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- Serial interface
- Frame relay is the fastest growing wide-area technology, yet it still seems like a mystery to most IT professionals. With the help of Cisco and Alexander Prohorenko, TechProGuild makes understanding frame relay simple.Frame relay is the fastest growing wide-area technology and is being used more and more widely all over...
- Tags: Network technology, NETWORKING, Alexander Prohorenko, frame relay, DTE device, DTE, permanent virtual circuit, switched virtual circuit
- Technical articles 2001-04-03
- Playing with Cisco access lists
- Although typically considered Cisco's low-end security tool, access lists are far more productive. If you're new to Cisco, you will want to get to know this tool, and Alexander Prohorenko is here to help.In this Daily Drill Down, I'm going to help you understand what Cisco’s access lists are, how...
- Tags: Network technology, NETWORKING, Alexander Prohorenko, Cisco Systems Inc., IP, expanded range, access list, MAC address, IPX, MAC
- Technical articles 2001-03-06
- Code for booting the system from the TFTP server
- Installing a new image onto your Cisco router can be a frightening endeavor. Fortunately, Alexander Prohorenko is here to take away a bit of the fright!The show flash command displays a directory of the contents of flash memory. Now, you need to use the copy command to copy your image:nas21#copy...
- Tags: Routers & switches, Network technology, NETWORKING, Alexander Prohorenko, TFTP, router, FTP, remote username, Remote Copy Protocol, password, server
- Technical articles 2001-02-22
- Running X.25 over TCP/IP on Cisco routers
- Although having fiber almost negates the need for the X.25 protocol, there may be a situation (budgetary, etc.) that would dictate the need for using the X.25 protocol over TCP/IP. Alexander Prohorenko is here to tell you how to work this cheap magic.In this Daily Drill Down, I'm going to...
- Tags: WANs, NETWORKING, Network technology, Alexander Prohorenko, Cisco Router, X.25, router, Cisco IOS, Cisco Systems Inc., ATM
- Technical articles 2001-02-01
- Sample Cisco bootstrap output
- You've taken a look at the fundamentals of Cisco's command-line interface, but where do you go from there? Alexander Prohorenko is here to guide you into the next step toward understanding the use of Cisco equipment.In my last Daily Drill Down, I introduced you to the fundamentals of the Cisco...
- Tags: Alexander Prohorenko, Cisco IOS, Cisco Systems Inc.
- Technical articles 2001-01-16
- Cisco IOS basics: The command line
- Understanding the use of Cisco equipment can be a harrowing task! Many system administrators jump into the fray without becoming familiar with the basics. Alexander Prohorenko is here to explain the basics of the Cisco Internetwork Operating System.I'm going to start my series of Daily Drill Downs on the Cisco...
- Tags: Routers & switches, Network technology, NETWORKING, Alexander Prohorenko, Cisco Systems Inc., router, Cisco IOS, Cisco Router
- Technical articles 2001-01-11
- Edit the /etc/rc.d/init.d/firewall file
- The topic of network security generally winds up centering around firewalls. Many IT departments are just now coming to terms with this critical need. Let Alexander Prohorenko show you how to climb the firewall with both FreeBSD and Linux."All hosts must take responsibility for their own security."—Simson Garfinkel and Gene...
- Tags: Firewalls, UNIX, Network security, Operating systems, OPEN SOURCE, NETWORKING, Alexander Prohorenko, firewall, Linux, FreeBSD, network, IP, DMZ, kernel, Let Alexander Prohorenko
- Technical articles 2001-01-04
- Edit the /etc/rc.d/init.d/firewall file
- The topic of network security generally winds up centering around firewalls. Many IT departments are just now coming to terms with this critical need. Let Alexander Prohorenko show you how to climb the firewall with both FreeBSD and Linux."All hosts must take responsibility for their own security."—Simson Garfinkel and Gene...
- Tags: Firewalls, Network security, UNIX, Operating systems, OPEN SOURCE, NETWORKING, Let Alexander Prohorenko, Alexander Prohorenko, firewall, Linux, FreeBSD, network, IP, DMZ, kernel
- Technical articles 2001-01-04
- To create tables with records in them
- In this introduction to creating C programs to interact with SQL databases, Alexander Prohorenko walks you through the creation, compilation, and execution of a program that will connect to a MySQL database, read the database, and print the results."The main goals of MySQL are speed, robustness and ease of use..."—The...
- Tags: OPEN SOURCE, Databases, Programming languages, C/C++, Alexander Prohorenko, MySQL, database, SQL
- Technical articles 2001-01-02
- Getting autonomous with BGP: How Border Gateway Protocol can help you with routing
- BGP is an interautonomous system routing protocol that is heterogeneous and proven. Although routing can sometimes be a rather daunting task, Alexander Prohorenko is here to show you the light with BGP.... BGP is the primary routing protocol that Internet backbones use to exchange routing information...Michael DillonOkay, let's start from...
