Activity in Security
Route M365 outgoing Mails through ESA in a Hybrid Setup
Helloi Netpros, working on a hybrid Exchange setup (on-prem Exchange + Microsoft 365) and want to route outbound mail from Microsoft 365 through our Cisco ESA, so all outgoing messages pass the same filtering and logging as on-prem mail. Inbound mail...
Cisco FMC MariaDB undo files has reached 1.39GB.
Hello! We recently upgraded our FMC code from 7.4.2 to 7.4.3 and when it finished installing the new software we started getting this message saying: "The size of MariaDB undo files has reached 1.39GB, and it exceeds the threshold of 1 GB. Contact TA...
Wireless Clients reauthentication fails when COA is sent by ISE
We have observed a strange issue in our network. For any reason(change in profile) when Cisco ISE send a COA and ask to reauthenticate to an connected client on wireless controller client session is interrupted. Client tries to reconnect and we see c...
FTD Won’t Register to FMC After Upgrade? Check TLS Settings
Hi All, After certain FMC and FTD upgrades, it is possible to encounter a situation where the FTD fails to register back to the FMC even though all connectivity checks appear normal. FMC and FTD can reach each other, port 443 is open, and the sftunne...
Process Exclusion vs Path Exclusion — What is the correct choice
Hi,I’m dealing with a recurring false-positive event related to one of our internal service executables, and I’d like to clarify which exclusion type is considered best practice according to Cisco Secure Endpoint’s engine behavior.We have an interna...
Replace the default OOBE Anyconnect Profile on Remote Access VPN
Hello Guys, I will try to keep ti consize.So we are rolling out Windows 11 now instead of 10 with Intune on OOBE devices, and Secure Client does come preinstalled from Intune Configs as well. The issue we are facing is that, on the first VPN connect...
PTZ Camera -Unable to increase the viewable area the camera
We are encountering an issue with the Cisco PTZ camera, which is focusing on a very small area. May I kindly ask a guide to help us adjust the PTZ settings to increase its viewing area?
Resolved! Maximum allowed message size for S/MIM
Hello Asyncos Version: 16.0.3-044we get an message:"(DCID 327372) Message 16998928 to info@xxxxx.de bounced by destination server. Reason: 5.x.0 - Message bounced by administrator (This message is larger than the maximum allowed message size for S/MI...
Branch FTD onboarding on HO FMC via /32 public IP #FTD #FMC
Hi Cisco Community, I am looking for guidance on onboarding a branch FTD to our HO FMC. The challenge is that the client is providing only a single /32 public IP at the branch site. Additionally, the branch needs to access certain customer portals ho...
FTD 1120 - Fault - CommSvcEpUpdateSvcEp
Hello,I am doing an upgrade for a customer for different FTD platforms managed by FMC version 7.7.10 While upgrading to the current (20/11/2025) recommended version from Cisco => 7.6.2 We are seeing the following fault, only in the 1120 1 Critical Ev...
Third Party VPN integration with Umbrella
Has anyone experienced integrating Cisco Umbrella with a third-party VPN in a full tunnel? The third-party vendor cannot do split tunneling due to some restrictions on their solutions/configuration. VPN is checkpoint.
Resolved! ISE Certificate
Greetings everyone, i just want to make sure. Is it possible if Cisco ISE work with 2 same certificates but had difference expiration date ? because this 2 certificates will expired in a short time. And so, if it possible for 2 same certificates work...
Resolved! The purpose of TACACS source interface
Hi,I wonder how exactly the soucrce-interface play the role in processing tacacs authentication in Cisco Networking device.For example , I curently use 9300 and I put the tacacs source interface that is currently being shutdown by admin, Yet user can...
Licensing in Cisco MCD Dashboard blank expiry date
When I log into my Security Cloud Control account and navigate to Platform Management > Subscriptions I'm presented with my Cisco Security Cloud Control Firewall Management Base and Cisco Multicloud Defense Premier, but the expiry date is BLANK. Is a...
Filter events in a Port mirror
Good morning: I have a port mirror on an interface.This traffic is causing intrusion events.How can I filter them?I've tried putting this traffic in a trust rule in the access control policy, but it doesn't work.I've also tried putting it in a prefil...
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