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Showing posts with label Networking Tips. Show all posts
Showing posts with label Networking Tips. Show all posts

25 computer networking tips and tricks



25 computer networking tips and tricks

Tutorial How to set up and optimise your home network




25 computer networking tips and tricks
The redesigned Network and Sharing Center screen has lots of options for advanced users to play with
Running a home network is pretty essential in this day and age.
Thankfully, modern hardware and software has reduced the complexities of configuring networks down to a few setup screens, and the relevant hardware often comes free with an internet connection.
If you have multiple computers, the chances are they're already talking to each other, either through wires or wirelessly. However, while your home network might be up and running, optimising it takes some doing. Follow our simple tips to extract the last drop of juice from your network hardware.
1. Change channel number
Wireless routers operate on a fixed channel. Since most routers ship with a pre-selected channel, the wireless signal may interfere with other routers in the vicinity that are operating on the same channel.
Changing the wireless channel from the factory default is a good starting point if your wireless signal strength is poor.
2. Give the router space to breathe
The biggest advantage of a wireless router is that it can penetrate doors and walls – but that doesn't mean you can just stuff it next to a wall or cordless telephone, or use it as a stand for your stack of DVDs. Treat it with respect.
Try to keep it in a central location, away from other wireless devices; make sure it's not in direct sunlight; lift it off the carpet; and ensure its vents and air holes aren't covered.
3. Improve reception
Try as you might, you'll find it's sometimes not possible to put the router in a good spot. One way around the problem is to buy a router with multiple antennas and point them in a variety of directions covering your home.
Alternatively, if you've already got a router, check whether it's possible to upgrade its antennas to something stronger. However, don't get disheartened if your router doesn't have any antennas. A wireless repeater compatible with your router is a perfect solution.
4. Use WEP
Running an unsecured network will earn you brownie points from neighbours and hackers with cars, but that's about it. Wireless routers support a variety of encryption methods, such as WPA and WEP, but these aren't enabled by default.
WPA2 is the most secure method at the moment, but before deciding on an encryption method, make sure your network cards and adapters support it as well. Bear in mind that older machines – and games consoles such as the Nintendo DS – don't support WPA.
5. Restrict access to specific PCs
If you really don't want to use encryption, you can force your router to only connect to specific PCs. Your router identifies each computer by the unique MAC address of its network gear. Feed it a list of MAC addresses to connect to and you save yourself the trouble of entering a password each time you log in.
The disadvantage is that you'll have to add the MAC address of any new computer before it can get on your network – which is probably a more annoying way of getting things done.
6. Disable SSID broadcast
All wireless routers have a Service Set Identifier (SSID) that identifies them to network computers. Routers from the same manufacturer generally ship with the same SSID; 'Netgear' or 'Cisco', for example.
You should first change the SSID to something unique to set your router apart from those of your neighbours. Then, once all your hardware has been set up, it's better to turn off broadcasting the SSID altogether. This ensures your router isn't displayed in the list of available networks, and won't be a target for potential hackers.
7. Keep the firmware updated
Router manufacturers keep working on firmware, even after hardware has been shipped. In addition to tweaks in the user interface, new versions might make better use of the various components in the router, or add extra features.
Just like with an operating system, it's a good idea to upgrade the firmware of the router regularly – check the manufacturer's website for a new version. In the good old days, there was the risk of a botched firmware upgrade bricking your router, but it's a lot safer today.
8. Familiarise yourself with the router manager
All routers ship with a browser based manager. To use many of the tips in this article, you'll have to log in to this interface – try typing 192.168.1.1 into your web browser for the most common location.
It's a good idea to familiarise yourself with the various options and settings you can tweak from within this software. Many routers also have detailed documentation that's updated regularly, so hunt out the latest manual online.
9. Check your connections
There's nothing more irritating than receiving a 'cannot connect to remote machine' error. To ensure a solid connection, use Ethernet cables where possible. It's also a good idea to check the connection between the two PCs with the ping command.
To do this, simply open a command line and type, for instance, ping 192.168.1.2. You'll need to replace the address given here with that of your target machine. Ping works identically on Windows, Mac and Linux.
10. Forward ports


