Networking Devices and their functions - Revision history

Morg0068: /* Router */

2010-03-10T00:24:53Z

Router

← Older revision		Revision as of 00:24, 10 March 2010
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	• Routers also serve as a hardware firewall that serves as security.		• Routers also serve as a hardware firewall that serves as security.

	~~To learn more about the TCP/IP or the OSI model click here____________________~~

Morg0068: /* Hubs */

2010-03-10T00:23:47Z

Hubs

← Older revision		Revision as of 00:23, 10 March 2010
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	== Hubs ==		== Hubs ==
	are used to share data between multiple devices on a section of the network all devices connected to		Hubs are used to share data between multiple devices on a section of the network all devices connected to
	the hub share bandwidth. Bandwidth is the capacity of data entering the wire .it can connect to a switch or a		the hub share bandwidth. Bandwidth is the capacity of data entering the wire .it can connect to a switch or a
	router. Hubs and Switches do the same kind of work other than switches pay attention to the traffic going		router. Hubs and Switches do the same kind of work other than switches pay attention to the traffic going
	into individual computers that have assigned port numbers. Switches eventually replaced hubs as a group of users grew.		into individual computers that have assigned port numbers. Switches eventually replaced hubs as a group of users grew.


	== Switches ==		== Switches ==

Morg0068: /* Switches */

2010-03-10T00:23:03Z

Switches

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	== Switches ==		== Switches ==
	filter and separate network traffic sending data to the port that the computer is destined for.		Switches filter and separate network traffic sending data to the port that the computer is destined for.
	Switches keep attract of all the devices connected to it called a routing table.		Switches keep attract of all the devices connected to it called a routing table.Switches allow your network to grow.
	Switches allow your network to grow. Each device has individual bandwidth capability that the interface offers.		Each device has individual bandwidth capability that the interface offers. Hubs, Switches and Routers are all devices’ that let you connect to one or more computers, networked devices, or to extend networks.Router is complicated of any hub or switch.
	Hubs, Switches and Routers are all devices’ that let you connect to one or more computers, networked devices, or
	to extend networks.Router is complicated of any hub or switch.

	== Router ==		== Router ==

Morg0068: /* Servers */

2010-03-10T00:21:35Z

Servers

← Older revision		Revision as of 00:21, 10 March 2010
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	== Servers ==		== Servers ==
			Servers have applications that are assigned ports that run in the back ground listening and waiting for a
	~~servers~~ have applications that are assigned ports that run in the back ground listening and waiting for a
	request from the client. Client applications are what a client uses to start the communication process.		request from the client. Client applications are what a client uses to start the communication process.
	For example, when you want to send an E-mail you are working with a client application that is going		For example, when you want to send an E-mail you are working with a client application that is going
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	not need a screen to display. Now that you know a little about the server it is important to know a little		not need a screen to display. Now that you know a little about the server it is important to know a little
	about the software that is also responsible for our data transfer.Networking devices operate around the		about the software that is also responsible for our data transfer.Networking devices operate around the
	software that is responsible for our data transfer.		software that is responsible for our data transfer.

	== TCP/IP ==		== TCP/IP ==

Morg0068: /* TCP/IP */

2010-03-10T00:19:35Z

TCP/IP

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	== TCP/IP ==		== TCP/IP ==
	is the software that interacts with the client/Server models. Before TCP/IP can work with devices,		is the software that interacts with the client/Server models. Before TCP/IP can work with devices,
	every device on the internet must be assigned a unique address if you want to connect outside of your network.		every device on the internet must be assigned a unique address if you want to connect outside of your network.
	TCP/IP packages and arranges our data into binary bits which are zeros’ and one’s and is digital form;		TCP/IP packages and arranges our data into binary bits which are zeros’ and one’s and is digital form;
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	• Telnet- connect remotely to a PC port 23		• Telnet- connect remotely to a PC port 23


	== NIC Networking Interface card ==		== NIC Networking Interface card ==

Morg0068 at 00:05, 6 March 2010

2010-03-06T00:05:48Z

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	• DNS: Domain name system Port 53		• DNS: Domain name system Port 53

	• HTTP: File transfer of web pages Port 80		• HTTP: File transfer of web pages Port 80

	• SMTP: (SMTP) client/ send e-mail port 25		• SMTP: (SMTP) client/ send e-mail port 25

	• POP2: protocol for receiving e-mail port 110		• POP2: protocol for receiving e-mail port 110

	• DHCP: port 67		• DHCP: port 67

	• FTP: Use for file transfers port 20, 21		• FTP: Use for file transfers port 20, 21

	• Telnet- connect remotely to a PC port 23		• Telnet- connect remotely to a PC port 23

Morg0068: /* Router */

2010-03-06T00:02:50Z

Router

← Older revision		Revision as of 00:02, 6 March 2010
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	their Mac address that is located on the computer NIC card. Routers have additional features like security,		their Mac address that is located on the computer NIC card. Routers have additional features like security,
	serving as a switch, or wireless access point.		serving as a switch, or wireless access point.
	Many routers ~~are~~ have a default address, reached by opening your web browser to access the internet		Many routers have a default address, reached by opening your web browser to access the internet
	then type in the IP address in form of 192.168.1.1 or 192.168.0.1.		then type in the IP address in form of 192.168.1.1 or 192.168.0.1.
	This will allow you to access the Router or Modem Utility settings to adjust the features.		This will allow you to access the Router or Modem Utility settings to adjust the features.

