Switching

Spanning-Tree Protocol ( STP )

admin September 14, 2015 0 Comments

STP is a layer 2 loop prevention mechanism. Switches using STP use frames called Bridge Protocol Data Unit (BPDU). this allow the switch to create a loop free environment . Spanning Tree Protocol, Rapid STP port costs and port states are…
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Basics, Network Protocols, Networking, PROTOCOLS, Switching

Protocol Data Unit (PDU) / Service Data Unit (SDU)

admin September 5, 2015 0 Comments

This picture is the best of all from tcpipguide.com and am posting it because it as the most detail visual information : again tcpipguide.com is one of the best ressource out there for networking ressources . A protocol data unit…
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Basics, Networking, Switching

admin September 5, 2015 0 Comments

Circuit Switching In a Circuit Switching network , a circuits need to be establish before 2 devices can communicate . Packet Switching In a packet switching network data is process by breaking into small pieces of packets , send them one…
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Basics, Networking, Switching

Avaya

admin October 9, 2014 0 Comments

1. Switch name change ERS55xx-Switch# conf t ERS55xx-Switch(config)# snmp-server enable ERS55xx-Switch(config)# snmp-server name “Avaya-ERS-Switch” 2. Assign IP address ERS55xx-Switch# conf t ERS55xx-Switch(config)# ip default-gateway 10.10.10.1 ERS55xx-Switch(config)# ip address switch 10.10.10.2 ERS55xx-Switch(config)# ip adress netmask 255.255.255.0 ERS55xx-Switch(config)# ip address source…
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Networking, Switching