Network Security

I have been told by windows Admin that Windows 2012 server service (LDAP, AD..etc) are broken since servers were put behind FW. There are at least 4 networks with such services behind firewall. I have allowed IP any any communication between them. Th...

We're seeing this error in the user agent:Unable to attach event listener to adserver.domain.com. Check firewall settings on AD Server. Operation is not supported on this platform. The agent is installed on a member server and the connection to the A...

Hi, I am new to firewalls, is it possible to create a Voice-Vlan along with the data-Vlan so we can connect the network cable from wall to phone then from phone to the computer and those VLANS take different IP addresses just like we do on Cisco Rout...

Hi guys , I have some issues when i try establish anyconnect vpn client from  guest dmz network to inside network. 1 When I am connecting from outside then  vpn client is connecting to outside int ip , when from inside vpn client connect to inside ip...

Hello everybodyCustomer reports the ASASM increment the cpu usage until 91% or above, when the ASASM is experiencing that cpu-usage, the network experiencing some service degradation, But this situation happens in a flash (around every alternative ho...

I'm doing some L2 cleanups across mutliple 6509E environments and I've found something consistent that I can't find in documentation. On all my pairs of 6509s where I have FWSMs bundled (6509-A has FWSM-1 is Slot 1 and 6509-B has FWSM-2 in Slot 1) I ...

I feel quite strange why ACS ignore my newly added authorization policy for vpn access. The ACS has been fully associated with Microsoft AD. I created the policy in the following steps:1. Create AD group for VPN login on Microsoft AD.2. Assign users ...

I have a question for Firewall natting. I have following config on FWSM 4.1(15) which I am trying to import to ASA 9.3 code. I was using static (inside,inside) and (inside,outside) for the same pair of NAT as I  expect traffic initiated from both ins...

hey, we have setup all the traffic from inside to go outside for internet and Nat the network segments that we want to provide the internet and other services. we have inside users that usually connects to the server on internet via client workflows ...