http://www.petri.co.il/osi_concepts.htm IT Knowledge base Fri, 19 Mar 2010 19:30:18 +0000 http://wordpress.org/?v=2.9.2 hourly 1 http://www.petri.co.il/osi_concepts.htm#comment-1185 General Network Engineer Interview Questions / Part 5/5 General Knowledge Questions « Syed Jahanzaib Personnel Blog Mon, 22 Feb 2010 11:03:44 +0000 http://www.petri.co.il/orgbuilder#comment-1185 [...] switch is a hardware device that works at Layer 2 of the OSI model – data link. The data link layer is where the Ethernet protocol [...] [...] switch is a hardware device that works at Layer 2 of the OSI model – data link. The data link layer is where the Ethernet protocol [...]

]]> http://www.petri.co.il/osi_concepts.htm#comment-1159 Layer by Layer Troubleshooting with a Cisco Router - Persian Networks Thu, 11 Feb 2010 20:46:51 +0000 http://www.petri.co.il/orgbuilder#comment-1159 [...] router, at one point or another. The best way to troubleshoot any networking issues is to use the OSI model and go layer by layer. In my article How to use the OSI Model to Troubleshoot Networks, we talked [...] [...] router, at one point or another. The best way to troubleshoot any networking issues is to use the OSI model and go layer by layer. In my article How to use the OSI Model to Troubleshoot Networks, we talked [...]

]]> http://www.petri.co.il/osi_concepts.htm#comment-1157 3WAN Protocols you should know: HDLC, PPP, and Frame-Relay - Persian Networks Thu, 11 Feb 2010 19:41:45 +0000 http://www.petri.co.il/orgbuilder#comment-1157 [...] Like the two other WAN protocols mentioned in this article, HDLC is a Layer 2 protocol (see OSI Model for more information on Layers). HDLC is a simple protocol used to connect point to point serial [...] [...] Like the two other WAN protocols mentioned in this article, HDLC is a Layer 2 protocol (see OSI Model for more information on Layers). HDLC is a simple protocol used to connect point to point serial [...]

]]> http://www.petri.co.il/osi_concepts.htm#comment-27 Layer by Layer Troubleshooting with a Cisco Router Fri, 13 Feb 2009 07:17:46 +0000 http://www.petri.co.il/orgbuilder#comment-27 [...] router, at one point or another. The best way to troubleshoot any networking issues is to use the OSI model and go layer by layer. In my article How to use the OSI Model to Troubleshoot Networks, we talked [...] [...] router, at one point or another. The best way to troubleshoot any networking issues is to use the OSI model and go layer by layer. In my article How to use the OSI Model to Troubleshoot Networks, we talked [...]

]]> http://www.petri.co.il/osi_concepts.htm#comment-16 3 WAN Protocols you should know: HDLC, PPP, and Frame-Relay Thu, 12 Feb 2009 21:59:45 +0000 http://www.petri.co.il/orgbuilder#comment-16 [...] Like the two other WAN protocols mentioned in this article, HDLC is a Layer 2 protocol (see OSI Model for more information on Layers). HDLC is a simple protocol used to connect point to point serial [...] [...] Like the two other WAN protocols mentioned in this article, HDLC is a Layer 2 protocol (see OSI Model for more information on Layers). HDLC is a simple protocol used to connect point to point serial [...]

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