Author: jyoung
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RAG basics
Data preparation for RAG Web scraping tool — Crawl4AI , youtube video www.example.com/sitemap.xml e.g. https://www.cisco.com/web/sitemap/www_cisco_com_en_us_index.xml www.example.com/robots.txt (view allow/disallow list). e.g https://www.cisco.com/robots.txt other docs incl. PDF, DOCX, PPTX, XLSX, HTML, WAV, MP3, VTT, images (PNG, TIFF, JPEG, …) Docling
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A common nasal spray may help prevent Covid.
Azelastine nasal spray, also referred to as the brand names Astelin and Astepro, is an antihistamine used to relieve symptoms of allergies
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Cisco N9k upgrade/downgrade references
Guide (for 10.4.x) https://www.cisco.com/c/en/us/td/docs/dcn/nx-os/nexus9000/104x/upgrade/cisco-nexus-9000-series-nx-os-software-upgrade-and-downgrade-guide-104x/m-upgrading-or-downgrading-the-cisco-nexus-9000-series-nx-os-software.html Upgrade path matrix https://www.cisco.com/c/dam/en/us/td/docs/dcn/tools/nexus-9k3k-issu-matrix/index.html Hardware support matrix https://www.cisco.com/c/dam/en/us/td/docs/Website/datacenter/nxoshwsupport/index.html
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multicast study note
PIM-SSM: no RP RP, FHR(closest to the source), LHR(closest to the receiver), Shared tree to SPT(shorted path tree) fallback Bi-DR (phantom RP): no source tree (S,G), only shared tree; DF-closest to RP RPF check — prevent duplicate of multicast packets. When a router receives duplicate streams from different incoming intfs, it performs the RPF-check against…
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Why do we need RT when there’s already RD
Imagine a SP has 1000 CUs, each CU is a VRF so 1000 VRFs. And then there is a service VRF that provides common services to those 1000 CUs. So the service VRF has to import all 1000 CU’s routes to allow mutual communication (CUs needs to import service VRF and service VRF needs to…
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AoPS books
Intro series: Grd 6 -10 Intermediate: Grd 9-12 Problem solving: competitionBasic: mathcounts, AMC8/10/12, grd 7-10Volume2: AIME , grd 9-12
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vmware keys
link: https://cios.dhitechnical.com/VM/VMWARE_KEYS.txt VMware vCenter 7.0 Standard104HH-D4343-07879-MV08K-2D2H2410NA-DW28H-H74K1-ZK882-948L4406DK-FWHEH-075K8-XAC06-0JH08 VMware vSphere ESXi 7.0 Enterprise PlusJJ2WR-25L9P-H71A8-6J20P-C0K3FHN2X0-0DH5M-M78Q1-780HH-CN214JH09A-2YL84-M7EC8-FL0K2-3N2J2 VMware vSphere 7 Enterprise Plus with Add-on for KubernetesJ1608-4GJEQ-071L8-9VA0H-2MUK6M10DH-8YL47-474L1-DV3U0-8H054MM4MR-2G005-H7039-JVCAP-2RAL8 NSX-TUC3RA-D3XD4-H817Z-UEMNG-WC0WF – NSX for vSphere – Enterprise4J6VQ-DTHEQ-58TX9-00AU6-3T952 – NSX for vSheild VMware vSphere 6 Ent4F2DG-44K11-VZP61-9L3N0-03K0E0A679-40081-GZ880-J2A74-82057 NSX DataCenter EnterPrise Plus:AC79A-DDG4K-48EWZ-DEZ7X-X6HFFNSX Data Center Distributed Threat Prevention:YA5TK-6WY85-M88GP-66MZC-MG8W0 VMware vSphere 7 Enterprise Plus with Add-on for Kubernetes J1608-4GJEQ-071L8-9VA0H-2MUK6M10DH-8YL47-474L1-DV3U0-8H054MM4MR-2G005-H7039-JVCAP-2RAL8…
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wifi test
bathroom ubiquiti 65db phy 432 576 speed 233mbps reyee 80db 288/288 210mbps Cisco 82 db 234/97 30mbps main bedroom (sofa) 58/576/576/285M 67/864/864/286M office 71/216/288/240M/322M(iperf) 79/288/216/151M/469M dining table 48/960/960/275M/645M iperf 68/1441/1152/155M/410M deck 68/288/288/205M 82/288/288/125M