port forwarding
Many servers and applications – for example, file-sharing software, FTP servers and music-streaming servers – need to serve people outside the network. These applications accept connections on specific ports.
With port forwarding – check your router's interface – you can poke holes in your router and ask it to direct incoming traffic on a particular port (or, if you wish, a range of ports) to a specific computer that's on the network.
11. Change DNS providers
DNS is what fetches you a website by translating the human-friendly address, such as www.pcplus.co.uk, into a bunch of machine-friendly numbers. It also displays the '404 page not found' error, corrects misspelt URLs and finds the fastest route to a web server that hosts the site you want to visit, along with lots of other cool things.
Generally, it's up to the ISP to put up a DNS server. However, there are other free services as well, including the likes of OpenDNS and Google Public DNS.
12. Use USB adapters
These days, it's difficult to find a laptop or netbook without a built-in wireless module, but if you've used one, you'll know that they can't always be relied upon. Network cards with antennas are the best option, but they're really only suitable for desktops.
If you really need both mobility and assurance, make sure you get a USB adapter. Most of them ship with a Windows driver, but many work out-of-the-box on Linux as well.
13. Enable Dynamic DNS
The Dynamic DNS feature enables you to connect to your computer remotely. Back in the day, when real-estate on the web was expensive, it was a wonderful option to show off your HTML skills and host your own website.
Now, by associating your dynamic IP address with a domain name, DDNS enables you to connect to the internet-exposed home computer from anywhere in the world. In addition to enabling the feature on your router, you'll also have to register with a dynamic DNS provider, such as DynDNS.org.
14. Save power with Wake-on-LAN
What's the point of keeping a print server on when there's nothing to print? The smart way to save energy is to use the Wake-on- LAN feature of the network card. Thanks to this, you can put the machine to sleep after it's been configured to wake upon detecting network activity.
15. Encrypt your online activity
With the range of snooping tools now available, it isn't safe to do anything online without covering your footprints. There are lots of tools that promise to encrypt your online activity, making it completely unintelligible to anyone who might be listening in.
Some of the best ones to try are the Enigmail plug-in for Thunderbird, Psi for Google Talk and FireGPG, available for Gmail.
16. Get a Firewall distro
You can configure a firewall on a Windows or Linux machine, and there are also a bunch of third-party software firewalls available. However, building a firewall isn't easy. If you're serious about putting one up, download a dedicated firewall distro, such as Ebox.
17. Install the software
Ebox is distributed as a Live CD ISO and there are VirtualBox/VMWare images as well. It's based on Ubuntu Server 8.04. You can also pull in Ebox packages to a standard Ubuntu Server 10.04 installation. You can find it at www.ebox-platform.com.
18. Configure settings
Ebox can be adapted flexibly to your network. You can use it to restrict services that can be accessed and slice the network to keep some areas more secure than others. The distro runs a browser-based interface for adding, removing and configuring the components.
19. Filter content
Besides the firewall, intrusion detection (via Snort) and filtering content (via DansGuardian) are two other highlights of the distro. DansGuardian can also plug into the ClamAV antivirus scanner and filter content based on known virus signatures.
20. Exploit other features
In case you're still not satisfied, Ebox can also act as a gateway and provide a host of other services. It bundles various applications that enable you to turn your network into a VPN, host XMPP chat sessions or run a Postfix mail server, a Squid web proxy and more.
21. Turn on UPnP
Universal Plug and Play helps smart devices that support UPnP to discover each other without any user intervention. Once turned on from within your router, UPnP enables a compatible infrared device, a Bluetooth phone or a FireWire camera to see and talk to each other.
22. Write files remotely
The most logical use of a network is to share files. This is the job of the SMB protocol. Thanks to it, you'll be able to write files to a remote network share via Network Neighbourhood. On Linux, the SMB protocol is implemented by Samba.
23. Share printers remotely
In addition to sharing files, SMB can be used to share printers attached to a Windows machine. Once configured via the Windows Control Panel, a printer can be used to accept print orders or even be managed from a remote machine, irrespective of its operating system.
24. Format shareable partitions as FAT
PCs running Windows can easily see each other and share files. For Linux or Mac machines, ensure the partitions are formatted with the FAT filesystem. Create them as Samba shares and they'll show up under Network Neighbourhood.
25. Plug in USB drives
Once, if you wanted to share files on the network, a network-attached-storage, or NAS, device was the best bet. Not any more. New routers enable you to plug in one or more USB devices that are automatically accessible by all the users connected to the router.

