Vanguard Networks Daughtercards
FT1/FE1 Daughtercards
Dual E&M Daughtercard
The FT1/FE1 Daughtercards allow a Vanguard 3410 to transfer data over a T1 or E1 network. The daughtercards support full and fractional, channelized, T1 or E1, and PRI ISDN speeds.
•The E1 Daughtercard provides line rates 2.048 Mbps and data rates of n x 64 kbps (where n is 1 to 31) per channel.
•The T1 Daughtercard provides line rates 1.544 Mbps and data rates of n x 64 kbps (where n is 1 to 24) per channel.
Figure 2-8 shows the T1 and the E1 Daughtercard connectors as they appear on the back panels. The T1 Daughtercard has a single RJ48C connector while the E1 Daughtercard has two BNC connectors along with one RJ48C connector.
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T1 NTWK |
| RX | E1 NTWK | TX | ||||||||
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ALARM | ALARM |
Figure 2-8. FT1 and FE1 Daughtercard Connectors
Note |
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The E1 Daughtercard comes with this label | which specifies that the E1 |
interface complies with the Australian requirements ACA TS 016 - 1997 for connection to E1 SELV services. Also the E1 interface meets the IEC950 specifications for TNV1.
The Dual E&M Daughtercard has two E&M interfaces. The ports use RJ11 connectors.
Figure 2-9 shows the Dual E&M Daughtercard connectors as they appear on the back panel.
E&M1 E&M2
LOC
REM
Figure 2-9. Dual E&M Daughtercard Connectors
The Vanguard Quad FXS Daughter Card is supported on the Vanguard 3460/3480. The
Figure 2-10 shows the 4-Port Voice FXS Daughtercard connectors as they appear on the back panel.
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Figure 2-10. FXS Daughtercard
Hardware Description |