Morg0068 at 00:01, 6 March 2010

2010-03-06T00:01:05Z

Morg0068: /* TCP/IP */

2010-03-05T23:51:52Z

TCP/IP

← Older revision		Revision as of 23:51, 5 March 2010
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	== TCP/IP ==		== TCP/IP ==

	is the software that interacts with the client/Server models. Before TCP/IP can work with devices,		<nowiki> is the software that interacts with the client/Server models. Before TCP/IP can work with devices,
	every device on the internet must be assigned a unique address if you want to connect outside of your network.		every device on the internet must be assigned a unique address if you want to connect outside of your network.
	TCP/IP packages and arranges our data into binary bits which are zeros’ and one’s and is digital form;		TCP/IP packages and arranges our data into binary bits which are zeros’ and one’s and is digital form;
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	it to the router at the data link layer two of TCP/ IP. The receiving computer's modem must answer the call,		it to the router at the data link layer two of TCP/ IP. The receiving computer's modem must answer the call,
	referred to as"handshake"to establish communications,and signal its computer to be ready to receive.		referred to as"handshake"to establish communications,and signal its computer to be ready to receive.
	When this is done the modems are in a state referred to as "connected".</nowiki>		When this is done the modems are in a state referred to as "connected".</nowiki></nowiki>

	== Hubs ==		== Hubs ==

Morg0068: /* Hubs */

2010-03-05T23:51:22Z

Hubs

← Older revision		Revision as of 23:51, 5 March 2010
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	== Hubs ==		== Hubs ==
	are used to share data between multiple devices on a section of the network all devices connected to		<nowiki> are used to share data between multiple devices on a section of the network all devices connected to
	the hub share bandwidth. Bandwidth is the capacity of data entering the wire .it can connect to a switch or a		the hub share bandwidth. Bandwidth is the capacity of data entering the wire .it can connect to a switch or a
	router. Hubs and Switches do the same kind of work other than switches pay attention to the traffic going		router. Hubs and Switches do the same kind of work other than switches pay attention to the traffic going
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	Switches allow your network to grow. Each device has individual bandwidth capability that the interface offers.		Switches allow your network to grow. Each device has individual bandwidth capability that the interface offers.
	Hubs, Switches and Routers are all devices’ that let you connect to one or more computers, networked devices, or		Hubs, Switches and Routers are all devices’ that let you connect to one or more computers, networked devices, or
	to extend networks.Router is complicated of any hub or switch.		to extend networks.Router is complicated of any hub or switch.</nowiki>


	== Router ==		== Router ==

← Older revision		Revision as of 00:01, 6 March 2010
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	== Servers ==		== Servers ==

	~~<nowiki>~~servers have applications that are assigned ports that run in the back ground listening and waiting for a		servers have applications that are assigned ports that run in the back ground listening and waiting for a
	request from the client. Client applications are what a client uses to start the communication process.		request from the client. Client applications are what a client uses to start the communication process.
	For example, when you want to send an E-mail you are working with a client application that is going		For example, when you want to send an E-mail you are working with a client application that is going
	to talk to the web server, when you want to print you are interacting with the print client that talks to		to talk to the web server, when you want to print you are interacting with the print client that talks to
	a printer server. Each computer serving this model recognizes the assigned port numbers that go with the		a printer server. Each computer serving this model recognizes the assigned port numbers that go with the
	services.The server stores information that can be shared by others it can be located anywhere and does		services.The server stores information that can be shared by others it can be located anywhere and does
	not need a screen to display. Now that you know a little about the server it is important to know a little		not need a screen to display. Now that you know a little about the server it is important to know a little
	about the software that is also responsible for our data transfer.Networking devices operate around the		about the software that is also responsible for our data transfer.Networking devices operate around the
	software that is responsible for our data transfer.~~</nowiki>~~		software that is responsible for our data transfer.

