Network Security

I currently have 2 ASA 5510's on my network, where one acts as the failover for the other. I recently received a memory stick to upgrade one of them, and wondered if I will have problems if I don't upgrade the memory on both.Please advise....Thanks!

Hello, I am facing a problem in my Singapore office network that a single website is taking 2-3 minute to load the page however other sites are opening very quickly. Proxy server is there in between and users accesing site through proxy. I tried acce...

Hi AllAn old thread confirmed that it is not possible to upgrade an FWSM failover pair to a new minor/major version without downtime. see https://supportforums.cisco.com/message/3019703#3019703 What abaut newer versions? I like to upgrade from 4.0(6)...

Hello,I'm pretty sure this is a firewall issue, let me explain the issue I have.Setup:We have 2 ASA 5520's in Active/standby mode. The 'outside' port it connected to a VLAN on a 3750 switch where our 50mb lease line is (ISP Cisco router). The 'insi...

Hi all,I am starting a new job, and one thing that needs to be done asap is to set up a PIX 506E firewall.I admit it has been some time since configuring a PIX, so i thought i would use the GUI to enter the basics (needs to be just up and running asa...

Have (2) ASA 5520’s at a site, in HA mode, both connecting the external FE port to the router.  These 2 FE ports need IP addresses on the same network (and hopefully consecutive), so the site network engineer said that we should not use the on-board ...

Hi - I apologize in advance if this is not the correct place for this type of question - it's rather pre-sales.I've inherited a 400 user Exchange (mostly) setup in a light datacenter.  The datacenter has 3 Exchange servers and 4 other servers for bas...

Welcome to the Cisco Networking  Professionals Ask the Expert conversation. This is an opportunity to get an update on Intrusion Prevention System with Scott Fringer. Scott Fringer is a Technical Assistance Center engineer on the intrusion detection ...

Hi all,Does the Cisco NAC provide support for linux based devices?Context: We have 3G Routers dialing into a Corporate VPN to send telemetry, monitoring data etc and we need some kind of NAC that allows these devices onto the network, but any other d...

Let say I want to find which access-list is using ip address 10.10.10.10I start the searching by issue sh run | i 10.10.10.10ASA5520# sh run | i 10.10.10.10name 10.10.10.10 net-ABCThen I found  ip address 10.10.10.10 is mapped to net-ABCI run sh run ...

Ha con you help me.....OLD 8.2access-list inside_access_in extended permit tcp 10.27.0.0 255.255.0.0 host 192.168.104.157 object-group DM_INLINE_TCP_45static (inside,DMZ2) 10.27.0.0 10.27.0.0 netmask 255.255.0.0host 192.168.104.157 is behind DMZ2 int...

Hi all, I have 2 simple question.1. I was  wondering why Cisco ASA display TCP 80 as www in the firewall, not the  original port number, 80.ASA5520# sh run | i eq 80ASA5520# sh run | i eq www port-object eq www port-object eq www port-object eq wwwac...