User manual
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/
(PBX)
(Integrated Services Digital Network - ISDN)
/
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DSL
DSL
DSL
(
)
DSL
15
DSL
:
DSL
DSL
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(
)
●
Distinctive Ring (
)
● Auto Answer (
)
O (
)
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dial-up
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:
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188 9
THWW