j2sw

Zip Ties or no Zip Ties in the data center

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Fluke networks has fired another volley in the “zip ties vs. velcro” for cables front.  While this article does not address velcro vs Zip ties directly, it does bring up some points about using zip ties. https://www.flukenetworks.com/blog/cabling-chronicles/beauty-isn-t-skin-deep

ISP Visio Stencil List

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This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.This content is available exclusively to members of Justin’s Patreon at “Access to patro…” or higher tier, or … Read more

Public IP addresses on Baicells clients

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This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.This content is available exclusively to members of Justin’s Patreon at “Access to patro…” or higher tier, or … Read more

Data Center Tiers

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Tier 1 = Non-redundant capacity components. things such as power have single feeds. 99.671% Uptime no redundancy 28.8 Hours of downtime per year. Tier 2 = Tier 1 + Redundant capacity components. 99.749% Uptime Partial redundancy in power and cooling Experience 22 hours of downtime per year Tier 3 = Dual-powered equipment and feeds for power, … Read more

Podcasts and Blogs List

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This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.This content is available exclusively to members of Justin’s Patreon at “Access to patro…” or higher tier, or … Read more

Cisco Licensing

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Our buddy Tony Mattke writes about his thoughts over at routerjockey. https://routerjockey.com/2019/03/13/mandatory-cisco-dna-licensing-is-this-the-future/

The future of Blockchain

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This article goes over the industries blockchain will be used in.  BlockChain is just not Bitcoin. Blockchain, a technology that was generally unheard of previously, is one of the top emerging technologies revolutionizing today’s business models. Fundamentally, blockchain enables participants to exchange value without the need for intermediaries.  https://www.linkedin.com/pulse/future-blockchain-ten-industries-revolutionized-heidi-metz/

PTP 550, EPMP300 and ePMP 4.3.1 known issues

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Known issues which may be relevant to you with the ePMP-AC-V4.3.1 released on 11 Mar 2019 ACG-5026 [PTP550] Low percentage of packet loss is seen when traffic is running through SFP interface ACG-5310 [Force 300] PPPoE DL throughput degradation is detected on Force 300 SMs ACG-5320 [ePMP 3000] ePMP 3000 AP becomes inaccessible using MAC-telnet … Read more

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