLAN, VLAN 185, on switch 1 could not communicate to any other ...
Hey everyone!So we have a cluster of 3 APIC-L3 and we want to replace them to 3 APIC-M3.Is there a best practice of how to make it work?Can we mix? Can we disconnect one of the L3 and connect one of the M3? Should we install all the M3 as standby fir...
Dear Community Please kindly need your help, I have Packet Tracer for my class , the goal is to give DHCP IP for Every ACCESS POINT and the client but unfortunately I am not able to solve this issue, either AP or PC/Laptop cant get DHCP IP from DHCP ...
I am performing the prep work for switch firmware upgrades and seeing two files showing in dir flash:/*.conf:STCK1#dir flash:/*.confDirectory of flash:/*.confDirectory of flash:/16416 -rw- 7488 Oct 31 2023 20:43:28 +00:00 packages.conf114691 -rw- 755...
Resolved! EIGRP IPV6 retry limit exceeded DMVPN
Hello Community,I am trying to simualate an DMVPN environment and i have an issue when i try implement EIGRP on the tunnel interfaces to create an adjacency.I constatly getting retry limit exceeded messages on the HUB router. No eigrp related message...
Hello Professionals,I set up 'Flow monitor' to my switch followed document and it seems working great.However, whenever I tried to see flow cache, I'm confused the order of commands and result.For example)a) show flow monitor MPLS_OUT cache aggr ipv4...
Hi Dear Friend I connect Switch Nexus 3064 10G port to Mikrotik Router (CCR-1072)I Get On Mikrotik FCS error on linkI change module and Fiber Optic But problem still exist !!!!!!How solve this that Donnot have FCS error on mikrotik Thx
Hello Professionals,Recently, I'm having an issue for some devices which has static DHCP ip address from the switch.So I'm looking for the cause, but couldn't fine yet.Here's my switch info:Switch Ports Model SW Version SW Image Mode------ ----- ----...
Hi everyone, Is there a way to debug named ACL?We have a named ACL in our environment for example: Extended IP access list Testing123.debug ip packet command only asks for a ACL number. (CAT9K_IOSXE), Version 16.9.5
