What does IPSN stand for?
IPSN stands for "ISDN Packet and Signaling Network"
How to abbreviate "ISDN Packet and Signaling Network"?
"ISDN Packet and Signaling Network" can be abbreviated as IPSN
What is the meaning of IPSN abbreviation?
The meaning of IPSN abbreviation is "ISDN Packet and Signaling Network"
What does IPSN mean?
IPSN as abbreviation means "ISDN Packet and Signaling Network"
