Network Security

Hi All I have configured 3 zones on my router using the zone based firewall. Everything was working fine for a few hours but then traffic suddenly all Internet traffic was blocked on the Outside interface. I could access the router from the inside an...

Dear Experts I have a big problem , i have one proxy with static nat to public IP. This proxy allow users to get internet access after 30 mins become down , i checked with my ISP and proxy vendor and both confirmed that there is no issues from their ...

Hi Guys, As i can see, Cisco is recommending for the ASAs to be in transparent mode in data centers, my question, why not routed mode?How to decide? what is the problem in having the routing on ASA?I know that transparent mode is easier to place, but...

We are setting up a new network using a Cisco 2960-X switch through a Cisco ASA 5525 to get to the Internet.  The Cisco 2960-X is set up with  VLANS and the interface with subinterfaces have been created on the Cisco ASA.  As far as we can tell we ar...

All, I've recently started to configure a NAT'ing policy for a cisco ASA 5515 (using FirePower) and I have run into some seriously odd issues.  Here's the basic scope.Physical Config:single upstream (1 Public in a /26) link on ASA rest are downstream...

we need to sanitize several SG300-10 managed switches.Is there a sanitization document for this? thanksmike

I have the threat-detection setup like the following:threat-detection rate scanning-threat rate-interval 600 average-rate 6 burst-rate 20threat-detection rate scanning-threat rate-interval 1200 average-rate 5 burst-rate 15threat-detection rate scanni...

Hi, I've three question please. 1- I have one public ip only, any  on the outside need to access a server on the inside on port Ex: 5000i think the command should start :   nat ( outside, inside) ....  2- some users online they implemented a similar ...

Dear All,I am not too good with Cisco ASA, but I can follow the instructions if given. I need to configure QoS to reserve bandwidth for one of the public IP. This IP is for Video Conferencing. Please any one let me know which steps shall I follow to ...

hey all i need some expert opinions from the good experienced folks on hereHow do u guys think an asa will behave if loging monitor and logging console are left on and the memory capacity reaches limit...assume the asas in failover..will all the conn...

Hi all, I am having an issue that I cannot seem to figure out. Yesterday I had to replace a battery in one of my UPS units so I had to shut a bunch of stuff down. Before I did that I went into each unit and did a wr mem and a copy running to startup ...

1. what kind of fragmented attack do? fragmented icmp, fragmented ipv6?2. where do fragmented attack reassemble?3. how to identify fragmented attack from log? which software? and how?

I've got an ASA 5505 and I'm not very familiar with ASAs, let alone the 8.3+ release versions. I'm trying to set up some port forwarding, and using port 3389 just to test. I have this set up in the ASA:object network PC_IP nat (inside,outside) static...