Networking

9800 Controller Giving "IP Address Theft" and Excluding Clients

Hello!I work in a school district that has three main high school buildings, one alternative placement building, and the administration office for a total of five separate buildings. Very recently, I've had one of our school buildings send reports of...

Resolved! 9167E configuration guide in unified platform

As far as I have understand the newer 17.18.2 software version on 9800 wlc It is possible to configure the 9167E as URWB. So I have the following questions:When i want to use on a single 9167E AP simultaneously as URWB and for WiFi for the clients do...

RIP (Routing Information Protocol)

Routing Information Protocol (RIP) is one of the oldest and most straightforward interior gateway protocols (IGP) used in computer networking. Initially developed in the 1980s, RIP has undergone several revisions, with the most widely used version be...

cannot reach the internet. ISE shows Access-Accept

A user can connect to the SSID, gets an IP, but cannot reach the internet. ISE shows 'Access-Accept'. What went wrong here. How will you fix this? can any one explain

Roaming across multi-networks in Meraki for increased scale & security

Live and available now! Combine network categories in a Cisco Meraki™ organization into a new network group for an additional hierarchy level. The network group, which can be created in the Meraki dashboard with Cisco Campus Gateway clusters, enables...

9200CX USB Console Not Recognized After Switch Already Booted

9200CX USB Console — Not Recognized When Connected After Switch Has Already Booted (works fine if connected before power-on)Posting this in case it's helpful to others, or in case someone from Cisco/TAC can confirm whether this is expected behavior.P...

Cisco AI-RRM || AI RF Profile best practices

Hi Team,We have deployed AI RRM over Catalyst centre and Meraki.However some of the sites are facing wifi issues which were stable when AI RRM was not implemented.we had channel width set to Manual - 40 everywhere, however AI RRM is leading to issues...

Resolved! Installing Linux VMs Gives Black Screen

ENCS5412/K9 NFVIS-4.10.1-FC3 I have tried the following four Linux ISOs: ubuntu-22.04.2-live-server-amd64.isoRocky-9.1-x86_64-minimal.isoRocky-8.7-x86_64-minimal.isoRocky-8.3-x86_64-minimal.iso On all four ISOs, the VMs boot, I select the option to i...

Cisco Switches redundancy between Core and Access switches

Hi,Has anyone tried to design network , hardware , software redundancy between 2 Core Switches and 3 access switches in standalone in separate network rack with no possibility of stacking.

IOS-XR - Changing the VRF on interface without removing the IP address

Hello, everyone.I am reading the MPLS Layer 3 VPN Configuration guide for ASR 9000 which states:https://www.cisco.com/c/en/us/td/docs/routers/asr9000/software/26xx/l3vpn/configuration/guide/b-l3vpn-cg-asr9000-26xx.pdfYou must remove IPv4/IPv6 address...

GRE Tunnel Issue using VRF

##### Turns out it was KEEPALIVES ### This should be simple but I cannot get it to work!One end of the GRE Tunnel is C9500-24Y4C. Advantage licensing.Other end is a Palo Alto FW.I'm trying to stick the switch side tunnel interface into a specific VRF...

Resolved! Catalyst 2960x IOS Rollback issue

I am attempting upgrade the ios on a few Catalyst c2960x-48FPD-L. There can be minimal to no downtime for these switches so before we push the upgrade, we are attempting it on a spare switch we have. I also want to test rolling back to the current sw...

Switches - CS / IOS XE software versions IOS XE 17.18.4 changelog (GA)

Switches - CS / IOS XE software versions IOS XE 17.18.4 changelog Important notesAfter upgrading to Cloud Management with IOS XE, it is not possible to downgrade to any CS firmware via Dashboard. In order to downgrade to CS firmware, a factory reset ...

Trigger alarm or relay manually from CLI or EEM ? IE-3100

Hi all,I need to monitor the status of a redundant fibre link from a mitsubishi IQ-R PLCI'm hoping to use EEM to ping to a remote IP, then parse the result with regex, then trigger the alarm relay to send to my PLC DigIn card.Is this possible? I was ...

Catalyst 9000: Keywords to Monitor in Logs

I am monitoring the syslogs for a Catalyst 9000 switch.What are some keywords I should be monitoring in the syslogs?I would appreciate it if you could list some of the most common ones.For example, I would like to monitor only important entries, such...