Networking Tips

24 NETWORKING TIPS THAT WORKED

The idea of networking makes many people uncomfortable … or confused.
It’s easy to see why.
When most people think about networking it seems insincere at best — and selfish at worst. This, of course, is the complete opposite of what networking is supposed to be — friendly, useful, and genuine.
It’s easy for most of us to be friendly and useful with people we know. However, because networking is a “business activity” it’s easy to think that we need to act in a different way.
Unfortunately, most networking strategies come across as pushy, needy, or self-serving — even though the people using them rarely act that way in day-to-day life.
Don’t worry, there are definitely genuine ways to self–promote. So, in the spirit of helping everyone become a better networker, here are 24 networking tips, which from my experience, actually work.

The real goal of networking

1. The goal of networking should be to help other people. Yes, it would be nice if they helped you out as well, but networking is a two–way street. And your side of the street is all about helping others, not asking them to help you. Asking for favors should only become a possibility once you have learned more about the person and provided some value to them.
2. It’s far more important to understand their needs before you tell them about your needs. Your goals should not be on the forefront of your mind. You’re trying to develop a relationship with someone, which means you should be thinking about them. It’s your job to understand the people in your network, where they are coming from, and what’s important to them.

Setting expectations

3. You don’t need to know the most people, just the right people. There is no need to shotgun your business cards across the industry or to pepper everyone with emails. Instead, focus on finding people that are relevant to you. As time goes on, you can decide if the interests that you share with someone are worth pursuing further. It’s better to have 5 people willing to help you out than it is to have 500 that simply know your name.
4. Don’t expect anything. The fact that you reached out and made contact with someone does not put them in your debt. No one is required to “pay you back.” Instead of approaching networking with the goal of gaining favors, try reaching out with curiosity. Contact interesting and relevant people and see what happens. Some of them will respond and some of the won’t. Learn about the people that follow up. Find out what makes them interesting and how you can help them — and don’t expect anything in return.
5. Don’t leave networking to chance. Take some time and define what you are looking for in your network. Every once and awhile you’ll stumble across someone amazing on accident, but it’s a lot easier to find who you’re looking for if you know who they are in the first place. Be proactive and create a list of people that you want to contact on purpose.
6. Go beyond your industry. Connect with people on a variety of levels from a wide range of areas. By growing your network outside of the usual areas you will be more valuable to people that are in your immediate industry. The people you work with have personalities and multiple interests, right? With a broad network you can be the person that connects people across industries.
7. Don’t dismiss anyone as irrelevant. Maybe you don’t think a local blogger would be a good contact because you work at a medical practice. However, when you open a new branch and you want to let people know about it, you’ll be glad you reached out to someone with an audience.

