Network Security

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Forum Posts

Problems with PDM PIX ( 506 6.3.(5) )

Whenever we try to make changes from the PDM it doe snot save changes and simply says that it has taken more than 60 seconds and pelase try again. The connection never drops to the firewall not sure what is wrong here.Can somone pelase guide us with ...

ramesys12 by Beginner
  • 2 replies
  • 0 Helpful votes

Pix 515E Pass through speed issue

We have a Pix 515E that was installed last November and in just the last 5-7 weeks we have been noting a massive speed decrease on through put. After much trouble shooting it turns out to be the Pix causing the problems.Example if issue: network loo...

tharden by Beginner
  • 7 replies
  • 0 Helpful votes

Using 3030 to protect wireless

I am running wireless off of the External Interface of our 3030. The External filter is permiting DHCP in/out to allow wireless clients to get an address. Clients are required to authenticate via VPN and when connected, no split tunneling is allowe...

per_2 by Beginner
  • 2 replies
  • 0 Helpful votes

Error connecting through IPS Device Manager

Hi,I keep getting this error when I try to access the IPS 4255 thro' the IDM.“Error Connecting to sensor. Failed to load Sensor- errSystemError-ct-sensorApp332 not responding, please check the system processes- the connect to the specified lo:: Clien...

ajuba by Beginner
  • 8 replies
  • 0 Helpful votes

NTP configurations for IDS

Hi all,I'm trying to configure all IDS systems to use NTP service, but the software (IDM as well as VMS) asks for NTP server IP, Key and Key ID. All these fields seem to be mandatory. My NTP server is not configured for authentication. What can I do?...

NAC Catalyst 2950 NAC L2 8021X

HiI have the following setup:Cisco ACS 4 for WindowsCatalyst 2950 EMI with the latest imageCisco Trust Agent client 2.0 with the supplicant for 802.1x authenticationI only want to configure posture validation. The client should not be prompted for cr...

dde by Beginner
  • 7 replies
  • 0 Helpful votes

Detect string in the payload

Hi,I want to configure my sensor such that it sends a reset packet if it detect string "ool" in the payload. Also, the sensor should send the original packet from the attacker included in the alert. I created a custome signature with STRING.TCP, but ...

gnaveen by Beginner
  • 1 replies
  • 0 Helpful votes

SIG5478 Microsoft Exchange SMTP Overflow

Regarding above signature, I already checking on my exchange server (2003 with SP2) and confirmed we are patching with MS05-021 (KB894549) but there is still huge alarm fire between my exchange servers on this signature daily.Any1 experienced this be...

jaceleees by Beginner
  • 4 replies
  • 0 Helpful votes
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