Activity in Security
DMVPN Resolution Requests and Reply
I don't understand the working of DMVPN especially in phase 2 and phase 3. When talking about NHRP Resolution request from one spoke to another spoke through the hub, like why do even need that request to go to all the way through hub. Isn't it good ...
Resolved! Firefox internet disconnect after Cisco Secure Client on macOS Tahoe
Environment Details:Operating System: macOS Tahoe (Version 26.x)VPN Endpoint Client: Cisco Secure Client v5.1.8.122 (AnyConnect Generation 5)Affected Application: Mozilla Firefox (All active branches)Observed Symptom:Immediately upon disconnecting a ...
Cisco ASA not sending syslog messages over VTI interface
Hello,We are currently troubleshooting an issue where the ASA is not sending syslog messages to a server that resides across a VTI tunnel.At the moment, the ASA does not appear to support configuring a syslog destination using a VTI interface (i.e., ...
NDP PROXY on ASA
Hello, is it possible to do NDP proxy on the ASA firewall? Or is there any other feature, which can be used for redirecting traffic between two IPv6 enabled hosts in the isolated private VLAN through the ASA? For IPv4 traffic I'm using proxy ARP, bu...
Device Offline for more than a Year
I have two FTDs that have been offline for more than a year, and now I can deploy the configuration to change the IP address of the WAN interface to connect to the internet. I now have internet on site, but from a different ISP.
NHRP Fields
Can anyone help me with those different fields in NHRP especially some of them doesn't make sense to me atleast yet. The only few important one regarding DMVPN are the Fixed Header, Mandatory, Responder Address which I got to know and in those also t...
Resolved! RA VPN termination on Loopback interface - FTD 7.6
Hi all,We are running FTD 3120 with FMC 7.6.4. The FTD has two outside-facing subinterfaces connecting to two separate N9K switches (no vPC). We wanted to terminate RA VPN on a Loopback interface so users have a single stable public IP regardless of ...
Certificate - OCSP Responder Expires
I get the alert from ISE "Trust certificate 'Certificate Services OCSP Responder - FPISE01#00004' expiring in few days " but unable to find this cert anywhere in GUI !- what is this Cert for ? do I need it ?- where can i find and delete if not needed...
Modern AI Privacy for Secure Data
Artificial intelligence is rapidly changing how businesses manage and process information. As AI technologies become more advanced, concerns about Data Privacy And Security are also increasing. Organizations today are not only looking for powerful AI...
ISE - Anomalies - Quick Filter OR vs or
IntroductionAffected ProductsSummaryConclusionReferences The Portuguese version of this Blog can be found at: ISE - Anomalias - Quick Filter OR vs or . For an offline or printed copy of this document, simply choose ⋮ Options > Printer Friendly P...
Block access to Google Games
We recently implemented a pair of FW1120's with full FTD licensing. Configuring access control policies to block specific websites and URL categories.One of the categories we have blocked is "games" which does a great job of blocking those websites....
want to block social media web site on wifi router
We are currently using an SLT Fiber connection for our office network. We would like to restrict access to social media platforms such as Facebook, Instagram, TikTok, YouTube, and similar websites through DNS filtering or network-level controls.SLT i...
High authentication latency alarm in ISE ?
High authentication latency alarm in ISE ?How to check and what is the reason why this alarm got generated ?ISE Version - 3.2.0.401
TAC Security Podcast Episode #31 - A look into ASA Quality with the Quality Assurance Team
Episode Name: Episode 31 - Behind the Scenes at ASA Engineering Contributors: Magnus Mortensen, Jay Johnston, David White Jr. and special guest Paul Larue Posting Date: TBA Description: This episode provides a peek behind the scenes at Quality Ass...
Download VPN Client from FTD
I have configured RAVPN and I am trying to access the outside of the firewall to download the VPN client. I put in the url setup to access to outside interface of the firewall but can't get any reply. I am pretty sure I have everthing configured as r...
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