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Line 1: {{linkless\|October 2006}} {{context}} The '''Inter-working Function''' (IWF) contains both the hardware and software elements that provide the rate adaptation and protocol conversion between a landline destination Public Switched Telephone Network (PSTN) and the network for both data and fax services. The IWF is required as a network element to support circuit switched data.

Inter-working function: Difference between revisions