Friday, 19 May 2023

DNS_PROBE_FINISHED_NXDOMAIN and DNS Record, Subdomain to Parent Domain

https://www.youtube.com/watch?v=sCCcJwN5Y2U

 

DNS_PROBE_FINISHED_NXDOMAIN

https://developers.cloudflare.com/dns/zone-setups/troubleshooting/dns-probe-finished-nxdomain/

 

 


 

 

 

Tuesday, 16 May 2023

Friday, 12 May 2023

Eiechip 74 Series IC

 74HC595

74373 pinout
DM7415774HC00     Quad 2-input NAND gate
74HC02     Quad 2-input NOR gate
74HC04     Hex inverter
74HC05     Hex inverter with open-drain outputs
74HC08     Quad 2-input AND gate
74HC10     Triple 3-input NAND gate
74HC14     Hex inverting Schmitt trigger
74HC21     Dual 4-input AND gate
74HC30     8-input NAND gate
74HC32     Quad 2-input OR gate
74HC74     Dual D-type flip-flop with set and reset; positive-edge trigger
74HC125     Quad buffer/line driver; 3-state
74HC126     Quad buffer/line driver; 3-state
74HC132     Quad 2-input NAND Schmitt trigger
74HC138     3-to-8 line decoder/demultiplexer; inverting
74HC139     Dual 2-to-4 line decoder/demultiplexer
74HC157     Quad 2-input multiplexer
74HC163     Presettable synchronous 4-bit binary counter; synchronous reset
74HC164     8-bit serial-in/parallel-out shift register
74HC165     8-bit parallel-in/serial-out shift register
74HC174     Hex D-type flip-flop with reset; positive-edge trigger
74HC244     Octal buffer/line driver; 3-state
74HC245     Octal bus transceiver; 3-state
74HC273     Octal D-type flip-flop with reset; positive-edge trigger
74HC373     Octal D-type transparent latch; 3-state
74HC374     Octal D-type flip-flop; positive edge-trigger; 3-state
74HC393     Dual 4-bit binary ripple counter
74HC573     Octal D-type transparent latch; 3-state
74HC574     Octal D-type flip-flop; positive edge-trigger; 3-state
74HC595     8-bit serial-in, serial or parallel-out shift register with output latches; 3-state

Tuesday, 9 May 2023

Windows 10 Upgrade to Windows 11 Must TPM 2.0 and Processor Support

 

Windows 11 supported Intel processors

 https://learn.microsoft.com/en-us/windows-hardware/design/minimum/supported/windows-11-supported-intel-processors

 

Windows 11 supported Intel processors

 


Thursday, 4 May 2023

How to Configure Policy Routing on Dual WAN Router

 How to Configure Policy Routing on Dual WAN Router

https://www.tp-link.com/us/support/faq/530/

Tuesday, 2 May 2023

TPLINK Routing Setting

https://manualzz.com/doc/o/126mje/tp-link-tl-r605-safestream-gigabit-multi-wan-vpn-router-u...-routing-configurations