Tag: network
Slow network booting on Ubuntu server12.10
New Ubuntu Server12.10 on Virtualbox is slow to boot up. Seems like netwrok portion is holding up. Here is quick resolution. 1. Install ‘ifplugd’…
Network performance testing with Iperf
Tweet Iperf is well-known program to measure TCP performance and bandwidth of IPv4, IPv6 and multicast between two designated loations. It supports UDP and changing…
Easy QoS 101 – What is QoS(Qaulity of Service)
Tweet QoS(Qaulity of Service), it is definetly one of hot topic in IT fields. Economically, most companes are suffering in thesedays. IT budget got cut…
Easy QoS 101 – QoS protocols
Tweet QoS(Qaulity of Service) protocols were developed since data network demands efficiency of data delivery. Well known QoS protocols are RSVP, IntServ, DiffServ, MPLS, SBM…
What is gratuitous ARP?
Gratuitous ARP, also known as unsolicited ARP, is a networking technique used to update or announce an IP to MAC address mapping in the ARP…
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