Network Security

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Cisco CyberSecurity


Forum Posts

Here is the scenario, We have 2x ASA 5520's in an HA pair (Active/Standby), we need to connect the outside interfaces to two other ASA 5520 also in an HA pair (Active/Standby).My question is can the outside interfaces from the first pair of ASA's be ...

Greetings.In a project with a Pix 520 Firewall.  Topology is router to hub (inside) to firewall (inside port) - xp server connected to the hub.  Dmz to dmz of firewall (outside).  Hub (outside) to linux boxes.Can ping from server to linux boxes, but ...

preetcher by Level 1
  • 2 replies
  • 0 Helpful votes

Hello,   I have a website that is hosted by our company, but when the staff goes to the outside address of th website it gets denided by ACL thus page not found.3Feb 20 201211:25:23192.168.3.5752928our Extrenal IP80TCP access denied by ACL from 192.1...

agathion1 by Level 1
  • 1 replies
  • 0 Helpful votes

My PC is finally on MSDTC.  First I had to put it on NAT.  Then I had to keep fixing Windows XP untill it went on MSDTC.  I used a processor and a switch to keep the network going as well, which went in my Tcom closet.  My question is now how do I us...

Hi Everyone,I have a Cisco ASA 5505 in our office. We are currently using Interface 0 for outside and 1 for inside. We only have 1 Vlan in our environment. We have two three switches behind the firewall. Today the uplink to Interface 1, to the firewa...

I decided to take the plunge and start learning a little about Cisco, the IOS, and firewall configurations.I purchased a Cisco Pix 525 used, defaulted with Cisco Pix Security Appliance Software Version 8.0(4), unlimited license.My plan was to work th...

emaildgp1 by Level 1
  • 3 replies
  • 0 Helpful votes

HI friend,I want to kown if is posible install IOS 8.3(2) and asdm 6.3(1) in firewall 5505 wich has 512MB of RAM and 128MB of flash. I installed it but according to the cisco page it can´t. maybe could work bad ? i dont kown.could you helpe me with t...

mhuaynate by Level 1
  • 1 replies
  • 0 Helpful votes

I have a simple small network setup here, and trying to setup a simple Static PAT on HTTPS, for some reason the NAT rule is dropping the packet.  Here is the setup.Internal Subnet: Internet DHCPHost object: is a...

Hi Guys,I am having issues getting  my Cisco IPS to automatically download and install signature updates from Cisco. I have Cisco 6513 which houses my IPS module. The Proxy and DNS settings are configured correctly in line with our IP address paramet...

AdoJay by Level 1
  • 1 replies
  • 0 Helpful votes

Hello,At our client I configured Split Tunneling on an ASA but somehow it doesn't seem to function.I have the feeling I'm missing something but I don't see what.Situation as followed:Network: VPNCLIENTS attrib...

JesseRely by Level 1
  • 11 replies
  • 0 Helpful votes
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