Network Security

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Hi everyone,  Recently our network experience a Internal DoS attack. One internal server ( the network/security team doesnt have any access to the adninistration of these server) starts to send a lot of DNS bogus request to some DNS servers on the In...

Hi All,we have a client who are using WLC WiSM and APs. he wants the wireless clients only allow to access to the internet and not be able to see each other. the reason for blocking traffic between host is for virus propagation. I couldn't find any s...

My CSC module suddenly went unresponsive the other day.  I tried rebooting the ASA, cold booting the ASA, removing and inserting CSC module.  Nothing of this brought it backup.  Next I tried a recovery.  While attempting to execute the recovery I iss...

tato386 by Level 6
  • 892 Views
  • 2 replies
  • 0 Helpful votes

Hi,I have a problem with my ASA5505 after enabling botnet filter my ASA reboots.Also while booting it usualy takes around 30minutes of random cycles before loading the OS. It seems to be falling at the license check.To fix the boot I usualy unplug th...

HiI am trying to replace a PIX501 with an ASA5505 in order to increase our user license, but am having no luck in getting internet connectivity. I am very new to this so I was hoping someone could take a look and point out where I have gone wrong.Tha...

Hi All,  I'm in th process of configuring FWSM to relay DHCP request from the client pc/ip phone going to our DHCP server. But the thing is, my client pc/ipphone are not connected directly to FWSM instead i have a L3 switch for the data/voice vlan an...

Mhon Baul by Level 1
  • 2153 Views
  • 6 replies
  • 0 Helpful votes

We have a range of public ip addresses and are using an ASA 5505. The Cisco is already setup as 99.23.119.78 and allows ftp traffic to our internal ftp site at 192.168.1.3. I would now like to be able to setup another ip in our range, 99.23.119.73, t...

jill.kane by Level 1
  • 1205 Views
  • 2 replies
  • 0 Helpful votes

Resolved! cisco 5510 vpn

Hello, We have cisco 5510 and on our floor we have client who we provide internet connection.  One of our client has small server and 2 computers and they want setup vpn connection so they can access their server from outside.  We have only one stati...

lawsuites by Level 1
  • 2227 Views
  • 11 replies
  • 0 Helpful votes
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