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NAT and Firewall Traversal Technical Report
White Papers Frequently, these devices contain IP Network Address and Port Translation (NA(P)T) and Firewall capabilities. NATs translate IP addresses between one IP address "realm" and another. Due to the rapid growth of low-cost, Network-enabled devices, high...
[June 25, 2008, 1:01]
Traversing Firewalls and NATs With Voice and Video Over IP
White Papers Unfortunately, the ability to capitalize on IP communications systems has been severely delayed because nearly all corporate networks have firewall and Network Address Translation devices (NATs) that effectively block IP voice and video calls.
[June 3, 2008, 6:05]
DrayTek Vigor2200E Broadband Router/Switch review
Reviews It has a DHCP host, which means it can allocate Network Address Translation (NAT) IP addresses to the PCs connected to it, and it can in turn pick up its own IP address from the broadband system. Configuration is either by telnet or an internal...
[June 21, 2001, 0:00]
Net may run out of IP space - TCP/IP pioneer
News One such workaround, for example, is network address translation, which allows computers within a corporation to share a small number of addresses. For now, stopgap measures have been put in place that extend the number of users supported by the...
[February 10, 1998, 13:31]
Rocky road ahead for IPv6
News Besides, Droms points out, "new technologies like Classless Inter-Domain Routing (CIDR) and Network Address Translation (NAT) have been added to extend IPv4's potential addresses, and thus, it's useful lifetime.
[April 24, 2002, 11:03]
Netgear WGT624 review
Reviews The router includes two different types of firewalls: Network Address Translation (NAT), which hides your computers' IP addresses behind the router's IP address, and Stateful Packet Inspection (SPI), which checks individual data packets to make...
[December 11, 2003, 9:05]
Cisco sounds multiple security warnings
News DNS handles the translation of domain names into IP addresses. DNS servers are located throughout the Internet to perform this translation and to ensure that IP packets arrive at their proper destinations.
[July 15, 2005, 9:40]
Netgear ProSafe DGFV338 review
Reviews Mode of operations comprise one-to-one/many-to-one Multi-Network Address Translation (NAT), classical routing and unrestricted users per port, while IP Address Assignment includes Static IP Address Assignment, DHCP Replay, and DHCP Address...
[June 14, 2007, 15:03]
D-Link DFL-700 Firewall review
Reviews It also supports network and port address translation (NAT and PAT), so you can hide and keep separate the IP addresses used on the LAN, transparent mode, routing mode and SPI. The box also includes a DHCP server that can allocate IP addresses to...
[March 25, 2004, 9:20]
VeriSign: Cybersecurity starts with schools
News Forensic analyses of where attacks are coming from can happen in a fraction of a second versus having to figure out network address translation buffers and shared IP addresses and revolving IP addresses.
[January 4, 2005, 13:15]
Facing the security risks of cable modems
News In addition to being permanently online, systems connected to cable modems have IP addresses that are either statically assigned or remain the same for an extended period of time. This nifty TCP/IP-addressing trick hides the actual IP addresses and...
[July 8, 2002, 16:10]
Putting broadband to work
News You can run Microsoft's Internet Connection Sharing (ICS) on the PC connected to the broadband line: that PC will then translate traffic to and from IP addresses of the other computers on the network.
[November 6, 2002, 12:29]
IPv6 and IPv4 - big trouble coming, and soon
Blog There are other problems: how do you route IP addresses when the existing hierarchy breaks down due to address spaces moving through the network? The headline issue is address space: with its 32-bit field, there can be something over four billion...
[February 20, 2008, 21:30]
Concerns grow over IPv6 migration
News European businesses are being held back from migrating to IP version 6 due to the way IP addresses are being allocated, according to the director of IT at the UK internet registrar, Nominet. IPv6 will succeed the current version, IPv4, and because...
[June 15, 2007, 13:52]
Newport tries to cash in on VoIP
News Another problem facing Internet telephony service providers is that network address translation boxes sitting on the edge of a corporate network often block incoming VoIP calls because they don't know which PC should receive the data.
[March 29, 2004, 12:40]
Largest IPv6 network launched in China
News Some have said that techniques such as network address translation (NAT) -- which lets up to 257 nodes in a corporation sit behind a single IP address -- mean it is possible to work around IPv4's limitations.
[December 29, 2004, 13:30]
Google takes action to build IPv6 momentum
News To sidestep the limitations, engineers have come up with patches such as network address translation (NAT) and dynamic IP addresses. But the way Coletti sees things, those fixes reinforce the status quo on the net: a relatively large number of...
[March 27, 2009, 16:42]
Netgear RT314 Gateway Router review
Reviews These addresses are presented to the ISP as your single dynamically allocated IP address using NAT (Network Address Translation) in the router. Having made sure that each PC had its TCP/IP properties set to auto-configure, we just plugged the...
[May 22, 2001, 0:00]
Alarm over 'pharming' attacks review
Reviews These servers are basically large directories of common names such as Amazon, Google and Microsoft, and IP-specific addresses that you never see. However, this translation is also a weak link in the Internet's infrastructure.
[February 21, 2005, 9:35]
Enterprises urged to make IPv6 migration
News APNIC's Wilson said the much larger address space IPv6 has over IPv4 will allow businesses to expand their networks much more easily without the use of current workarounds, such as NAT (network address translation) technology.
[October 27, 2008, 17:32]
