Vanguard Managed Solutions 6435 ユーザーズマニュアル

Hardware Description 

2-29

The Voice over IP (VoIP) Convergence Card, shown in Figure 2-36, is an optional 
card for the Vanguard 6455. Coupled with DSP SIMM cards that mount to this 
option card, the VoIP Convergence Card provides these features:

• Supports 30 voice channels for the E1 card and 24 voice channels for the T1 

card.

• Supports 31 virtual data ports for the E1 card and 24 virtual data ports for the 

T1 card.

• Supports two DSP SIMM cards: a card with eight channels (two DSPs) and a 

card with 16 channels (four DSPs).

- E1 version should use two, sixteen channel (four DSP) SIMM cards to use 

its full E1 capability.

- T1 version should use one, eight channel (two DSP) SIMM card and one, 

sixteen channel (four DSP) SIMM card to use its full T1 capability.

• Supports any combination of voice and data.

• Provides aggregated data traffic speed of 2.048 Mbps of data traffic flexibly 

from 1 to 31 virtual data ports.

Increased feature card performance for the Vanguard 6455 is available with 
Release 6.2 and greater software.

Configure interface 4 and 6 for interface 5 and 7 to initialize. Always configure both 
interfaces even if only the second interface on the card is used

.

T1 VoIP 

Convergence Card

Max 24 voice 

channels

E1 VoIP Convergence 

Card

Max 30 voice 

channels

DSP 

SIMM 

Cards

DSP SIMM 

Cards mount 

here.

75 and 120 ohm 

Impedance DIP 

switches

E1 Impedance 

Jumpers