Intec Argus 165 GigE + ADSL Annex B & J VDSL SHDSL ISDN RFC 2544 Ethernet + TDR. ADSL Annex J. ADSL Annex B (i). The is a model for 4B3T lines. Multifunction & Appliance Testers. ISDN BRI S/T TE. Communication Testers.
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