Specifications

Voice Interface Cards
Multiflex Trunk Interface Cards
16
OL-12847-01
• 1-port E1 multiflex trunk interface card with G.703 support (VWIC2-1MFT-G703)
• 2-port multiflex trunk interface card with G.703 support (VWIC2-2MFT-G703)
Note The VWIC-1MFT-G703, VWIC2-1MFT-G703, VWIC-2MFT-G703 and
VWIC2-2MFT-G703 interface cards allow unstructured E1 traffic that conforms to the
ITU-T G.703 standard.
The following multiflex trunk interface cards provide hardware echo cancellation features through an
echo canceler expansion module, installed on the main board of the interface card:
• VWIC2-1MFT-T1/E1
• VWIC2-2MFT-T1/E1
• VWIC2-1MFT-G703
• VWIC2-2MFT-G703
The following expansion modules are available:
• 32-channel echo canceler module for multiflex trunk (EC-MFT-32)
• 64-channel echo canceler module for multiflex trunk (EC-MFT-64)
For information on echo canceler expansion module installation, see the Installing Echo Canceler
Expansion Modules on Cisco Interface Cards document.
See Figure 97 for a sample 1-port multiflex trunk interface card, and Figure 98 for a sample 2-port
multiflex trunk interface card.
Figure 97 1-Port T1/E1 Multiflex Trunk Interface Card Faceplate (VWIC-1MFT-T1)
Figure 98 2-Port T1/E1 Multiflex Trunk Interface Card Faceplate (VWIC-2MFT-T1)
41232
VWIC
1MFT-T1
AL
LP
CD
CTRLR T1 0
SEE
MANUAL
BEFORE
INSTALLATION
RJ-48C port
41230
VWIC
2MFT-T1
AL
LP
CD
CTRLR T1 1
CTRLR T1 0
RJ-48C ports
SEE
MANUAL
BEFORE
INSTALLATION