	== TCP/IP ==		== TCP/IP ==
			is the software that interacts with the client/Server models. Before TCP/IP can work with devices,
	~~<nowiki>~~ is the software that interacts with the client/Server models. Before TCP/IP can work with devices,
	every device on the internet must be assigned a unique address if you want to connect outside of your network.		every device on the internet must be assigned a unique address if you want to connect outside of your network.
	TCP/IP packages and arranges our data into binary bits which are zeros’ and one’s and is digital form;		TCP/IP packages and arranges our data into binary bits which are zeros’ and one’s and is digital form;
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	• Telnet- connect remotely to a PC port 23		• Telnet- connect remotely to a PC port 23

	~~<nowiki>Insert non-formatted text here</nowiki>~~== NIC Networking Interface card ==
	~~is what~~ offers you your internet speed and uses a port RJ/45 UTP cable,		== NIC Networking Interface card ==
	looks similar to a phone connector which is a RJ/11.This card gives you physical access to the medium.
			offers you your internet speed and uses a port RJ/45 UTP cable,
			looks similar to a phone connector which is a RJ/11.This card gives you physical access to the medium.
	NIC cards have a Mac address used to direct traffic across the internet.		NIC cards have a Mac address used to direct traffic across the internet.
	This device can be an add on with older computers.		This device can be an add on with older computers.
	A NIC,or network interface card,allows your computer to connect to a network where all the systems are		A NIC,or network interface card,allows your computer to connect to a network where all the systems are
	physically cabled together.~~</nowiki>~~		physically cabled together.

	~~<nowiki>~~== Modems ==		== Modems ==

	A Modem is categorized by the service it performs. Sometimes people mistake routers with modems,so it can		A Modem is categorized by the service it performs. Sometimes people mistake routers with modems,so it can
	be confusing to think of a router and modem. Modems connect you with your Internet ISP		be confusing to think of a router and modem. Modems connect you with your Internet ISP
	(Internet Service Provider). Normally by DSL, Cable, and Dial Up. Modem translate analog to Digital,reverses		(Internet Service Provider). Normally by DSL, Cable, and Dial Up. Modem translate analog to Digital,reverses
	the action into the destination modem. All networking devices require a Modem to talk through a		the action into the destination modem. All networking devices require a Modem to talk through a
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	it to the router at the data link layer two of TCP/ IP. The receiving computer's modem must answer the call,		it to the router at the data link layer two of TCP/ IP. The receiving computer's modem must answer the call,
	referred to as"handshake"to establish communications,and signal its computer to be ready to receive.		referred to as"handshake"to establish communications,and signal its computer to be ready to receive.
	When this is done the modems are in a state referred to as "connected".~~</nowiki></nowiki>~~		When this is done the modems are in a state referred to as "connected".

	== Hubs ==		== Hubs ==
	~~<nowiki>~~ are used to share data between multiple devices on a section of the network all devices connected to		are used to share data between multiple devices on a section of the network all devices connected to
	the hub share bandwidth. Bandwidth is the capacity of data entering the wire .it can connect to a switch or a		the hub share bandwidth. Bandwidth is the capacity of data entering the wire .it can connect to a switch or a
	router. Hubs and Switches do the same kind of work other than switches pay attention to the traffic going		router. Hubs and Switches do the same kind of work other than switches pay attention to the traffic going
	into individual computers that have assigned port numbers. Switches eventually replaced hubs as a group of users grew.		into individual computers that have assigned port numbers. Switches eventually replaced hubs as a group of users grew.

	Switches filter and separate network traffic sending data to the port that the computer is destined for.
			== Switches ==
			filter and separate network traffic sending data to the port that the computer is destined for.
	Switches keep attract of all the devices connected to it called a routing table.		Switches keep attract of all the devices connected to it called a routing table.
	Switches allow your network to grow. Each device has individual bandwidth capability that the interface offers.		Switches allow your network to grow. Each device has individual bandwidth capability that the interface offers.
	Hubs, Switches and Routers are all devices’ that let you connect to one or more computers, networked devices, or		Hubs, Switches and Routers are all devices’ that let you connect to one or more computers, networked devices, or
	to extend networks.Router is complicated of any hub or switch.~~</nowiki>~~		to extend networks.Router is complicated of any hub or switch.

	== Router ==		== Router ==
	~~<nowiki>~~Router sets between ISP network (Internet Service Provider) local network, routing traffic between		Router sets between ISP network (Internet Service Provider) local network, routing traffic between
	different networks. Router takes the place of a host computer providing the gateway to the Internet		different networks. Router takes the place of a host computer providing the gateway to the Internet
	when using a modem. Each port on the router connects to a different network, therefore stops congestion.		when using a modem. Each port on the router connects to a different network, therefore stops congestion.
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	• Set policies for different groups of users.		• Set policies for different groups of users.

	• Routers also serve as a hardware firewall that serves as security.~~</nowiki>~~		• Routers also serve as a hardware firewall that serves as security.

	To learn more about the TCP/IP or the OSI model click ~~here_____________________~~		To learn more about the TCP/IP or the OSI model click here____________________