Network Security

After many years with the same ISP, we are switching. We will not be able to use the same public IP address. For those of you who have had to completely review your firewall rules, is there any easy way or documentation on doing this?

Dear Guysi am having pix 525 which i want to remove and configure from starting by using 7.0 or any ios after 7.0 so plz help me how should i design and configurethe firewall and we are having one internet router,coreswitch,datacenterswitch where sho...

Currently running a PIX 515E ver 6.35. I need to log on a specific permit line in one of my access-lists and have that forwarded to a syslog server. I currently only log denies and dont want to turn on any higher logging b/c of the performance hit. S...

Please advice me for NAT on Cisco ASA5520.i want to nat on asa for any user form internet can access SIP server via 203.145.22.121:6060 to 192.168.0.10:5060 and 192.168.0.11:5061and from internet can access WEB server via 203.145.22.121:8888 to 192.1...

Hi,I have 2 6500 with 2 FWSM cards configured as Actif/passif with a 1 giga of bandwidth between them.The link is configured as 802.1q.My question is how can I calculate the bandwidth use of failover and session traffics (except data traffic).Regards

I'm looking for a PIX for an office of about 50 users, each with 50 VoIP phones using SIP (if that matters). It would need to support up to 100 consecutive VPNs, some Point-to-point, some via the Cisco VPN client. It needs 3 10/100 (or 1000) ethernet...

We have 2 NAC appliance. customer wants to cover both L2 and L3 devices for posture validation. Can we have 2 NAC appliance in DC one operating in L2 mode covering L2 segments and other running in L3 mode covering branch sites?Are there any issues in...

How do I set up a 501 pix firewall for pppoe authentication

PIX 501 - unable to connect to / from server behind PIX 501 firewall.inside 172.25.188.4outside 10.25.188.4server 10.25.188.5traffic from 172.25.188.x needs to access server.config:PIX Version 6.3(5)interface ethernet0 100fullinterface ethernet1 100f...

Hi,i have a big problem with the ASA Trend Micro module. The SSM Application is down, after module restart it is up again but not for long.How can i solve this problem?

Hi,I read that all traffic on FWSM is explicitly denied. How is a sense of security level for FWSM?ThanksPeter

Hi,I have an ASA running ver 8.0.I want to create a static NAT for one host residing on the LAN hanging off the inside interface.All other traffic going through the firewall should not be natted (or natted to the same IP). Would this configuration wo...

SHOW RUN and SHOW RUN show all the commands as expected including all the nat statements. After reboot some of the NAT statements are not there. SHOW RUN and SHOW START doesn't have some nat commands

Hello,I searched the forum, but didn't find anything on this topic, so I apologize if this has been covered before.This PIX 501 was already configured when I came on board here, and I'm having trouble configuring it to allow us to connect to an offsi...