Latest updates for Layer-2

Fresh curated links around layer-2 are collected here so marketers can spot useful updates and turn timely ideas into posts faster.

Recent items include:

  • Ethereum could make moving between L1 and L2 much easier
  • NSX Federation in VCF 9.1, part 3: one subnet-two DCs in 60 seconds
  • Cлишком большие VLAN, ненужный STP и другие ошибки в дизайне L2/L3

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Fresh articles and ideas

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crypto.news /2 weeks ago

Ethereum could make moving between L1 and L2 much easier

Ethereum’s EEZ has completed an atomic L1-to-L2 mainnet test carrying 0.001 ETH, allowing linked actions to succeed or fail together.

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vconfig.pl /1 week ago

NSX Federation in VCF 9.1, part 3: one subnet-two DCs in 60 seconds

How app-vm1 in DC1 reaches app-vm2 in DC2 on the same subnet: <p class="wp-block-paragraph"><strong>Who talks to whom:</strong><br />1⃣...

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habr.com /1 week ago

Cлишком большие VLAN, ненужный STP и другие ошибки в дизайне L2/L3

Один VLAN на весь этаж, STP по привычке и размытая граница между L2 и L3 — решения, которые могут годами работать без нареканий, пока сеть не начнёт расти. А затем появляются неожи...

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crypto.news /3 weeks ago

Blast announces shutdown as network costs exceed Layer 2 revenue

Blast has announced plans to shut down its Layer 2 network, giving users until Oct. 26, 2026, to withdraw through its normal interface. Blast, in an Oct. 2 announcement on X, asked...

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networkengineering.stackexchange.com /3 weeks ago

SDA gateway design

There is 3 gateway design / connection I can think of at the moment. Option 1: Fabric Edge Anycast Gateway (Standard / Distributed) Option 2: External Gateway connected via Layer...

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blogs.vmware.com /4 days ago

Tenant Connectivity on VCF 9.1: What Decides a Packet’s Source Address (Part 2)

<div><img width="300" height="169" src="https://blogs.vmware.com/wp-content/uploads/2026/10/ctgw-p2-cover.png" class="attachment-medium...

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blogs.cisco.com /2 days ago

Segment Routing Fundamentals: Decoding SRv6 and Network Programming [Part 2]

Part 2 of the Segment Routing Fundamentals series explores SRv6 architecture, focusing on network programming and SID naming conventions.

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blog.ipspace.net /1 week ago

Configuring SRv6 Layer-3 Services on Junos

<p>Now that we know what we need to make layer-3 services (<a href="/2012/01/bgp-free-service-provider-core-in/">BGP-free core</a> transporting IPv4 and...

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Sources covering Layer-2

blogs.cisco.com

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blogs.vmware.com

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crypto.news

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habr.com

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networkengineering.stackexchange.com

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