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BIOS Bootloader Kernel dmesg /var/log/messages init BIOS Changing boot order BootloaderThere's two bootloaders that are used, LILO (Linux Loader), and GRUB (Grand Unified Boot Loader)Here’s GRUB: There are two entries in this debian release The second one will go into recovery mode (it will let you log in with root ac…
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In order to have a better understanding of GNU Linux we would need to understand it’s ways of seeing the hardware devices attached to the system. Determine Settings: HAL, dbus, udev /sys, /proc, /dev lsmod, lsusb, lspci Configure Settings: Set device ID Kernel Modules Adding / Removing devices 1.1 HAL, dbus, udevHAL H…
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Optimizing STP topology. In the first topology an Access Layer switch is designated as a root bridge for the entire network. Choosing a good root bridge should be based on: Performance Redundancy Packets should travel from an access layer switch to a distribution layer switch to a core layer switch without the …
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During your career as a Cisco network engineer you will have to deal understanding IPv6 address structure. So in this lab scenario you will learn to configure IPv4 and IPv6 networks on two routers then using RIP routing protocol you will configure WAN connectivity between. This lab has been created using …
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Eficientizarea proceselor de cautare in tabela de rutare. Avem acum toate rutele statice configurate pe routere. Sa presupunem acum ca intre R1 si R2 nu este o legatura seriala ci una Ethernet. Un pachet Ip ar trebuie sa fie encapsulat intr-un frame Ethernet cu o adresa MAC destinatie. Daca pachetul IP va trebui sa se…
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Obiective rutarea statica Configurare Vizualizare Depanare Odata puse ip-urile pe toate interfetele si pe toate PC-urile mai ramane configurat protocolul de rutare. Un router trebuie sa stie unde sa duca pachetele, acesta foloseste tabela de rutare, fara informatii actualizate acesta nu poate lua decizii corecte. Rout…
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