Network Security

Dear Friends,i have been facing strange issue on FWSM (6509 switch). we have created a vlan inteface for  server farm on fwsm and its stop responding automatically and we need to give shut/ no shut command under that interface to back into normal . c...

I'm having trouble getting my inside servers to connect to the internet, for things like updates. Is there a certain rule I need to have to allow this on my ASA 5525-X? The servers can't see anything outside of the inside network. Also, all my server...

Hello!I have such problem.Members (№ 1 and № 2) are connected to different switches. At the beginning of the day the user number 2 turned on his computer before user number 1 and for some reason received from the DHCP IP-address of the first user. Af...

Hi,When i redirect the traffic to CSC SSM for URL filtering and blocking, the browsing of HTTP traffic is very slow...How can i make the browsing of HTTP site...

Hi All, Here is the scenario which i am usingTASK: I want to block all the data stream destined to 10.10.10.2 which travel from port 80 of http server.I am trying the Extended access list as followsaccess-list 131 deny tcp host 10.10.10.1 eq www host...

Hello,I'm trying to send e-mail notifications from Cisco ASA when a vpn, session, config events have occurred. My config is:!!logging enablelogging timestamplogging list email_notification level notifications class authlogging list email_notification...

Hi, ive seen some strange behavior in multiple context configuration in FWSM module in a 6509-E chassis when using Security Manager to deploy configs.Software version in FWSM is 4.1(7), and the 6509-E has IOS 12.2(33)SXJ2When deploying a config (chan...

Our setup is as below :We  have 6509 VSS with FWSM Module and we have created two context on it, one is INTERNALL CONTEXT othe is EXTERNALL ContextWe have spanned various VLANS in switches and FWSM context level.  All VLAN Gateways are configured in ...

Hi All,     Trying to get a remote VPN user to connect to a server and it is  failing with the following error:%ASA-6-302014: Teardown TCP connection 101118575 for outside:10.48.2.74/4945 to outside:10.45.72.68/3622 duration 0:00:00 bytes 0 Flow is a...

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Hi I have a cisco ASA5520 box running with IOS version8.2(5)13 where default policy map is applied globally. But I have not seen any traffic being inspected through included protocol defined under policy map.Any idea what may be the issue.All configu...

Hi Could anyone tell me why this statement does not work? (No real IPs useD) DMZ Interface is 10.0.0.1/24nat (outside,dmz) source dynamic any  interface destination static OBJECT-01 OBJECT-01!object network OBJECT-01 host 10.0.0.2 nat (dmz,outside) s...

Whatt is the difference between failover link and state link in the context of Cisco FWSM? Why do I need both or what is the best practice? Thanks in advance. Just trying to understand.

Hello, I´m Javier from SpainI have a strange issue with my new ASA 5512 and my corporate DNS servers.my lan net is 172.15.0.0 /16, the default gateway is the INTERNAL ASA IP 172.15.10.69. and the DNS servers (172.20.10.10 and 172.20.10.20) are locate...

I need some advice.I'm told over and over again by internal staff that "if we are placing firewalls around an internet web zone, why do we need an application layer (or business logic layer) firewalled from the internal network.  Why can't we run all...