'ISDNUP' definitions:
Acronyms for '
ISDNUP
'
From:
V.E.R.A.
ISDN User Part (ISDN, GSM, mobile-systems), "ISDN-UP"
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
