Network Security

Dear security guysis possible to block specific user ID on yahoo messenger and let other user-ID work ??any hint please?

Hello,We are in the middle of auditing our acls on our PIX/ASA firewalls and had a question. What is the Cisco security best practice, delete acl's that are determined not in use or delete them? A few of our engineers have been marking unused acl's o...

Hi,I am using cisco 5520 for my RAS & site - site VPN's. backbone 6509 --> CISCO 5520--> ISP router with 3 ethenet interfaces.From cisco 5520 there r 2 connections to router, one for sit-site vpn outside interface and the other for RAS outside. I wan...

HI,     i have a problem    customer has a server which located in inside interace.    and an outside interface connected to ISPA.    cu config a static nat map inside server address to ISPA address    one day customer install a new outside interface...

I have connected an ASA 5505 to an ADSL router that is able to assign the IP address and the also the DNS servers for the ISP for the outside interface. The ASA is loaded up with IOS "asa842-k8.bin"I am using vpnclient with a hostname as oppose to an...

Hi Netpro Team,I am using csc-ssm module in Cisco ASA 5520 firewall, with the csc version as 6.3.1172.0. I have a public Ftp server and when i ever i transfer the zipped files more than 50 MB or 70 MB or more than that, it fails. I used to upload by ...

I have a strange problem.  I have had a replacement SSC-5 sensor, and it does not seem to be detecting/denying anything.I have re-imaged it several time to try to solve the problem, but it makes no difference.  Every time it boots up it displays the ...

Hi everyone!I've two fwsm working in active/standby mode. I work with 5 contexts and I've 12 acl-partitions like these:FWSM/act/8/pri# sh resource acl-partition Total number of configured partitions = 12Partition #0    Mode            : non-exclusive...

Dear, Friends.My IDM don't show me Health Dashboard.This just happen in a one work station.Somebody Know How Can I fix this problem?Follows Screen.Regards

Dear All,After reading the following link:http://www.mail-archive.com/ccie_security@onlinestudylist.com/msg09073.htmlI discovered that it would be possible to be protected from portscan, i mean when someone scan our nework/host from outside, the atta...

Hi all,we experience this issue in our network:a test probe is running ftp requests to a server in order to measure performance between two point of the network.The ftp uses port TCP:5060 that is a well known port for SIP. The easy conclusion that it...

Hi halijenn/pkampana/allI have a issue related to SIP Traffic . I am using ASA 8.2.2.12 and the call manager is sitting Inside of ASA and there is one more call manager sitting outside of ASA .The user (from his IP Phone) dials to a remote phone and ...

Alright I'll try to keep this short.We recently got a Cisco DPC3825 DOCSIS 3.0 Gateway from Rogers since we're under their Rogers Extreme package and because the last gateway they gave people under that plan was garbage.Now, when we got the gateway, ...