Network Security

I have a Cisco ASA 5512-X and it is discarding any IPv6 packets on the ingress interface.  In particular I have an ISP (Comcast) who sends DHCPv6 advertisement and reply XIDs with a hop limit of 0.  I reported it to them, but they told me to pound sa...

Hi all,   I'm having an issue with Firepower Syslog, for some reason, I get the Syslog from the FMC with (null) in the place where the sender FTD IP or hostname should be. I'm using a pure Firepower installation (not an upgrade from ASA) version 6.3....

Hi All,   I have a network set up and running for some time where we have an internal network that access the internet via a squid proxy. This high side proxy has two NICs, one connected to the internal network and one connected to the inside interfa...

Please let me know if there is a difference between Singlemode and Multimode in ASA firewall.  Also, please let me know the difference between context and mode. 

Can FTD Support multiple AD integrations and allow multitenancy support? 

    I have a Firepower module in my ASA 5506-X and had registered it with my FireSIGHT Management Center. Unfortunately I removed the device from FireSIGHT Management Center and hadn't removed the manager from the Firepower module first. I also reali...

Hi guys   I got a situation with an IPsec Tunnel and i don't know what else I need do, this is the situation:   I already configured a VPN Tunnel between my Cisco ASA and a Fortigate 100D everything is up (Phase 1 and Phase 2), this tunnel was create...

I bought an asa 5505 but with version 7.4 ... I neede to make it work but so far I can not even ping ..So I can not upgrade to version 9.4  I don't even know if it 's a subnet issue but I keep getting no route found   I don't  if the problem is a wro...

I have a set of 5545's Running multi context. I have added the interface to the correct context. I have created the inside interface and have an IP on it which is able to ping systems on the inside. I have created access-list for the new interface an...

Hi,   We have an FTD Cluser with an FMC and we always get this error : "Deployment in not possible for this HA pair as both units are in unknown state. Break the HA pair after selecting the force operation and reform the HA pair"see attached file I ...

Hi All Can anyone tell me with next gen firewalls, what the main differences are between IPS and Threat prevention ? 

Hello :)    I have a little problem on my primary CSM about backup job via the restore-from-backup script.    The problem is linked at the compression of "filebackup.tar" and i think the problem comes from the file "datafile.txt" which is empty on th...