Information technology. Telecommunications and information exchange between systems. Broadband private integrated services network. Inter-exchange signalling protocol. Signalling ATM adaptation layer
1998 ◽
1995 ◽
2015 ◽
1996 ◽
2015 ◽
1999 ◽
Keyword(s):
2015 ◽
1998 ◽
2015 ◽
Keyword(s):
1999 ◽