Excelsus DSL Line Swapper Adapter / Dual-Line Swapper
Excelsus DSL Line Swapper Adapter / Dual-Line SwapperTop Seller!
In cases where there is more than one telephone number coming to a single phone wall jack. DSL modems only work on line 1, this adapter swaps line one and line two. If dsl was put on line two by accident this line swapper corrects the issue with out rewiring the NID.