How to reach out to someone new

8. Quantify how much time you’re going to take. People are busy and when someone new starts talking to them, the first thing that comes to their mind is “How long is this person going to talk to me?” or “How much time is this going to take?”
Address those concerns from the start by saying something like, “Hi. I have one item that I’d like to briefly discuss with you. It should only take two minutes. Do you have time now?” Asking questions like this not only shows that you respect their time, it also gives you the option of speaking with them later if they are too busy now.
9. Start by offering praise, not requesting help. Unless you have a mutual contact that is putting you in touch for a specific reason, it’s best to avoid asking for anything when you meet for the first time. Don’t ask for favors, for promotion, for advice, or even to meet up for lunch or coffee. Simply start by offering a short compliment. After they respond to this initial contact, you can begin moving things towards a more lengthy meeting.
10. Keep your emails short. If your first contact is via email, then split the message into smaller segments. Instead of reaching out to someone new with a long-winded, five paragraph explanation of why you are contacting them, use that first email to focus on a small bit of praise. You can send further details to them after they reply. Keep that first message friendly and short.
11. If you must ask for a favor, then ask for permission to continue. There are some situations where you need to ask for something, but don’t have the luxury of time to get to know them. Most situations don’t fall under this category, but if you must ask for something, then weave in requests for permission before you make an offer. I’ll give a real example.
I was recently talking to the director of an organization about offering a new course to his clients. I started by asking for permission to continue. “I’ve run successful courses on X before. Would you like to know more?”
He was interested and we ended up having a great conversation.
An additional benefit of this strategy is that you are getting the other party to say, “Yes,” to you. As a general rule, if you can get someone say yes to you three times, then the odds of your offer being accepted by them drastically increase. You don’t need to ask permission for everything, but if you’re opening a conversation where you will need to make an offer, then it can work wonders.

How to build the relationship

12. Try to provide as much value as you possibly can. The more value you create, the more it will come back to you many times over. Focus all of your networking efforts on helping the people you contact.
13. Start by focusing on being friendly and helpful. This is the number one tactic you can use to build your network. Simply spread information in a friendly and helpful way. Did you read a book that someone in your network will enjoy? Tell them about it or send them a copy. Are you using something that would help a friend with a project they are working on? Email it to them. Hear a new music album that a someone might enjoy? Send it their way. Building your network is the same as building friends. Be interested in what they are doing and offer friendly suggestions when you can.
14. Develop the habit of introducing people. Connecting like-minded people is a powerful to enhance your network. The idea of doing this seems foreign to many people, but it is actually quite easy. Do you know two people who enjoy reading the same type of books? Or like the same sports teams? Or love reading about history? Or work in the same industry? You get the point. Don’t make it hard, just introduce the two of them by sharing their common interest. They can decide if they want to pursue the relationship further.
15. Ask if people want to be connected. If you’re apprehensive about connecting two people, then ask one of them if they want to be connected. “I know another person that’s doing Y. Would you like for me to introduce you sometime?” Even if they aren’t interested, they will appreciate the offer.
16. Nurture your current network. Most people think of networking as reaching out to new people, but don’t forget about the network that you already have. (Hint: You probably call them your friends and co-workers.) There is no need to wait to meet new people to start connecting others or sharing useful information. Network within the groups that are already close by.

Making networking a habit

17. Try to contact one person per day. If you reach out to 5 new people every week, that would be about 250 per year. Sending an email or making a quick call will only take about 5 minutes of your day. Not everyone is going to get back to you, but if you contact that many new people, then you’re bound to make significant progress.
18. Don’t take “No,” personally. Everyone is busy. For most people, it’s simply a matter of timing. If you catch them on a good day, then they will happily talk or meet with you. If they’re swamped, however, then a simple “No” might be all that you get. Don’t take it to heart. In most cases, it’s not a reflection of you or what you said.
19. Make it a point to follow up. One or two days after meeting someone for the first time, follow up with a brief email or note. This is an opportunity to develop the relationship by bringing up a topic that you discussed before or making a comment on an interesting topic. Following up with relevant conversation helps to anchor your previous interaction in their mind and displays more personality than just sending a message that says, “Thanks for talking!”
20. Did you fail? Try reaching out in a different way. You don’t want to pester anyone, but if you give them a few weeks and don’t hear a response, then there is nothing wrong with being persistent. For example, dropping in to talk face to face has resulted in great conversations with people that previously ignored my emails. Sometimes switching it up is all you need to do.

