Activity in Technology and Support
Why does Catalyst 9800 Lobby Ambassador require priv 15
Hi all,I'm following the Cisco document "Configure 9800 WLC Lobby Ambassador with RADIUS and TACACS+" (Document ID 215552) to set up external authentication for Lobby Ambassador users on a Catalyst 9800.In the TACACS+ section, the ISE shell profile i...
ISE 3.5 patch 4 is now the recommended release
Cisco ISE 3.5 Patch 4 as our suggested release, packed with powerful updates designed to streamline operations and enhance security. New features in Cisco ISE release 3.5 cumulative patch 4Cisco Support Assistant: Troubleshooting just got easier. You...
Resolved! In Cisco ACI, what is the benefit of ARP Glean?
Hi,I understand that ARP glean is ACI's way to detect silent hosts to prevent ARP flooding, but I don't see its benefit yet.As per my understanding, what is the point of disabling ARP flooding to prevent ARP traffic and then sending the ARP request t...
ISE Shared PSN Performance
Hi All,According to the ISE performance and scalability guide, RADIUS performance for PSN configured to handle both RADIUS and TACACS events, is limited to 25%. Can I ask if the 25% limit is throttled in the software as soon as TACACS is enabled on t...
3rd party SFP modules compatibility with C1300 series
Hi, I'm new here, if the topic is duplicate I apologize. Here is my situation:I have a new project where I use Catalyst 1300 24-port SFP+, 4x10GE Shared and Catalyst 1300X 48-port GE, PoE, 4x10G SFP+ switches. As I know these series removed the servi...
Cisco SD-WAN vManage 19.2.0 - Admin account locked after failed logins
Hello, I am using Cisco SD-WAN vManage 19.2.0 in a GNS3 lab environment. The admin account has been locked after multiple failed login attempts. The console displays: Account locked due to 35 failed logins I have already rebooted the vManage several ...
Unable to connect to ACI always-on
I am unable to connect to my lab environment. I got "An error occurred during a connection to sandboxapicdc.cisco.com. PR_END_OF_FILE_ERROR". what is the way to resolve the issue?
ND-NODE-G5S - What Supported Releases of CIMC is installed?
Looking to confirm i have the supported firmware for Nexus Dashboard 4.3Looking to confirm i need to match the Host Upgrade Utility version and not any explicit firmware version running on the hardware.The ND43 release notes state the following are s...
how a router route a directed broadcast packet to another subnet
topology： R3---R2---R4R3 and left interface of R2 in 10.10.10.0/24;R4 and right interface of R2 in 10.10.20.0/24 subnet. when R3 ping 10.10.20.255,it receives a reply from 10.10.10.1 which is R2's interface in 10.10.10.0/24 subnet. why?In my opin...
BGP ORF (Outbound Route Filtering) Capability
Introduction: In this document you will learn about BGP ORF (Outbound Route Filtering) capability. What is BGP ORF Capability: It’s a feature uses BGP outbound route filter (ORF) send and receive capabilities to minimize the number of BGP updates tha...
Deploying the Cisco Secure Client CM Deployment on macOS with Intune
Deploying Cisco XDR Client Management on macOS via Intune: Resolving the Hidden .Resources DependencyNote on MDM/EMM Platform: This guide uses Microsoft Intune as the MDM platform. It is a companion to the original JAMF Pro-based guide, “Deploying Ci...
Inbound ACL Difference: Router vs Switch
Trying to find out if anyone knows of the documentation that would list out differences between ACL operation on a router versus a multi-layer switch/SVI.The specific issue: inbound ACL applied to an actual router/router interface (untagged or tagge...
Meraki Documentation Digest October 9 - October 15
New articles:MV44X Installation GuideChange: New article. MR 32.2.5 Release NotesChange: New article. Workflows:August-November 2026Change: Added "October 8 2026". Access Manager:Access ManagerChange: Added note "The 'Authentication Mode - Open' fe...
FlexConnect site tag over 100-AP PMK limit, causing CAPWAP flaps?
Looking for a sanity check on a possible FlexConnect scaling issue before making changes to our site tags.ENVIRONMENTWLC: Cisco Catalyst C9800-L-FSoftware: IOS XE 17.18.4aSingle WNCd384 APs across nine school buildings10 site tags, with 146 APs in th...
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