Network Security

Hello all, I require some assistance in regards to passing multicast traffic through a checkpoint firewall. We have a server which resides on a screened subnet behind a firewall on a 3750 running base image. It is the multicast source. The clients re...

Hi,I'm looking to upgrade from 8.0(2) to 8.0(3). We currently have a cable failover connection between the active/standby. I'm trying to find documentation on the procedure to upgrade them without affecting anyone currently connected. Do you upgra...

When upgrading the service packs from 6.0(2)E1 to 6.0(3)E1 should I prepare for "disaster recovery" with the system image ready on TFTP server etc? Or is this overkill for just doing a service pack upgrade?Thanks

When I add a rule for an internal user to rdp into a server in our dmz, the implicit deny does not allow the rule. Below are the rules I currently have for traffic entering the DMZ.access-list DMZ extended permit tcp host 172.16.110.4 any eq www acce...

We have active/standy ASA5520 with 7.22 code.I just applied 10 SSL VPN license to both ASA. When I type "show failover", it shows "Failover OFF" at primary ASA.It shows "Failover Off (pseudo-Standby)" at secondary ASA.The license seems identical on ...

so we have an inside network (172) and an outside network (11) and we want to install a 5510 in between.basically, I would want to be able to #1) ssh into the 5510 from the outside network.#2) I want outside users to be able to use RDC remote desktop...

Hello all. I apologize, but I've posted this topic in the Wireless area as well as I'm not sure who would be best to respond. We're currently using the Cisco Wireless Lan Controller and I have setup a guest WLAN on it as well. My guest wan goes to...

hi there i am having a pix 525 and that is not even booting now IS there anybody who can help me out to get rid of this problem???

I have the following topology R1 --Lan--PIX--Lan---R2,R3,R4I need to configure OSPF .should i pass the ospf through the PIX or configuring the ospf on the pix too? whot does cisco recommend?

I have a 6509-E configured with three context (Admin, context A, context B).My question is: can I have two bvi interfaces on one of my Contexts??? so I can bridge bvi 1 with two vlans (One network) and use another bvi 2 with another two vlans (diffre...

I had a client contact me today to say that when a PC running Windows tries to get an IP address via DHCP, it fails. I found this KB article on Microsoft's site (http://support.microsoft.com/kb/928233) for a fix and other info that said it will be r...

Some firewalls, after receiving a packet, generate a new packet and populate it with data from the original, rather than forwarding the same packet that was received. Does the PIX do this?Thanks - K

I want rto block skype traffic at all.I have a choice of:- Cisco router (870, which should handle Flexible Packet Matching)- Cisco switch (cat6500 - sup720 and sup32 NOT PISA EQUIPPED)- Cisco ASA 5520 (Modular Policy Framework)Been playing with 870 a...

I have recently inherited a network with an ASA 5505 at a remote office. Users there have a server that needs to be accessible from the outside. I would like to put this server in a DMZ and use port forwarding (I have the security plus license alre...

Hi,I am trying to setup a firewalled network and am having a strange problem. I have a PIX 515e and when connected in a simple test setup with a workstation on the inside and another PC connected through a switch on the outside, everything seems to b...