Yealink SIP-T48G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
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Parameters
Permitted Values
Default
account.X.fallback.redundancy_type
0 or 1
0
Description:
Configures the registration mode for the IP phone in fallback mode.
0-Concurrent Registration
1-Successive Registration
X ranges from 1 to 16 (for SIP-T48G/T46G/T29G)
X ranges from 1 to 12 (for SIP-T42G)
X ranges from 1 to 6 (for SIP-T41P/T27P)
X ranges from 1 to 3 (for SIP-T40P/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
X is equal to 1 (for SIP-T19(P) E2/CP860)
Note: The outbound proxy servers only support Successive Registration, so the
parameter is not applicable to outbound proxy servers.
Web User Interface:
None
Phone User Interface:
None
account.X.fallback.timeout
Integer from 10 to
2147483647
120
Description:
Configures the time interval (in seconds) for the IP phone to detect whether the
working server is available by sending the registration request for account X after
the fallback server takes over call control.
X ranges from 1 to 16 (for SIP-T48G/T46G/T29G)
X ranges from 1 to 12 (for SIP-T42G)
X ranges from 1 to 6 (for SIP-T41P/T27P)
X ranges from 1 to 3 (for SIP-T40P/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
X is equal to 1 (for SIP-T19(P) E2/CP860)
Note: It works only if the value of the parameter
“account.X.fallback.redundancy_type” is set to 1 (Successive Registration) and it is
not applicable to outbound proxy servers.
Web User Interface:
None

Yealink SIP-T48G Specifications

General

Expansion module support	Yes
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Volume control	-
Display diagonal	7 \
Display resolution	800 x 480 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	6
AC adapter input voltage	100 - 240 V
Number of handles included	1 pc(s)

Weight and Dimensions

Width	266 mm
Height	185 mm