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diff --git a/qos/abstract b/qos/abstract new file mode 100644 index 0000000..770c363 --- /dev/null +++ b/qos/abstract @@ -0,0 +1,23 @@ +Quality of Service in IP Networks + +IP networks were designed some 25 years ago. Networks based on TCP/IP are +widely deployed, as organization-local Intranets as well as in the Internet +itself. The usage patterns of those networks change. Especially new +technologies like voice-over-IP as well as streaming multimedia applications +have different requirements on the underlying network infrastructure than +bulk data transfers like ftp/www or interactive traffic like telnet/ssh. + +Organizations usually run a mixture of different services on their Internet +uplinks or on their organization-internal wide area networks. Bandwidth is +usually a limited ressource, so everybody wants to divide bandwidth between +different services according to his specific needs. + +Linux always had a very strong focus on network functionality and has +sophisticated means for bandwidth control / QoS since Kernel 2.2. + +The presentation is organized in the following parts: + Basics of QoS in IP networks + How can Linux help with QoS + Sample scenarios of Linux-based QoS solutions + Overview about advanced conecpts (DiffServ, IntServ, RSVP, ...) + |