Computer Networking
The fundamental requirements of private-to-public network interconnection methods which need to be provided in gateways is/are

None of these
adequate cost control mechanisms for administration of the private networks
universal accessibility for private network Data Terminal Equipment (DTE)
A and B both
to assign address to private network DTEs

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Computer Networking
RS-232-G

None of these
is an interface standard between Data terminal Equipment and Data Circuit Terminating Equipment
is an interface between two data circuit terminating equipment as examplified by a local and remote modem
specifies only the mechanical characteristics of an interface by providing a 25-pin connector
requires only 7 pin out of 25 in order to transmit digital data over public telephone lines

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