public:network_connection

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public:network_connection [2016-09-22 08:35] – krestpublic:network_connection [2016-09-22 09:27] (current) – krest
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-**Loss of network connectivity **  can manifest itself in different ways: logon failure due to inaccessible domain controller, no internet connection, mail server inaccessible, network resources inaccessible etc.+\\  
 +=== Network Connectivity Loss === 
 + 
 +Loss of network connectivity can manifest itself in different ways: logon failure due to inaccessible domain controller, no internet connection, mail server inaccessible, network resources inaccessible etc.
  
 Computer networking is structured in so called layers ([[https://en.wikipedia.org/wiki/OSI_model|https://en.wikipedia.org/wiki/OSI_model]]), where ** layer 1 **  is the physical layer, which is practically the physical connection, a cable. Although you can't trace completely the whole physical route, at least you can first check the connection of your device to the network socket via a UTP cable, provided you are connected by a cable to the network. Computer networking is structured in so called layers ([[https://en.wikipedia.org/wiki/OSI_model|https://en.wikipedia.org/wiki/OSI_model]]), where ** layer 1 **  is the physical layer, which is practically the physical connection, a cable. Although you can't trace completely the whole physical route, at least you can first check the connection of your device to the network socket via a UTP cable, provided you are connected by a cable to the network.
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-**RJ45 connector of UTP data cable **  and ** Data wall socket ** \\  \\ Network cards that are inside of your computer have usually an indication light on the outside that is green and shines brightly if everything is working properly. If the green light is not on, you will probably need to replace the cable or check the network card and this is your IT team's duty.+**RJ45 connector of UTP data cable **  and ** Data wall socket ** \\  \\ Network cards that are inside of your computer have usually an indication light on the outside that is green and shines brightly if everything is working properly. If the green light is not on, you will probably need to replace the cable or check the network card. In this case call the Computer Office staff for help.
  
 ==== How to check IP address ==== ==== How to check IP address ====
  
-1. Left-click on the windows icon {{:map_network_drive:start.png?50}}in the bottom left of your screen;+For remote intervention on your computer you could be asked by the Computer Office staff about the IP address of your equipment. Please follow further instructions, how to find it. 
 + 
 +1. Left-click on the windows icon {{:map_network_drive:start.png?50}} in the bottom left of your screen;
  
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