Tags: response

Address Resolution Protocol

ARP and RARP Address Translation Address Resolution Protocol (ARP) provides a completely different function to the network than Reverse Address Resolution Protocol (RARP). ARP is used to resolve the ethernet address of a NIC from an IP address in order to construct an ethernet packet around an IP data packet. This must happen in order […]

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Again Domain Name Service (DNS)

Host Names Domain Name Service (DNS) is the service used to convert human readable names of hosts to IP addresses. Host names are not case sensitive and can contain alphabetic or numeric letters or the hyphen. Avoid the underscore. A fully qualified domain name (FQDN) consists of the host name plus domain name as in […]

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Internet Group Management Protocol (IGMP)

Internet Group Management Protocol (IGMP) is the protocol used to support multicasting. To use multicasting, a process on a host must be able to join and leave a group. A process is a user program that is using the network. Group access is identified by the group address and the interface (NIC). A host must […]

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Little about DNS Queries in Windows Server 2003

There are two sides to DNS.  Firstly, registration which adds resource records such as Host (A) into the DNS database.  Secondly there are queries where clients seek those resource records, for example where is BigServer?  Back comes the reply from DNS: BigServer IP = 10.10.55.21. Authoritative DNS Servers The goal of a DNS query is […]

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