Does anyone have experience using UnTangle in their small business? Looking for a general overall security product with firewall, spam, filters, etc. Free or opensource most preferable.
Im interested to learn networking with c#. Plz suggest me a good book for network programming using csharp
We are currently using Retrospect (windows version) to do both nightly backups and regular archiving of our production server. The routine archiving consists of an average of 200GB of DATA on several tapes in one catalog. We find that Retrospect may not be the most robust solution for such large data sets. However we are [...]
How do you subnet in IPv6? I know most subnets are all /64′s, but I need to be able to assign larger blocks to labs to they can then, in turn subnet their blocks. I keep looking at the bits and the hex, but I am not quite getting how to define and organize the [...]
What is the difference in ARP and RARP when it comes to IPv6?
We wonder where we could a most exhaustive list of hosts, hardware, and appliactions compatible with IPv6. For example, we know that Linux OS and a kernel with a version older than 2.4 are compatible with IPv6 (if activated). Windows Vista and Seven are also compatible with IPv6. Our aim is to establish a group [...]
I hear a lot about IPv4 and IPv6, but what happened to IPv1, IPv2, IPv3, and IPv5?
LAN “A” connected to IP encryptor and connected to LAN “B” with also has an IP encryptor. i.e. we have IPsec VPN from “A” to “B” through MPLS VPN. Can I then connect LAN “A” to LAN “C” that is without IP encryptor via MPLS VPN. How do I configure the IP encryptor at LAN [...]
I’m compiling a list of the best books on network security. What are some of your favorites, perhaps with a brief description? All contributors to the list will receive 100 knowledge points!
Just wondering if it is generally a policy to disable macros from Word, etc. Is there a safe macros list or should they all be disabled? How would I go about doing this across the network?
My firewall has been receiving and blocking PING’s from the following IP address: 10.40.16.145. This address being a non-public IP address, I’m a bit confused. First, how does this data traverse the Internet when the originating IP address is not a standard public address? Is there any way to determine the true originating address? If [...]
What’s new out there in securing a virtual network? I’ve done some research and found ALTOR but they’ve been purchased by Juniper so their product may soon be intergrated with their routers and switches. I’m looking for a defense in depth solution to my question.
We’ve gotten your opinions on network security from the hardware and software side, but now we want to know what you’re doing for compliance. From what your compliance policies are to the creative ways you raise awareness about those policies, share your stories and you might get 100 knowledge points in time for the final [...]
Please can anyone offer any guidance or know what are the best products in the market place for encrypting/securing corporate laptops, preferably the solution should include hard disk wiping.
Does anyone know how may I get files with the same beginings as abc*.* in different directories inside of the main directory using mget. Any help would be appreciated
From the back of the book: “A comprehensive reference to the most cutting-edge security products and methodologies available to networking professionals today. Understand and implement current, state-of-the-art network security technologies to ensure secure communications through the network infrastructure.” Help out around IT Knowledge Exchange and learn how to effectively secure your network with this great [...]
Running Windows XP Pro SP3. Haven’t changed my settings, but they are now grayed out and the firewall is off. Ideas?
Does anyone have experience with/opinions on Linksys VPN router connection versus Cisco MPLS configuration? Any details or advice would be greatly appreciated.
We use Active Directory, DHCP, network printers, software and file servers. We want to add two more branches to our network, so users get IP addresses by DHCP and assigned to AD server. How can we create them like remote branches without giving same subnet to remote users? We want VPN connection on our router [...]
How do I extend 2 vlans over a WAN link. I’m using 2 routers and simulated the WAN by connecting 2 paradyne modems back to back with a cross cable. both routers are seeing each other. switch-> router1->modem->modem->router2->workstations. I need to be able to see the vlans on router 2 and to run applications on [...]





