3Com VCX V7111, User Manual

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3Com
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VCX V7111 VoIP Gateway User Guide
conformity indicating that Industry Canada technical specifications were met. It does not
imply that Industry Canada approved the equipment.
FXO Ports: The Ringer Equivalence Number (REN) for this terminal is 0.5. The REN
assigned to each terminal equipment provides an indication of the maximum number of
terminals allowed to be connected to a telephone interface. The termination on an interface
may consist of any combination of devices subject only to the requirement that the sum of
Ringer Equivalence Number of all devices do not exceed five.
V7111 FXO Notice
The MP-11x FXO Output Tones and DTMF level should not exceed -9 dBm (3Com setting
#23) in order to comply with FCC 68, TIA/EIA/IS-968 and TBR-21.
The maximum allowed gain between any 2 ports connected to the PSTN should be set to 0
dB in order to comply with FCC 68, TIA/EIA/IS-968 Signal power limitation.
Network Compatibility of FXO Ports
The products support the Telecom networks in EU that comply with TBR21
.
FCC Statement
This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a residential installation. This
equipment generates, uses and can radiate radio frequency energy and, if not installed and
used in accordance with the instructions, may cause harmful interference to radio
communications. However there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or television
reception, which can be determined by turning the equipment off and on, the user is
encouraged to try to correct the interference by one or more of the following measures:
ƒ Reorient or relocate the receiving antenna.
ƒ Increase the separation between the equipment and receiver.
ƒ Connect the equipment into an outlet on a circuit different from that to which the receiver
is connected.
ƒ Consult the dealer or an experienced radio/TV technician for help.
ACTA Customer information
ƒ This equipment, the VoIP Analog Gateway, models MP-118, MP-114 and MP-112
complies with Part 68 of the FCC Rules and the requirements adopted by the ACTA. On
the bottom of the unit of this equipment is a label that contains among other information,
a product identifier in the format US:AC1IT00BMP11X3AC. If requested, this number
must be provided to the telephone company.