Yealink SIP-T48G Administrator's Guide

Configuring Advanced Features
589
Parameters
Permitted Values
Default
dns_cache_a.X.ttl
(X ranges from 1 to 12)
Integer from 30 to
2147483647
300
Description:
Configures the time interval (in seconds) that A record X may be cached before the
record should be consulted again.
Example:
dns_cache_a.1.ttl = 3600
Web User Interface:
None
Phone User Interface:
None
account.X.dns_cache_type
0, 1 or 2
1
Description:
Configures whether the IP phone uses the DNS cache for domain name resolution
of the server and caches the additional DNS records for account X.
0-Perform real-time DNS query rather than using DNS cache.
1-Use DNS cache, but do not cache the additional DNS records.
2-Use DNS cache and cache the additional DNS records.
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)
Example:
account.1.dns_cache_type = 1
Web User Interface:
None
Phone User Interface:
None
account.X.static_cache_pri
0 or 1
0

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