User's Manual

right. They can be used in any order; however, if the capacity for a particular type of card
is exceeded, the card in the right-most slot will be disabled.
• SD card — The B5800 Branch Gateway SD card is a uniquely numbered dongle used to
validate license keys entered into the B5800 Branch Gateway system configuration to
enable features. It also provides embedded voicemail support and storage for system
software files. The card fits into a slot in the rear of the control unit.
• Base cards — The control unit has slots for up to 4 base cards. The base cards are used
to add analog extension ports, digital extension ports, and voice compression channels.
Each base card includes an integral front panel with ports for cable connections. The
following base cards are supported:
• Digital station base card — This card provides 8 digital station (DS) ports for the
connection of Avaya digital phones other than IP phones. The card can be fitted with
a trunk daughter card which uses the base card ports for trunk connection. A
maximum of 3 digital station base cards are allowed per control unit.
• Analog phone base card — This card is available in two variants, supporting either
2 or 8 analog phone ports. The card can be fitted with a trunk daughter card which
uses the base card ports for trunk connection. A maximum of 4 analog phone base
cards are allowed per control unit. The analog phone ports do not include a ringing
capacitor. Where this is a requirement, connection should be via a Master socket
containing ringing capacitors. If fitted with an analog trunk daughter card, during
power failure phone port 8 is connected to analog trunk port 12.
• VCM base card — This card is available in variants supporting either 32 or 64 Voice
Compression Channels (VCM) for use with VoIP calls. A maximum of 2 VCM base
cards are allowed per control unit. The card can be fitted with a trunk daughter card
which uses the base card ports for trunk connection.
• 4–port expansion base card — This card adds an additional 4 expansion ports for
external expansion modules. The card is supplied with four 2m yellow interconnect
cables. This card does not accept any trunk daughter cards. A maximum of 1 4–port
expansion base card is allowed per control unit (right-hand slot 4 only). See
External
expansion modules on page 20 for a list of the supported external expansion
modules.
• BRI combination card — This card provides 6 digital station ports (1-6), 2 analog
extension ports (7-8) and 2 BRI trunk ports (9-10, 4 channels). The card also includes
10 VCM channels. This card has a pre-installed BRI trunk daughter card. A maximum
of 2 BRI combination cards of any type are allowed per control unit.
• ATM combination card — This card provides 6 digital station ports (1-6), 2 analog
extension ports (7-8) and 4 analog trunk ports (9-12). The card also includes 10 VCM
channels. This card has a pre-installed analog trunk daughter card. A maximum of
2 ATM combination cards of any type are allowed per control unit. The analog phone
ports do not include a ringing capacitor. Where this is a requirement, connection
should be via a Master socket containing ringing capacitors. If fitted with an analog
trunk daughter card, during power failure phone port 8 is connected to analog trunk
port 12.
System components
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