Things to remember

21. Network with the intention of helping other people, not yourself. People enjoy doing business with those that they trust and like. The only way to build that trust is to engage with others in a helpful way. Yes, trust takes a long time to build, but insincerity takes even longer to overcome. Once you’ve developed a relationship and created a bond, then you can move on to negotiating for favors and asking for help.
22. Networking is more about listening to what people say than saying the right things. Take the time to listen to people’s stories. You can only provide something of value to them if you listen to who they are and what they do.
23. Sometimes the best networking opportunities involve real work. Volunteer for events, committees, or projects that will have interesting people at them — or better — working for them. Working on a project or task with someone is one of the best ways to develop a relationship. For example, volunteering for a non–profit can be a great way to get to know their influential board members.
24. Email is easy to send … and ignore. Yes, email is quick, simple, and can be sent to anyone, anywhere. It’s also very easy to be filtered out and ignored. If you really want to meet someone, then don’t be afraid to pick up the phone, propose a video chat, or arrange a face-to-face meeting. These communication channels are usually less crowded and more personal, which means that your message will be more memorable. Email can be a great tool, but don’t be afraid to mix it up.

Tips for People Who Hate Networking

10 Tips For People Who Hate Networking

Networking for People Who Hate Networking (Berrett-Koehler 2010), which is translated into 11 languages, offers a completely new – and infinitely more effective take – on networking. Networking isn’t about working a room or telling everyone how fabulous you are. Real networking is building meaningful, lasting, mutually beneficial connections one person at a time.
This new and improved definition of networking means being true to you; capitalizing on your strengths, and tossing aside ‘rules’ that don’t match your temperament. The book’s self-assessment identifies your networking style. However, here are a few tidbits designed especially for you:

1. Be True To You

You are better qualified to be you than anyone else. Stamp out networking advice that demands you behave in ways that drain you. Harness natural abilities as networking strengths rather than liabilities. Like to listen, not talk? Do it. Energize alone? Go for it. Prefer one-on-one conversation? Arrange it.

2. Realize Less Is More

Be selective. Go to fewer events and be more focused when attending – rather than dragging your weary self to every business opportunity and showing up like a networking prisoner.

3. Plan Your First Impression

Cognitive scientists say it can take up to 200 times the amount of information to undo a first impression as it takes to make one. Who has that kind of spare time? Not you! Show up with the best version of you, every time. You never know who you are meeting.

4. Volunteer

Many of us dislike networking events because we don’t know what to say to a group of strangers. Free floating through a room is a fast track to free-floating anxiety. What to do? Simple. Volunteer to help out. Voila! You have a purpose and something to talk about. Even better, you position yourself as someone helpful – proving how indispensable you are rather than telling everyone about it.

5. Get In Line

This strategy is brilliant. You walk into a networking event with nowhere to go and no one to glom onto. What’s a desperate networker to do? Get in a queue. Any queue. The longer the better!
Why? A queue gives you a place to put your body and a temporary purpose in the world. There are only two people to talk with – the person in front and person behind you. There is a reward – whatever is given out at the front of the queue. And a natural ending – the front of the queue. Nice meeting you!  Ta-ta!

6. Set Challenging Yet Achievable Networking Goals

Well-formed goals vary by personality. At a networking event, task yourself with meeting one or two people, not a dozen. And follow up (see #10!).

7. Show Don’t Tell

Rather than boring others with a canned advert of how marvelous you are, demonstrate live-time your fabulous self. Be useful and gracious. Greet others with a warm smile and leap at every chance to be helpful.

8. Research

Rather than wandering cavernous expo halls at industry events, do your pre-work. Learn in advance what organizations are of particular interest. Spend more time with fewer people. Impress key targets with your knowledge of who they are and why you are a perfect match.

9. Listen

Ever sense your remarks just shoot off a cliff and crash to the ground? Who needs that kind of pressure? Instead focus on those around you, asking thoughtful questions. Network via a sincere interest in others rather than promoting your fine self.

10. Follow-Up Or Forget About It

If you’re not following up, you’re not networking! We forget half of what we hear within 48 hours. Write personalized follow-up within two days or risk having your brilliant remarks erased permanently from the minds of those you wowed. If you’re not following up, you’re not networking.
Good luck out there! See you at a networking event. I’ll be standing alone by the buffet. Come say hi!