module18-dhcpV2

module18-dhcpV2 - Dynamic Host Configuration Protocol...

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1 Dynamic Host Configuration Protocol (DHCP) Relates to Lab 7. Module about dynamic assignment of IP addresses with DHCP.
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2 Dynamic Assignment of IP addresses Dynamic assignment of IP addresses is desirable for several reasons: IP addresses are assigned on-demand Avoid manual IP configuration Support mobility of laptops Three Protocols: RARP (until 1985, no longer used) BOOTP (1985-1993) DHCP (since 1993) Only DHCP is widely used today.
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3 Solutions for dynamic assignment of IP addresses Reverse Address Resolution Protocol (RARP) RARP is no longer used Works similar to ARP Broadcast a request for the IP address associated with a given MAC address RARP server responds with an IP address Only assigns IP address (not the default router and subnetmask) RARP Ethernet MAC address (48 bit) ARP IP address (32 bit)
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4 BOOTP BOOTstrap Protocol (BOOTP) Host can configure its IP parameters at boot time. 3 services. IP address assignment. Detection of the IP address for a serving machine. The name of a file to be loaded and executed by the client
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This note was uploaded on 03/05/2012 for the course CS 458 taught by Professor Staff during the Fall '08 term at UVA.

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module18-dhcpV2 - Dynamic Host Configuration Protocol...

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