Network Security

Currently I found my network unstable and want to narrow down the problem.Is that any way to downgrade my PIX from v6.0 to v5.3?

I know that when using HSRP for routers and switches that the HSRP that will use a virtual IP and MAC address that it uses in case of hardware failure. With a PIX 520 how exactly does he failover work?Is it similar to the way HSRP functions-i.e. virt...

When compare Netscreen Firewall vs. Cisco Firewall PIX 535, The Netscreen Company said that:"While the PIX 535 does support gigabit firewall performance, this does not hold up under normal traffic activity. With just a few thousand sessions active o...

Hi..what are the differences between the PIX firewall (software v6.1) and IOS ENTERPRISE/FW/IDS PLUS IPSEC 56 in terms of firewall functions ??If my customer needs firewall features, how should I propose to him ? How to choose a best solution for hi...

Hi,Every now and again my PIX 515 freezes completely and stops responding on the network completely. However, the failover unit doesn't kick in unless I physically switch off the box. Sometimes this is after a bunch of packets arrive from our perimi...

We have a PIX 515 and we are trying to control privilege levels when our admins login to the console port or Telnet. we have the following configaaa-server RADIUS (inside) host 192.168.x.x MySecretKey timeout 4aaa authentication telnet console RADI...

Hello,I just update to PIX 6.0.1 on a PIX 515UR (6 interfaces) and now I received messages like this :106011: No routing to arrival interface.I check the configuration and I don't understand this messages... I have read tons of documentation about th...

Does anybody know if is it possible to define local users with levels of privilege in cisco pix firewalls like in cisco routers ?

I have two new 515 boxes that I upgraded from an old 520. I have kept some of the config, including this established command below.established tcp 135 0 permitto tcp 1024-65535 permitfrom tcp 0This was put in the pix config before I joined the compa...

Does any body know if is it possible to put a "banner motd" and define local user levels of privilege in cisco pix firewalls like in cisco routers ?

Is it possible to create a local account on a pix to allow a person to only view the config, but not do anything else like is possible on a router?From what I am seeing in the documentation so far I do not believe this is possible but my pix experien...

After putting in the new 16MB flash card, I get some error messages when booting as well as trying to write the conf. The error message is:assertion "(addr & STRATA_SECTOR_MASK) == 0" failed: file "strata.c", line 307strata_write_status: write timeou...

What exactly does the command "fixup protocol rsh"?

Hi I wonder is it possible to implement multi homing scenario? (I dont mean BGP's multi home,i use hulti homing as concept..)Suppose that my customer has 3 different ISP and he/she want to place a web server in a certain dmz interface and use one of ...

i am not sure what is causing this problem. I have a PIX 515 with Three Interfaces. I can communicate between the inside and the outside, but have no way of communicating between the inside and the DMZ or the outside and the DMZ as if my DMZ interfac...