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Knowledgebase : Internet Access (WAN) > ISDN
We do understand that there are still many Australians outside the Metro areas who don't have access to ADSL - and may never have.  For these people ISDN is the only available broadband, despite its high cost. However, for several reasons, both tech...
There appears to be some incompatibility between DrayTek and Telstra's ISDN equipment or service which results in Call Bumping not operating fast enough for a phone call to be established. One of the "B" channels is dropped, but by this tim...
An IDSN line can be considered as 2x "B" data channels, and one "D" signalling channel. Each of the B channels can carry one voice conversation or 64Kbps data. DrayTek ISDN routers can use 1 or 2 of the B channels for an interne...