Welcome to the ZyXEL Networking Glossary - your definitive source for descriptions of networking terms and ZyXEL's product features.
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"Noise on a DSL tone can cause interference and lost packets. When there is noise on a tone, bit swapping allows the system to send the tone!|s data on another tone. The IP DSLAM and the subscriber (ATU-R) equipment must both support this in order for it