Network Security

My company recently deployed a new mail server last month.  Since then, every hour or so, one user will be unable to recieve mail.  It's an Ubuntu 10.04 server running Zimbra mail, and all clients are configured for POP access.  Most of the errors wi...

Hi All,we have new IPS 4260 installation. I run "setup" command at the begining, as soon as I connect management interface to Cisco 3750 switch, IPS starts rebooting by itself.any idea would be very appreciated.Alex

I seem to only get reports for successful agent logins under Device MGMT>Clean Access>Clean Access Agent>Reports.  Am I missing a setting somewhere?  Even though I have had many failures (testing, etc) I never see a failed report.  Any ideas?

Can the GTP license and hardware on the ASA's meeting the following requirement or would i have to find some higher end device for the following?10gig      throughput fiber interfaces (multi mode) minimum of 4.Min of      2.5 million concurrent conne...

I have the following setup on my internet firewalls:- Outside interface has no standby IP- Inside Interface has a standby IP_Failover is working fine.A month ago, these firewalls failed over to the socondary Firewall. That worked fine until yesterday...

We have a client using a Tanberg video device to connect to a Polycom through our ASA.We are seeing error messages as follows:(IPs have been changed)%ASA-6-106012: Deny IP from 192.168.18.20 to 172.22.54.29, IP options: "Router Alert" Anybody have a...

Hi,i have a server in a DMZ configured with a direct public IP. What do i have to configure on the ASA so that the Server is reachable from outside and have internet access from the DMZ? It`s a Webserver and FTP Server.For example:INSIDE: 10.10.10.0 ...

Hi All,I have two questions that I would like some help with please.1)I am trying to log onto our ASA-SSM-10 IPS sensor via the Cisco IME client and I get the following error "Exception when initializing the SSL"I have tried generating new SSL keys o...

Hi,I would like to know if this product can cater up to 7000 users (current users at 3500) with backbone Internet bandwidth of up to 155Mbps? Would appreciate if anyone could provide relevant case studies / white papers related to the information giv...