Network Security

Hi,we have enabled URL filtering to block access all dodgy sites for internal employees  but how to make sure if all this working. I can test with few sites but is there any Cisco recommended test destinations to make sure All Good. I have tried to v...

Hi GuysI am having some issues with getting my asa to update my dynamic ddns provider when my IP changes, can someone help me configure debugging for ddns on the asa.I have tried "debug ddns" and than I get a message "debug ddns enabled at level 1" a...

Hi,We had a migration of the link and post that the smart license is not getting synced. We have established the link for the internet again but it doesn’t seem to be working. Request to know if we reauth or renew the license will there will any outa...

Hello. I've been trying to resolve some "Deny ICMP reserve path check" messages and I'm coming up short. Can someone solve this mystery? I've got an ASA 5516-X connected on the outside interface at W.X.Y.Z and the inside interface as 192.168.4.1/24. ...

Hello experts,I have recently moved from Juniper(JunOS/Netscreen) based firewall environment and joined a department with Cisco setup. My task is to configure ASA 5525X firewalls to control traffic  flow between servers and also towards Internet. In ...

We have a VPN setup to another ASA Firewall, however their are overlapping subnets and the remote VPN is now sending all traffic to 10.150.249.1/30. I don't have this to assigned to any physical interfaces on the local ASA and need to forward traffic...

After adding some devices in CSM 4.7.0The devices are not shown in Configuration Manager 

What kind of license do i need for using Anyconnect mobile on my ASA 5506-X?

Hello,  I have two ASA in active/active with Firepower modules and security context. Yesterday suddenly the users connecting to the "users" context could not access the internet. I had to restart the firewall and then it worked.  The only thing I cou...

Hello, Can anyone advise on how to make searching in the Access-Rules in the FMC easier?Can we do it based on source IP, destination IP, Interface, PortsIn the old ASA ASDM; the above search features was available, is it possible that this can be fou...

Our production network is 172.16.4.0 255.255.252.0 with a usable IP range of 172.16.4.1 to 172.16.7.254. We want to block any IP from 172.16.7.1 to 172.16.7.254 from sending outbound SMTP traffic. I'm fairly sure this is the correct ACL rule using an...

Hi, What is the difference between sourcefire and NGIPS? is it the same thing?,,

What is the difference between Sourcefire 3d system and Firepower NGIPS ?