Network Security

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Forum Posts

dns doctoring

is it possible to intercept a dns lookup on a dmz and direct it to an internal server.I have a wireless controller for guest access on a dmz. to authenticate, the wireless controller intercepts the first get syn and redirects it to a guest manager on...

michael18 by Beginner
  • 1 replies
  • 0 Helpful votes

Resolved! ASA 5505 Unable to Get To Internet

First time attempting to set up a 5505.  Trying to replace a snapgear firewall and replicate the settings to the 5505.  The config is below...thanks in advance !hostname ciscoasaenable password 8Ry2YjIyt7RRXU24 encryptedpasswd 2KFQnbNIdI.2KYOU encryp...

marcbilyou by Beginner
  • 12 replies
  • 0 Helpful votes

Problem to save changes

Hello,We have a big trouble, becase when we try to "save changes" in a Firewall ASA-5520 this show an error FAILED, and because of this we have lost parts of the configuration. Did you know any solution?sputnik# wr mem Building configuration...No mem...

Need info on ASA5505

Hi,    I am looking into buying an ASA5505 but I would like to know if it is going to work in my setup.  I have an Internet connection and 2 seperate networks.  I know that the ASA5505 has 8 ports and I would like to know if I can assign each port to...

ericlamer by Beginner
  • 2 replies
  • 0 Helpful votes

Resolved! filtering RIP routes into ospf

folksi'm doing a bit of lab work and tinkering with gns and route distributioni'm trying to find the best way to filter routes (on an ASA) in the rip database so that only specific routes are distributed into a particular ospf process - at the minute...

Firewall Location

Hello all,I am planning to integrate a Cisco 2621 (I know it's an older router) into our network alongside a Fortigate 60 firewall. The question I'm stumbling on is where to place the firewall - in front of the router or behind it? I figure that if I...

clippycom by Beginner
  • 1 replies
  • 0 Helpful votes

NFS protocol across the Pix firewall

I have a Pix 515E running PixOS version 8.0.4 with two interfaces, inside and outside.On the inside interface, I have a Redhat Enterprise Linux 5.4 64 bits machine as an NFS server version 4 (NFSv4).On the outside interface, I have three (3) Redhat E...

david.tran by Enthusiast
  • 1 replies
  • 0 Helpful votes

Policing issue on ASA

I have the following class mapsclass-map data match access-list dataclass-map voice match access-list voiceand the following policy-mappolicy-map qos class voice  priority class data  police output 4500000 conform-action dropThe actual bps for "data"...

Resolved! Need ACL Assistance for SMTP Inbound

All,First thanks for any help given.I am trying to configure my ASA5505 to allow SMTP relay and the ACL\Static I created is not working.Here is the config:ASA Version 8.2(2)!names!interface Vlan1nameif insidesecurity-level 100ip address 2...

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