Instruction Manual
Manuals
Brands
Yealink Manuals
Corded Phones
SIP-T38G
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T
roub
le
s
h
oo
t
i
n
g
115
3.
Clic
k
on
A
d
v
anced
.
4.
Mark the
O
n
radio
bo
x
in
t
he
V
o
i
ce Enc
ryption
(
S
RT
P
)
f
ield.
N
o
t
e
T
he
SRT
P f
eat
ure
i
s
n
ot
av
ailable
on
all
servers.
Con
t
act
you
r
syst
e
m
ad
min
i
st
rat
or for
more
i
nformat
io
n
.
1
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