Network Security

This morning, as a test, I did the following:ASA internal ip address: 10.20.0.1Workstation address: 10.20.0.50I set the workstation's DNS server as 10.20.0.1In the ASA I did:static (outside,inside) udp interface 53 4.2.2.1 53 netmask 255.255.255.255I...

Looking for link on how to upgrade to fwsm v4. Cannot find any documenation on cisco.comThanks

I'm using Secure CRT and tried to SSH toA PIX 506 and got "Protocol mismatch. Required version is 2.0 Received was 1.5-Cisco-1.25" Now I'm trying to use the ssh client from a router and I'm trying to get the syntax right for version 1.5Thanks

Hi,Any one can help for creating site to client and site to site VPN in CLI mode.Regards,

Dear AllI have 2 ASA in failover mode Active/Standby. When the failver becomes up I saw the below message:Failover LAN became OKSwitchover enabled State check detected an Active mateBeginning configuration replication from mate.vPif_getVpif: b...

I am running NAC 4.5.1. Is there a way if a client fails one of the requirements to redirect them to a remediation web page?

Hi All,Hope you can help me with my little problem. I am new to Cisco and I started to configure my Cisco ASA but I am unable to ping External interface address from Internal hosts.What I wanna do is to nat internal address with the external interfac...

Hi all,Basic questions before the details: Does an explicit deny on an ASA 5510 7.2(2) send a RST packet back to a SYN scanner? Why does it not just drop the packet? Can I make it do so? Do I understand what I'm doing? Details: Got a client running h...

I figure it's not possible but I'm asking anyway, is it possible that when a standby unit takes over and the active becomes available for the active to somehow preempt the standby and take over in a similar fashion to HSRP?

Dear All,I connected one IPS (4240) inline between 2 Firewalls and 2 DMZ switches as following;FW1 e1---IPS 0/1, FW2 e1---IPS 0/3,DMZ1 Switch1 fa0/1---IPS 0/0, DMZ2 Switch2 fa0/1---IPS 0/2.I made 2 Pairs;PAIR 1: Gig 0/0,0/1, PAIR 2: Gig 0/2,0/3.I as...

Hi all,There's something wrong with my NAT rules, this much I know, but rather than bang my head against a wall, could someone throw a light on what i've done wrong here?It's a mix of sdm and sample configs that has got me to this point. The VPN clie...

Hello all, thank you in advance for any and all suggestionsI have inherited a network with redundant 6509 "DMZ" switches with a single FWSM installed in each - routed, single context, in failover configuration. Each FWSM has multiple VLAN interfaces...

I've got a 5505 for use as a transparent firewall. As I understand it, I can only have an inside and outside interface. I have 4 servers to protect, 2 of them share the same ip range as the the subnet they will be plugging into, however there are 2 o...

Hi there,I upgraded our PIX from 6.3(2) to 6.3(5). The upgrade went fine and everything seems to be working.But we are discovering very slow internet connection now. Especially http traffic is very slow and doesn't work correctly. Did Cisco do some ...