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	<title>Premitel &#187; local network</title>
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	<description>Making IT Work</description>
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		<title>Apple Time Capsules</title>
		<link>http://www.premitel.com/advice/apple-time-capsule/</link>
		<comments>http://www.premitel.com/advice/apple-time-capsule/#comments</comments>
		<pubDate>Sat, 19 Dec 2009 15:18:47 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Advice]]></category>
		<category><![CDATA[apple]]></category>
		<category><![CDATA[internet]]></category>
		<category><![CDATA[local network]]></category>
		<category><![CDATA[wireless]]></category>

		<guid isPermaLink="false">http://www.premitel.com/blog/?p=244</guid>
		<description><![CDATA[One of our long standing internet customers is the Chaplaincy at Edinburgh University.

They switched to our preferred Internet Service Provider (Quik Internet) when we sorted out a connection problem they were having a few years ago.

Since that initial visit they have been the ideal customers: ie prompt payers and no reported problems!

However, that changed a few days ago when I got a call from the new Bursar who demanded a resolution to their long-standing internet connection problems.

<a href="http://www.premitel.com/experience/apple-time-capsule/">[Click to learn more...]</a>]]></description>
			<content:encoded><![CDATA[<p>One of our long standing internet customers is the Chaplaincy at Edinburgh University.</p>
<p>They switched to our preferred Internet Service Provider (Quik Internet) when we sorted out a connection problem they were having a few years ago.</p>
<p>Since that initial visit they have been the ideal customers: ie prompt payers and no reported problems!</p>
<p>However, that changed a few days ago when I got a call from the new Bursar who demanded a resolution to their long-standing internet connection problems.</p>
<p>This was a surprise to me as I had not been made aware of any long-standing internet connection problems.</p>
<p>The Bursar advised that the internet connection was dropping regularly and could only be restored by switching the router off then on again.</p>
<p>I was sceptical that it was anything to do with the external internet connection as all our remote tests indicated that there was no problem with the connection.</p>
<p>Nevertheless, I arranged a visit to the Chaplaincy to try and get to the bottom of the problem.</p>
<p>The set-up at the Chaplaincy is that there is a Netgear DG834G modem/router connected to a data switch that provides connections to indivudual outlets throughout the premises over a Cat 5 cabling system.</p>
<p>The premises cover 3 x floors over 2 x adjacent buildings.</p>
<p>I first went to their comms room and checked the router and upgraded its firmware.</p>
<p>I couldn&#8217;t find anything wrong, the connection was steady and as fast as could be expected.</p>
<p>I then talked to the Bursar and asked about the devices that are connected to the network.</p>
<p>I discovered that in addition to a couple of PCs directly patched to the Cat 5 outlets there are several Apple Macs connected wirelessly through 3 x Time Capsules and 1 x Airport extension device.</p>
<p>The Time Capsules are connected directly to the Cat 5 outlets and the Airport is connected wirlessly to one of the Time Capsules.</p>
<p>Internet access is also made available to students by providing them with the wireless log-in passcode.</p>
<p>The Time Capsules had been introduced after I configured the original network.</p>
<p>I started to suspect that there might be some sort IP address conflict that was causing the internet access to lock up.</p>
<p>I thought that the Time Capsule IP addresses could be conflicting with those provided by the other Time Capsules and with the IP addresses in subnet created by the Netgear DG834G.</p>
<p>I soon discovered that none of the Time Capsules were set to the required Bridge Mode of operation.</p>
<p>With Bridge Mode the IP addresses to the devices connected to the Time Capsules are managed by a connected router which in this case was the Netgear DG834G.</p>
<p>I made the required changes to the Time Capsules and set up a single wireless network with seamless roaming across the 2 x buldings.</p>
<p>The Netgear DG834G now has total control over managing the IP addresses and there is no possibility of an attached device having the same IP address as another attached device (unless one of them is using a fixed IP address).</p>
<p>This appears to have resolved the problems with no reported internet access problems for several weeks.</p>
<p>This situation highlights the fact that the natural assumption of most customers when they have an internet connection problem is that the problem must be with their internet service and they make their first call to their service provider&#8217;s support number.</p>
<p>I find this odd since the the natural assumption when an electrical appliance stops working is that it is the appliance that is faulty and not the electricity supply.</p>
<p>The truth is that most internet access problems are caused by the customer&#8217;s equipment or local network connections.</p>
<p>In my view a large part of the problem is the misleading error messages displayed by the applications on the user&#8217;s computer when the internet is not available.</p>
<p>These usually advise that internet access is not available and suggest that the customer should contact their network administrator or service provider.</p>
<p>While it may be true that the internet access is not available to the application, most customers do not appreciate that the problem could be caused by the  software in their computer (eg  the firewall), or it could be their network connection (wired or wireless),  or it could be their modem or router or as in the above case it could be other devices connected to the local network.</p>
<p>All of these are a much more likely cause of the problem than the external internet connection.</p>
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		<title>Internet not working</title>
		<link>http://www.premitel.com/experience/internet-problems/</link>
		<comments>http://www.premitel.com/experience/internet-problems/#comments</comments>
		<pubDate>Fri, 18 Dec 2009 15:30:13 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Experience]]></category>
		<category><![CDATA[internet]]></category>
		<category><![CDATA[local network]]></category>

