Network Security

I am having an issue on one of our 2811 routers where I can't get traffic between interfaces within the same zone to flow. I know this should happen by default and that's why it is so confusing.One of the interfaces is fastethernet0/0.1 which is inte...

I have an issue with my firewalls polling my snmp stations.  The issue is that my smnp server is unable to poll a connected interface on the firewall on a different network. We are using two /24 networks across a managed connection for redundancy pur...

We have inherited a Cisco wireless lan controller 4400 and about 25 Cisco Aironet 802.11 a/b/g access points. I wanted to set this up on our ASA 5510 using the inside interface for guest access( Using the inside interface was the suggestion of a co-w...

I'm in the process of migrating from an ASA 5520 to an ASA 5525-x with IPS.  What is the easiest way of moving the configuration to the new boxes?  I have 2 that are set up as an Active/Standby pair.  I've read something about just copying the config...

Hello to everyone:-i need guidence regarding FWSM. i am runing FWSM in my poroduction network and first time i am try to add and assigne one vlan to Fwsm.i know the command which assigne vlan to FWSM that is below:firewall vlan-group 1 vlan-id......c...

ASA5510, ASA 8.0(4), ASDM 6.1(5), this is a productino ASA with plenty of lookups working through its 3 interfaces - outside, inside, dmz.  The problem is a new use.  I've segmented a switch on the inside network with a VLAN, and have a workstation r...

Hi,I've got an ASA 5510 8.2(1) and have to move to a /31 Internet address.  Is the ASA capable of it?Thanks.

We have an Active/Standby ASA5540 firewall set-up with the Primary Active unit at our head office site (Site A) and the Secondary Standby unit at our DR site (Site B)Both sites had their "outside" interfaces directly connected to our ISP (We connect ...

I'd like to limit port forwarding to an inside IP so that only one specific /24 from outside can use that portright now any outside (public) IP can use the port.IP's for examples onlylimit outside Public IP's to 192.168.2.0/24 instead of anyport 4444...

First, some background.I started out a number of years ago using the Pix 501s. Now I am using ASA 5505s. I know enough to be dangerous, but not enough to be useful. That being said, assume I know nothing, as this is largely the case. I have a basic u...