Network Security

Hello,i'm using a pix 525 as a dhcp relay for 2 isc dhcpd servers. I enabled the "Set route" option in asdm for each vlan, but client continue to see the dhcpd servers. The pix doesn't rewrite the server filed in the dhcp reply. When the client tries...

Good morning I have upgrade the relase of my Pix Firewall, from 6.3 to 7.1(2)Now I need the feature floodguard, (which I had enable on 6.3) but I don't find the CLI to enable floodguard, anyone know the right command line to active it?I've read the l...

Hi,As far as I uderstand nat 0 doesn't translate anything, the same IP appears on both sides of the firewall. This could be the case if we are having registered IP addresses on the inside and outside.If the packets just flow from one interface to ano...

I was trying to customize the siganture with IPS manager in CSM3.0.Any changes in CSM3.0 only displays in the window but looks like it is not been applied to IDSM2 which has IPS v5.1.The same change If I make through IDM to idsm2 it works fine.This ...

Hi,There's something strange.After executing a "write erase" command on a pix, it can't boot completely and we can't get the prompt.before, it worked fine.

Hi,Here is the syslog outputPIX-6-302013: Built outbound TCP connection 429209865 for private:10.251.1.65/80 (10.251.1.65/80) to inside:10.3.0.113/1298 (10.3.0.113/1298)PIX-6-110001: No route to 10.251.1.65 from 10.3.0.113I get this error even after ...

Hi,I am having IPS 5.1. Since after S226, I have not been able to download Sig Updates from behind the IPS. I have to manually download the SigUpdates from a different location and transfer it to the Station from where I can updae the signatures. I h...

Hello there,Good Day,I recently installed 2 Cisco Pix 525 in Active/Standby failover mechanism. Both appliances are connected via serial cable to exchange a "Hello" messages to each other. I applied the configuration successfully and everthing worked...

Hi,Does anyone have an idea as to when v6 of the IOS should be released?Thanks in advance,-Ciscobloke

Hi All,We have two Cisco 837 Routers and these routers are connected point to point using IPoA. We have implemented IPSEC on this point to point link. IP subnet on Point to Point link is 10.1.1.0 /30.Router A: int ATM 0.1ip address 10.1.1.1 255.255.2...

Has anyone implement NAC appliance (CAM and CAS) in virtual Gateway OOB mode. VLAN mapping concept is used to map a quarantined VLAN to a trusted VLAN. Is looping an issue here? Pls advise the pros and cons of using this as we need more information f...

Hi! I just configured my Cisco 837 to connect to the internet. The internet services we are using are dynamic ip, so the cisco 837 was also configured with dynamic ip and the inside nat was configured with dhcp.I got a PIX 515E now, and i want to con...

Hi,we are deploying an ASA 5520 with 7.1(2)7 at the customer's site as a replacemement for a PIX 525 with 6.3(4). There are some problems with a very slow response from a remote web proxy. Web pages download, but very slowly, after a minute or so com...

Hello all,I have this problem: I have two PIXs connected each other for LAN and stateful failover. They are connected by UTP cable through interfaces Ethernet0, where are two sub-interfaces are made (1 for LAN FO, 1 for stateful failover). With OS 7....