CCNA4–-divisionmultiplexing(TDM)?(Choosetwo.)?DTE/workbeginstagassignedtothephysicalblockwhereacross--speedconnectivityofupto52MbpsbetweenLANsandisfoundonmanyhigh-endCiscorouters?EIA/TIA232(RS-232)EIA/TIA422(RS-422)EIA/TIA423(RS-423)EIA/TIA-612/613(HSSI)??(Choosethree.)?(Choosethree.)
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