0x4242 Ethertype

Re: [OSL | CCIE_Security] Permitting STP BPDUs – The Mail Archive – … > >> SNAP identifies the upper protocol using a 2 byte “Ethertype?” field which >> is also referred as protocol identifier. … >>> >>> >>> >>> PVST+ >>> >>> permit any any lsap 0xAAAA 0x0 >>> >>> >>> >>> STP >>> >>> permit any any lsap 0x4242 0x0 >>> >>> >>> >>> >>> >>> Regards …

GroupStudy.com – CCIE, CCNA, CCNP and other Cisco Certifications – Yes, from iewb lab 11, it pvst should be 0x4242. I can’t remember how 0x4343 came from. Any idea about mst ethertype? This thing really drive me mad !!!

What is the ethertype for STP? | LAN, Switching and Routing … – What is the ethertype for STP? Answered Question. hostettle Feb 27th, 2011 I have this problem too. 0 votes . Correct Answer by Peter Palúch about 3 years 7 months ago. Hello Ian, Good work! Just a brief additional comment: neither …

TCP/IP Tuning – WTF is this traffic ? – Networking – After googling this ethertype 0x4242 it looks like something called “STP”, but what is it… can I filter it out of my WAN link ? I still have no idea what ethertype 0x4848 is, but it looks like another HP thing which shouldnt be going across the WAN…

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Go to the appendix: Ethernet type codes Here’s nothing about LSAP. I also didn;t find any LSAP codes. … 0x4242 = STP and PVST 0x86DD = IPv6. Last edited by Maarten on Mon 3 May 2010 – 9:03; edited 1 time in total. Maarten ; Maarten Board …

etherp is an Ethernet protocol using the Ethertype 0x4242. Frames contains the following fields: id (4 bytes): identifier (increasing as long as frames are sent) crc32 (4 bytes): Checksum of data; stop (1 byte): boolean indicating if this is the last frame sent by the sender;

Protocol identifier Identifies the spanning tree algorithm and protocol. Protocol version identifier Identifies the protocol version. BPDU type Identifies the BPDU ……

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