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For the discussion of ISDN (Integrated Services Digital Network) - Which is 3 to 5 times faster than analog dial-up.
 TopicReplies/uniqsLast Post
topicISDN line in CA by aizenn5/1041HeadSpinning : 18th May 10:14AM
topicPRI and Alarms by Anthonyd1/670cramer : 13th May 01:52PM
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