Cisco 1601 - Router - EN Hardware Installation Manual page 132

Multiflex Trunk Interface Cards
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 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
multiflex trunk interface card.
Figure 97
VWIC
1MFT-T1
Figure 98
VWIC
2MFT-T1
OL-12847-01
16
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.
for a sample 1-port multiflex trunk interface card, and
1-Port T1/E1 Multiflex Trunk Interface Card Faceplate (VWIC-1MFT-T1)
RJ-48C port
AL
LP
CD
CTRLR T1 0
2-Port T1/E1 Multiflex Trunk Interface Card Faceplate (VWIC-2MFT-T1)
RJ-48C ports
AL
LP
CD
CTRLR T1 1 CTRLR T1 0
SEE
MANUAL
BEFORE
INSTALLATION
SEE
MANUAL
BEFORE
INSTALLATION
Voice Interface Cards
Figure 98 for a sample 2-port