[Asterisk-Users] Advice on BT ISDN Services (UK)

[Linus Surguy]

> Well I've just called BT, the confirmed to me that MSNs can only work
> with PTMP and DDIs with PTP. As for the seqential MSN issue, they have

Complete tosh! As I said earlier, we've got it - and have ordered it with
additional lines as well, if you really want it, just argue more, and talk
to a specialist if required. However,

> Is there any reason (other than cost) to use MSNs over DDIs or the other
> way round?

There is no real reason, but with ISDN2e you will be able to spread the DDI
across multiple lines, something they won't do with MSN.

Linus