Draytek VigorIPPBX 2820 Series, User Manual

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VigorIPPBX 2820 Series User’s Guide 36
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The establishment through DSL Internet.
z
Flexible second WAN for back-up.
z
IP-based telephones are connected to LAN ports and set with ext. no. 101, 102 & 103.
z
The IP-based telephones (101, 102, and 103) and remote IP-based phone are registered
on the Vigor
IPPBX 2820.
z
The IP-based phone with ext. no. 201 is at remote site .