Network Security

We are trying to fine tune the shunning or blocking of IP addresses that are scanning etc., and seeing that they are allow to scan for some time before being blocked/shunned. I see the settings below but would like some further help with  making sure...

I have a very simple port translation setup problem that I'm dealing with on an ASA 5510 using the ASDM. I just want to setup a translation for a port on a public IP address to translate to a private IP and port. The one wrinkle is that I want only t...

Hi,I have an ASA 5505 that was previously using an AAA server for authentication/authorization. This AAA Server is gone. Now, I'd like to log in locally. However, I do not know any local passwords. I used the Cisco guide to reset the password (confre...

Hi Team, Please help me on this. The SIP phone is successfully registered to CUCM but the IP registered on it is its inside IP not the NAT'd IP. But when we use SCCP phones the registered IP is its NAT'd IP. CUCM - ASA- ISP - ASA - SIP IP Phones Th...

I know this sounds simple for others, its just that I'm not a Cisco ASA user ever since. What do I use? by the way, I'm using the Cisco ASDM in configuring. Do I use? Add Static NAT Rule, Dynamic NAT Rule, NAT Exempt Rule, NAT Policy Rule,  Dynamic ...

Hello! I have a problem with memory on my Cisco ASA 5515. After configuring Active/Standby HA my ASA three days ago my asa used 1150 Mb but now it uses 1650 Mb. I have no idea why it happened. Results of 'show version' and 'show memory detail' in th...

Firstly apologies, as this may be a very simple fix, but after banging my head against a wall for two days I just can't seem to work it out!! We have an asa 5512-x we want to terminate two separate Amazon instances on. We have two ISP static IP addre...

I am showing significant drops in NAT reverse failure and trying to figure out where the issue is. Show ASP Drop  Flow is denied by configured rule (acl-drop)                           6676289  NAT reverse path failed (nat-rpf-failed)                ...

Dear Team, I want to know the difference b/w the following part number of ASA 5520 1) ASA 5520 2) ASA 5520-K8

Hello Everyone!!!I had a little problem with the ASA 5520 with 8.2(3)!!This appliance had been working fine since one moth ago, but the last week the ISP did some changes in the E1 and we have some problems with the connection to Internet, but this p...