Network Security

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Hi. I've configured a FWSM with a Core6509 and I have this problem: In the Core I configured a Vlan90, The procedure was: Vlan Database --> VLAN90 name DMZ1 --> VLAN90 state active --> exit. Next I done this command: firewall vlan-group 90 90 --> fir...

I have two ASA 5520's running 8.0(2) and ASDM 6.0(2). Ever since I upgraded I've had issues with ASDM when using the Real-Time monitor, it pegs my PC processor at 100% and locks up ASDM. I guess it could be my machine, but I never had an issue with...

jms112080 by Level 1
  • 383 Views
  • 1 replies
  • 0 Helpful votes

Hello allI need to configure a Pix to startup a VPN connection on recieving some interesting traffic from a remote PC using Cisco VPN Client.I have'nt a clue where to start ..Can someone advise ?Many thanks

Hi!Ifip inspect log drop-pktis enabled I see a lot of the following error messages:%FW-6-DROP_TCP_PKT: Dropping tcp pkt 10.1.1.120:2740 => 10.7.1.6:25 due to Stray Segment -- ip ident 48234 tcpflags 0x5004 seq.no 2494264063 ack 2494264063What does t...

ovt by Level 4
  • 506 Views
  • 1 replies
  • 0 Helpful votes

i have a problem on my FTP from my dmz to my internal network when backing up data. it seems to time out and but i can check the inside server where the data from the dmz was transfered, it seems to have the file. i have already configured a:static (...

brianbono by Level 1
  • 854 Views
  • 1 replies
  • 0 Helpful votes

PIX 515 running 6.3(3) code, been running for years. All of the sudden, any STATIC NATs I have configured stopped working (including my Email server and Webserver); if you take them off of Static, and put them thru the PAT they get out just fine. An...

pizzov by Level 1
  • 462 Views
  • 3 replies
  • 0 Helpful votes

I keep seeing the following error messages on FWSM.106007: Deny inbound UDP from rs-dc2/53 to fs-secweb001/1026 due to DNS ResponseBoth servers are are on sperate interfaces. rs-dc2 is a windows 2003 server and fs-secweb001 is a web server that is o...

Hello everyone,Is there a way to protect against operating system detection using Cisco PIX similar to "mangle" feature of IPTables that allows modification of response packets from the server behind the firewall to imitate some other operating syste...

clonenolc by Level 1
  • 380 Views
  • 1 replies
  • 0 Helpful votes
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