		<guid isPermaLink="false">http://www.premitel.com/blog/?p=151</guid>
		<description><![CDATA[First thing this morning I got a call from an Edinburgh property company.

Actually it was several calls...one from the boss, one from his PA and one from one of the guys in the office.

Apparently their office was unable to function because their internet had stopped working.

I had to get there urgently to sort the problem.

<a href="http://www.premitel.com/experience/internet-problems/">[Click to learn more...]</a>]]></description>
			<content:encoded><![CDATA[<p>First thing this morning I got a call from an Edinburgh property company.</p>
<p>Actually it was several calls&#8230;one from the boss, one from his PA and one from one of the guys in the office.</p>
<p>Apparently their office was unable to function because their internet had stopped working.</p>
<p>I had to get there urgently to sort the problem.</p>
<p>I rearranged my diary and turned up at their office at 11.30.</p>
<p>I discovered that the DSL light was steady on their Vigor modem/router, but there was no internet connection from any of the PCs on their office network.</p>
<p>I tried to log on to the management page of their Vigor to check the settings etc, but no one had a note of the password.</p>
<p>I tried the usual ones of &#8220;password&#8221;, &#8220;admin&#8221; and &#8220;1234&#8243;, but no luck.</p>
<p>My next thought was to try the spare modem/router that I had thoughtfully brought with me, but surprise surprise no one knew the username and password for their internet account.</p>
<p>I then asked them to call their ISP which they thought was Fasthosts.</p>
<p>I know Fasthosts supply their hosting and email as I set that up for them, but I didn&#8217;t think they supplied the internet service.</p>
<p>I asked them to find a bill for internet service to establish the identity of their ISP.</p>
<p>It turned out that it was a company called Odyssey who also supply their phone service.</p>
<p>Eventually I managed to speak to someone very helpful at Odyssey who did some remote tests and then asked me to log-in to the router.</p>
<p>The router had in fact been supplied by Odyssey and the password should have been &#8220;odyssey&#8221;, but that didn&#8217;t work either.</p>
<p>Very odd&#8230;</p>
<p>The support person then suggested that I try the default password setting for the Vigor router.</p>
<p>The default password was that there was no password&#8230;I hadn&#8217;t thought of that one!</p>
<p>Once I had access to the router management pages I soon discovered that it had somehow reset to its default state.</p>
<p>In other words the internet connection username and password and other settings (including the &#8220;odyssey&#8221; router password) had mysteriously disappeared.</p>
<p>The Odyssey support guy supplied the required information and very soon my customer had internet access and all those important emails started flooding in.</p>
<p>For future reference I made a note of all the important usernames, passwords, IP addresses and ISP details for my customer&#8217;s files.</p>
<p>I have no idea why the router lost its settings.</p>
<p>Strangely enough at the same time their door entry phone stopped working, as did a PC&#8230;spooky!</p>
<p>Its not unusual that a customer does not know the identity of their ISP.</p>
<p>It is also very common that customers do not know their usernames or passwords for internet access, routers, email servers, web sites etc.</p>
<p>Anyway&#8230;job done and a happy customer.</p>
<p>They can enjoy tonight&#8217;s Christmas party without worrying about their internet connection!!</p>
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