Computer Networking
A switch has been configured for three different VLANs: VLAN2, VLAN3, and VLAN4. A router has been added to provide communication between the VLANs. What type of interface is necessary on the router if only one connection is to be made between the router and the switch?

100Mbps Ethernet
56Kbps Serial
1Gbps Ethernet
10Mbps Ethernet

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Computer Networking
RS-449/442-A/423-A is

the ratio of the number of data units in error to the total number of data units
a check bit appended to an array of binary digits to make the sum of the all the binary digits
a code in which each expression conforms to specific rules of construction, so that if certain errors occur in an expression the resulting expression will not conform to the rules of construction and
None of these
a set of physical layer standards developed by EIA and intended to replace RS-232-

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Computer Networking
When setting up Frame Relay for point-to-point subinterfaces, which of the following must not be configured?

An IP address on the physical interface
The subinterface type as point-to-point
PAP
The Frame Relay encapsulation on the physical interface
The local DLCI on each subinterface

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