Network Security

Helo¡We have a Cisco PIX Firewall 6.3, and we have configured VPN for a remote user. All runs OK.One provaider (ACIDCHEM), have a http server in her LAN, and distribute "Cisco VPN client" for acces at her http services. We configure this client in on...

Hi to all, I'm novice in using PIX 501. I want to establish Site to Site IPsec tunnel. I used the PDM (via https) to configure the tunnel. The problem is that I have errors as following :#pkts no sa (send) 22what it means? Any help please. I'm blocke...

How can I synchronize the configuration between master and backup VPN 3030 devices in a redundant VRRP setup?The 'Cisco - What is VRRP?' document says to save the CONFIG image to a file, edit the interface IP's, load the file to the second device, sw...

I need to set up Site to Site VPN's between our central PIX 515E & 3-4 remote sites. What kind of hardware is necessary to get by at the remote sites to get them connected? Is a router like the 1721 or 2xxx series with the firewall feature set suffic...

Hi,We replace PIX 634 with PIX 701 and PDM version 302 with 303. We are now unable to access the PDM via a browser (which worked under the previous versions). This message is being returned 404 Not FoundThe requested URL /admin/index.html was not fou...

I am configuring a PIX515e for our branch office with a site-to-site VPN. I need to change the internal interface (Ethernet1) to match the internal address of the network in the office (currently assigned 192.168.2.0-192.l168.2.255).I go into the PDM...

This is in reference to the DoS vulnerability for PIXs accepting ipsec connections detailed here:http://www.cisco.com/en/US/products/products_security_advisories_listing.htmlDo you simply copy this image from tftp to run in order to upgrade? What is ...

What's the simplest way to configure access on my Cisco 804 using ISDN, to my corporate Contivity VPN Client (provided by Nortel Extranet). VPN is using dynamic addressing.

I would like to monitor which tunnels I have that are up. We use VPN tunnels as backups to serial lease lines. Right now, I only have 4 tunnels in addition to 3 others that are vendor-based connections. I would like to look at a list and see which tu...

Trying to upgrade from PIX-6.3 to PIX-7.0 on PIX 520. The problem is that Flash contains PDM-3.0, so there is no enough place for PIX-7.0 image. I need to delete PDM from Flash, but how? The Monitor mode, in which it is possible, is not available on ...

hifirst----> thanx for your helpssecond--->i have a network like this: DMZ CAFE-NET | | | | | | LAN---ISA----as5350---pix---2600---DSL---INTERNET | | | | REMOTE ACCESS as5350 has tw0 interface pix has two interface2600 has one interface i deploy the ...

Customer received the following errorSeverity: Warning The user was queried when the program 'D:\notes\NLNOTES.EXE' (as user ****\*************) was trying to capture all keystrokes. The user chose 'No'.The CSA server agent is version 4.x running on ...

I have recently hooked up a 4240 and found a lot of internal traffic, producing this alarm. SIG ID 5307.In looking at the packet data it seems to be ligitimate traffic - gmail and others. The NSDB lists no benign triggers. Does anyone have any other ...

Please help if you know the solution… may be I updated to 5.x too early. Had few cases then sensor starts to generate thousands of alerts for a single signature all of the sudden. False-positive alerts for sure. The only solution is to disable the si...