Difference between revisions of "Networking Tips"

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(DNS Records)
(OSI 7 Layer Model)
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|mail||cname||bretts.org.
 
|mail||cname||bretts.org.
 
|}
 
|}
 +
 +
== OSI 7 Layer Model ==
 +
{| border="1"
 +
!#!!Layer!!Example(s)!!Postal service equivalent
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|-
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|7||Application||HTTP, BitTorrent||Message language, eg. English
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|-
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|6||Presentation||SSL||Encryption of message
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|-
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|5||Session||NetBIOS, "Graceful close" for TCP"||
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|-
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|4||Transport||TCP||Recipient name (eg. Fred Bloggs)
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|-
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|3||Network||IP, ICMP||Recipient address
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|-
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|2||Data Link||Ethernet, 802.11||Envelope
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|-
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|1||Physical||100BASE-TX, 802.11g, ADSL||Post van
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|}
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 +
For more details, see:
 +
http://en.wikipedia.org/wiki/OSI_model

Revision as of 17:16, 13 October 2006

DNS Records

Left field Type Right field
vaio a 80.229.88.237
alaska a 80.229.88.236
network a 80.229.88.232
bretts.org. a 80.229.88.233
colorado a 80.229.88.235
router a 80.229.88.234
dougal a 80.229.88.238
broadcast a 80.229.88.239
wiki cname bretts.org.
jabber cname bretts.org.
www cname bretts.org.
svn cname bretts.org.
mythweb cname bretts.org.
pics cname bretts.org.
admin cname bretts.org.
music cname bretts.org.
irc cname bretts.org.
ftp cname bretts.org.
mail cname bretts.org.

OSI 7 Layer Model

# Layer Example(s) Postal service equivalent
7 Application HTTP, BitTorrent Message language, eg. English
6 Presentation SSL Encryption of message
5 Session NetBIOS, "Graceful close" for TCP"
4 Transport TCP Recipient name (eg. Fred Bloggs)
3 Network IP, ICMP Recipient address
2 Data Link Ethernet, 802.11 Envelope
1 Physical 100BASE-TX, 802.11g, ADSL Post van

For more details, see: http://en.wikipedia.org/wiki/OSI_model