Network Security

Dear Expert,Does anyone know by using the pix version 6.3(5) can block or deny a particular MAC address to pass thru pix?

Hi all !I fogot all username and pass for my user which i createdusername <myuser> privilege 15 secret 0 <mypassword>no username ciscoNow, i can't loggin. How can i do ?caoquanghanh@yahoo.com

Dear sir,Iam having asa5520 iam having vpn client ver-6 through iam connecting my remote end server (i.e remote acceses)now the problem is if connected my server with in fraction of seconds it was disconnecting.if it was connected the data transfer i...

I am having trouble with an IDSM in a 6500. I recently installed an IDSM in my 6500. I had used the IDSM elsewhere in my network. I sessioned into the IDSM and decided to clear the configuration and start fresh since the IDSM will be monitoring ne...

Hi everyone,I have configured lab environment with ASA5520 and ASA-SSM-10 (IPS).ASA5520 works as ADSL router and only PAT is configured for address translation onoutside interface of ASA5520 and ASA5520 works as DHCP server for inside interfaceto dis...

Hello.I have Pix 501 with 6.3 IOS code. My ISP changed and I lost my static IP address. I now am DHCP for my outside address but I was told I will always get the same IP address, 128.177.229.66. I need to setup my access-list and static for inside...

A few questions:When changing access-lists on a PIX from command line, can you change one line in the list, or do you have to remove the entire existing list and re-enter the changed list?On a crypto map, say the peer changes and you need to make tha...

Here is what I'm trying to accomplish. I want to permit outgoing connections to host x.x.x.x over UDP port 8312, and I want to permit incoming connections from host x.x.x.x over UDP port 8323.Did I implement this correctly?access-list 8312_out permi...

I am having trouble getting SMTP traffic to pass thru my ASA and into the Linux machine hosting my E-Mail. When I try to telnet in on port 25 it just times out. I am routing multiple other protocols into other machines without a problem, but for some...

I am using DNS rewrite to access my web server:static (Web,Outside) 63.77.38.7 10.30.10.10 netmask 255.255.255.255 dns ping testweb.3abn.orgThis works on my web interface. How do I access the same web server with DNS rewrite from the other four inter...

I am doing some lab work with PIX version 7.22 and wildcard certificates. I have installed a certificate on a Microsoft IIS server and then exported this as a .pfx file. I have then converted this file to a PKCS12 formatted .pem file using openssl.If...

Does the ASA 5505 DES(ASA5505-SEC-BUN-K8) and ASA 5510 DES (ASA5510-K8) can free upgrade to 3DES/AES VPN License? Or free apply an "activation-key" to active the 3DES/AES function from Cisco?Thanks!

Hi there,I've been using Cisco PIX for quite some time and didn't had any problems with it. We needed a new firewall for another site and our supplier said that PIX is nearing EOL and recommended to us the ASA. And now my problems.We have an ASA 55...