11-01-2001 08:58 AM - edited 03-01-2019 07:11 PM
Which layer of the OSI does this work at? I assume that as switches are layer 2 devices, STP must work at layer 2 as well?
11-01-2001 09:41 AM
correct.
06-02-2013 06:06 PM
layer 2
06-03-2013 04:39 AM
Hi Lee,
Yes you are perfectly correct, STP works at Layer 2.
Please find link below which explains which protocols works at what layer:
http://euphoricpranav.blogspot.in/2008/11/list-of-protocols-on-different-7-layer.html
Layer 2 protocols (Data Link Layer)
* ARCnet
* CDP Cisco Discovery Protocol
* DCAP Data Link Switching Client Access Protocol
* Dynamic Trunking Protocol
* Econet
* Ethernet
* FDDI Fiber Distributed Data Interface
* Frame Relay
* HDLC High Level Data Link Control
* IEEE 802.11
* IEEE 802.16
* LocalTalk
* L2F Layer 2 Forwarding Protocol
* L2TP Layer 2 Tunneling Protocol
* LAPD Link Access Procedures on the D channel
* LLDP Link Layer Discovery Protocol
* LLDP-MED Link Layer Discovery Protocol - Media Endpoint Discovery
* PPP Point-to-Point Protocol
* PPTP Point-to-Point Tunneling Protocol
* Q.710 Simplified Message Transfer Part
* NDP Neighbor Discovery Protocol
* SLIP Serial Line Internet Protocol (obsolete)
* StarLan
* STP Spanning Tree Protocol>>>>>>>>>>>>>>>>>>>>>>>> STP Layer 2.
* Token ring
* VTP VLAN Trunking Protocol
HTH
Regards
Inayath
*Plz rate all usefull posts.
06-04-2013 07:25 PM
It works on Layer 2 as you know that switch is Layer 2 device. To know how it work you can see the below flash tutorial.
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