faulty equipment / channel protocol / et Internet SARL au capital de / telecommunication infrastructure / telecommunications / adequate tool / software option / public and private protocols / supplementary services / public and private networks / software facilities / terminal equipment / /
OperatingSystem
Microsoft Windows / L3 / /
Organization
United Nations / / /
Product
equipment / /
Technology
ISDN / PSTN / channel protocol / public and private protocols / RJ -45 / ISDN protocol / 443 937 719 Code NAF 332B Protocol / WAN / X.25 / T interface / PBX / SS7 / /