- Tags: Alexander Prohorenko, BGP-4, BGP
- Technical articles 2000-12-26
- Maintain network speed without sacrificing security
- Alexander Prohorenko examines the basics of building a security infrastructure that provides maximum security and high speed for your network."My crime is that of outsmarting you,something that you will never forgive me for."—The Mentor, Conscience of a HackerThe setupLet's imagine that you have a couple of servers that perform a...
- Tags: Firewalls, NETWORKING, Network technology, Alexander Prohorenko, Alexander Prohorenko and Donald Wilde, IP, firewall, network, ruleset, security
- Technical articles 2000-06-27
- Methods from madness: What we can learn from hacker ways
- To defend against a hacker, you must think like a hacker. That's what Alexander Prohorenko argues in this Daily Drill Down. He discusses the different methods that hackers use to get information, and he tells you how to defend against such attacks.What do hackers spend most of their time doing?...
- Tags: Hacking, Telnet, SECURITY, Alexander Prohorenko, hacker
- Technical articles 2000-06-22
- Understanding the RIP protocol
- RIP Routing Information Protocol is one of the most enduring protocols; every system administrator should be familiar with it. In this Daily Drill Down, Alexander Prohorenko shows you how to use RIP.RIP Routing Information Protocol was born to make system administrators happy. Every administrator who has to supervise a large...
- Tags: Routers & switches, Network technology, NETWORKING, Alexander Prohorenko, router
- Technical articles 2000-05-23
Additional Resources
- Alexander demo (zip)
- Alexander is the officially licensed real-time strategy PC game for Oliver Stones movie "Alexander." Integrating exclusive footage from the motion picture, the game immerses players in the era of Alexander the Great. Like Alexander, players will face the challenges of managing vast resources, a multitude of units, buildings and advancements,...
- Tags: UbiSoft Entertainment, Alexander, Games, Personal Technology
- Software downloads 2004-11-23
- Alexander Forbes Embraces Converged IP Networking to Support Global Business Growth
- With primary operations based in Johannesburg, South Africa and the UK, Alexander Forbes operates in some 30 countries across Africa, Latin America, Asia and Europe and employs over 5000 people. Recognising the tremendous value that information and communication technology ICT can deliver in terms of business efficiency, cost-reduction and the...
- Tags: Network, Forbes, Cisco Systems Inc., Information And Communication Technology, IP Networking, Strategy, Management
- Case studies
- Intranet Migration Lowers Costs and Improves Productivity
- Alexander Forbes is one of the leading providers of financial and risk services internationally. Alexander Forbes was running an Intranet, so the concept of an Intranet had been adopted within the organisation. Technically, the delivery of the information on the Intranet was facilitated across multiple platforms, which was resulting in...
- Tags: Migration, Intranet, Intranet Migration
- Case studies
- Reporting on What Matters Most to Leading South African Financial Services Company
- Compliance is the watchword at Alexander Forbes. This leading South African financial services company has deployed Veritas NetBackup software from Symantec in conjunction with Veritas CommandCentral Service software to meet its compliance requirements via proactive policy enforcement and remediation, a consolidated view of compliance to multiple regulations and standards, and...
- Tags: Symantec Corp., Compliance, Storage, Hardware
- Case studies 2007-09-07
- Rise of Nations: Thrones and Patriots Trial Version (exe)
- Play through the tutorial and then get a taste of the Alexander the Great campaign. In the trial version, gamers can choose between four nations the Persians from the expansion pack, and three others from the original game. Players will be able to play through the tutorial and then get...
- Tags: Retail Version, Trial Version, Gamer, Games, Personal Technology
- Software downloads 2007-08-21
- Sony Ships It With RFID: Zebra, Symbol, Mieloo & Alexander and SAP Implement Successful RFID-Solution
- Sony Logistics Europe B.V. SLE in Tilburg, The Netherlands, is the European distribution centre of Sony Europe. The consumer electronics industry is highly competitive, and Sony Supply Chain Management is constantly looking for ways to advance its operation and to move ahead of the competition, in support of Sony's strategy...
- Tags: Sony Corp., Zebra Technologies Corp., SAP AG, Consumer Electronics Industry, RFID, Supply Chain, Wireless, Security, Biometrics, Business Operations
- Case studies
- Pocket StarCalc (exe)
- PocketStarCalc is a small and fast astronomical planetarium program. It is a Pocket PC version of the famous professional astronomy planetarium written by Alexander Zavalishin.
- Tags: Astronomy, ReleX, PocketStarCalc, Pocket PC, Handhelds, Operating Systems, Hardware, Software
- Software downloads 2006-09-20
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