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(Interserv, RFC 1633) The router recognizes that packets from certain IP addresses and ports require higher priority handling and pass them first. The rest get standard best effort handling
• Controlled Load – Gives all recognized precedence packets higher priority but does not guarantee any given bandwidth
• Guaranteed Service – If it has enough bandwidth in reserve, will guarantee bandwidth and delay (jitter)

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Posted by yogendra

Integrated Services that are included in SIP are basically Multimedia conferences,ISDN.
And the basic goal of integrated services is to merge Many modern technologies like multimedia including audio codecs,IP multicasting, which is not yet generally available in commercial routers and to use Highly-sophisticated digital audio and video applications have been developed.

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Posted by sagitraz