Network Security

I need to remove one line of code in a Cisco 2811 router, without removing the entire ACL. I'm used to making these changes in firewalls, but have figured out it's a little different in the router. Can someone provide me with some instruction? I hear...

When filtering snort rules by Microsoft Vulnerabilities category the CVE numbers only go up to CVE-2017-022 ? Is this a bug or missing an update ?From the FMC Object>Intrusion Rules>Priority>server-webapp.rules (3818)>Rule Documentation (1:52130:1) f...

Hi,I am hardy consider to know that how would be possible to block some IPs in a network?shall I block the IPs using firewall, if I'm right how should I use with API?I'm new with this topic, but I will appreciate your answer to inform me.Thanks

 We have an asa 5512 with a 100Mb external line connected to port 1/1. Connected for internal we have 2 networks on 1/2 and 1/3. The issue we have is users keep maxing one of the networks restricting the other one. How can we limit interfaces 1/2 and...

I am trying to get one of my servers access to microsoft updates via the application filtering. However, I think that it is not working because of no DNS capabilities. We want to point their DNS to Cisco Umbrella which I have created as objects. Can ...

Firepower v6.0 - Files policy - Is it possible to add new file types/extensions?    How can this be accomplished?   Thank you.

I need to configure DNAT in cisco asa. my servers in DMZ should be accessed from internet. Can anyone explain me the steps along with commands or asdm screenshots.

I'm trying to allow traffic to and from a URL, specifically upgrade.bitdefender.com/av64bit-eps or ip add: 104.18.168.222. I've attached an image of how it's configured on the FMC. Traffic is still not being allowed so I'm trying to confirm what the ...

Hello, I have a ASA 5545X with two outside interfaces. We are using both wan links with route maps. So WAN 1 is used by VLAN 100-120 and WAN2 is used by VLAN 200-220.When I configure incoming nat to access a webserver in VLAN 100 over WAN1 everything...

Want to regulate Profinet traffic on a:FPR-1120 - ASA 9.13(1)Mode = Transparent https://wiki.wireshark.org/PROFINET/RT Is there any way to allow this traffic? Has anyone an idea for me? Thanks in advanceJOP 

Hi!I'm experimenting with passing RTSP stream from IP camera to my PC through 2 FTD devices with NAT.CAM is using separate UDP ports which are known from RTSP SETUP message sent from PC (client_port header) to transfer video.Here's my setup:PC ----- ...

HelloI am migrating from an ASA to an FTD 2100 using Cisco's Firewall Migration Tool. My VPN tunnels, policies, and ACLs are not transferring over. Has anyone else encountered this?thank you

I am building a LAB, which includes 2* FTD11xx. We have production FMC 2500 but I don't want to use production FMC to manage the FTD instead to use a Virtual FMC, Wondering if I need to buy it or available free to download!Do we need license for FTD ...