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Anti-spam Tool Brings MSN Under Fire
News Mark Wain, product manager at Microsoft, said the company waited to implement port 25 blocking in an attempt to "minimise the negative impact to our consumers". Known as port 25 blocking, the measure has been adopted by most major Internet service...
[April 9, 2001, 11:54]
Telco Censured For Blocking VoIP
News This sends a clear message that port blocking will not be tolerated. Port blocking occurs when a company may prevent certain types of Internet traffic from travelling through its networks, for instance in an attempt to prevent voice subscribers...
[March 4, 2005, 9:15]
HP And Cisco Battle Over Network Security
News This aims to protect systems against at the Internet gateway, by "unifying antivirus, anti-spyware, file blocking, anti-spam, anti-phishing, URL blocking and filtering, and content filtering," said Cisco.
[February 13, 2006, 12:15]
Comcast Sends Out Less Spam
News Blocking port 25 essentially closes the hole from which spam bots can disseminate their messages. The new data comes after Comcast, the nation's largest broadband service, earlier this month began blocking a gateway that spammers commonly use to...
[June 30, 2004, 9:25]
Using ASTA Through A Firewall
White Papers Firewalls block access in a number of ways such as by blocking ports, by filtering what kind of data can go through some port numbers, by blocking all data except through a proxy etc. This paper describes how ASTA server can work through firewalls.
[January 1, 1970, 0:59]
IpMasterPro
Downloads Point and click blocking on-the-fly. IpMasterPro provides complete Filtering by IP address, and Port. IpMasterPro monitors network data packets coming in, and going out of, your PC and network. IpMasterPro integrates the IpWallMaster Firewall.
[August 23, 2005, 4:01]
BlackICE PC Protection
Downloads BlackICE PC Protection protects you in ways the other personal firewalls or antivirus software don't: it detects the attack, identifies and blocks the malicious activity before it can reach your computer, and identifies the attacker and type of...
[May 29, 2008, 21:03]
Meridix Broadcast Producer
Downloads Version 2.5 has now with port 80 compatibility, meaning that no more port blocking problems will occur when broadcasters are trying to connect from secure networks. The Meridix Broadcast Producer gives anyone the ability to deliver live audio, live...
[March 28, 2006, 14:16]
Firewalls: What To Block
White Papers However, you will more likely have specific blocking rules and allow most other things. You can reduce the risk by blocking IP addresses that are in "high risk" environments, such as universities, foreign countries and so on (assuming, of course...
[January 1, 1970, 0:59]
SuperStack 3 Switch 4226T And SuperStack 3 Switch 4250T: Performance Evaluation
White Papers These switches must ensure non-blocking, wire-speed throughput across all ports. Customers also need to consider the price per port as it relates to performance. Customers looking to deploy Fast Ethernet/Gigabit Ethernet switches need to know that...
[January 1, 1970, 0:59]
The Academy Of Arts And Design, Tsinghua University Gets Creative With 3Com Gigabit Ethernet
White Papers At this time 3Com Switch 4007 gave them a high-speed, high-density, modular LAN backbone, 3Com SuperStack 3 Switch 4900 family helped them eliminate bottlenecks and lower the routing pressure on the core switches by fully utilising the Switch...
[January 1, 1970, 0:59]
The Least Choice First (LCF) Scheduling Method For High-Speed Network Switches
White Papers The targeted architecture is an input-buffered switch with a non-blocking switch fabric. The input buffers are organized as virtual output queues to avoid head-of-line blocking. Our Least Choice First (LCF) scheduling method selects the input and...
[January 1, 1970, 0:59]
Predicting Internet Telephony Call Setup Delay
White Papers We also con-sider PSTN/Internet telephony interworking, and show that high blocking rates are likely if either H.323 or SIP are used across the public Internet. The focus is signaling trans-port delay, and the variations arising from packet loss...
[January 1, 1970, 0:59]
Disable Microsoft Messenger Service In Windows XP
News Because anyone can use the service to display messages or ads on your computer while you're online, the argument for blocking the port as Osborne suggested or disabling the service altogether is compelling.
[July 4, 2003, 14:48]
BlackBerry In Sync With Mac OS X
Talkback Basically, both devices just say that my personal firewall is blocking port 300"x" or another, and then craps out. Back to my good old bomber Motorola Time Port. Thanks for the article on teh Blackberry.
[September 18, 2004, 22:42]
No Fix For 'critical' Hole In Windows 98, ME
News And as far as blocking traffic on port 139 goes, it is a network port that has been abused in the past for attacks, said Don Leatham, director of solutions and strategy at PatchLink. Instead, Microsoft recommends that people who still use the older...
[June 12, 2006, 12:05]
Consider Security When Using Remote Assistance
News However, you can prevent Remote Assistance from connecting to anyone outside your organisation by simply blocking port 3389 on your firewall. Along with controlling inbound and outbound traffic on port 3389, there are other ways the IT department...
[April 24, 2002, 12:21]
Microsoft Admits WINS Flaw
News It also suggests blocking several ports, including TCP port 42 and UDP port 42, at their network firewalls, or using IP security to protect traffic between WINS-capable servers. A flaw in popular Windows server software could allow remote attacks...
[December 1, 2004, 7:35]
Lycos Army Shoots Itself In Foot?
Talkback I can't help but wonder if these same providers are as quick at blackholing spamsite hosts, or blocking the zombies on their user networks from spewing spam on port 25? What they actually saw was the banner of an ISP that had blackholed the traffic...
[December 3, 2004, 10:10]
Microsoft's Gopher Hole Deepens
News IE users must take the more cumbersome approach of manually blocking Gopher access. One solution for servers is to block access to TCP port 70, which prevents Gopher protocol access. Finally, go to the Gopher text field and enter "localhost" and "1...
[June 13, 2002, 9:08]
