SN-DTA overview
17
SN-DTA User Manual
1 • General information
SN-DTA rear panel
The SN-DTA is an ISDN BRI VoIP Terminal Adapter that supports two VoIP calls via a single ISDN BRI
port (see
figure 2
). The SN-DTA rear panel ports are described in
table 3
.
Figure 2. SN-DTA rear panel
Table 3. Rear panel ports
Port
Description
ETH (LAN)
Switched Auto-MDX Fast-Ethernet port, RJ-45 (see
figure 2
), connect the unit to an
Internet Telephony Service Provider (ITSP) [via an xDSL or cable modem] or a
remote IP-PBX [via a private corporate network].
BRI NT
ISDN BRI NT (Net) port, RJ-45 S0 (S/T)-interface (see
figure 2
), connects the
unit to an ISDN phone or PBX trunk-port. Point-to-point or point-to-multipoint
configurable.
BRI TE
(SN-DTA/2BIS2V/EUI only)
ISDN BRI TE (Usr) port, RJ-45 S0 (S/T)-interface (see
figure 2
), connects the
unit to an ISDN NT. Point-to-point or point-to-multipoint confgurable.
12V DC, 1.0A
The SN-DTA has a 12V DC 1A power input (see
figure 2
).
Reset
The reset button (see
figure 2
) has three functions:
•
Restart the unit with the current startup configuration—Press (for less than 1
second) and release the
Reset
button to restart the unit with the current star-
tup configuration.
•
Restart the unit with factory default configuration—Press the
Reset
button
for 5 seconds until the
Power
LED (see
figure 3
on page 18) starts blinking
to restart the unit with factory default configuration.
•
Restart the unit in bootloader mode (to be used only by trained SN-DTA
technicians)—Starting with the unit powered off, press and hold the
Reset
button as you apply power to the unit. Release the
Reset
button when the
Power
LED starts blinking so the unit will enter bootloader mode.
ETH 0/0
Reset
12V
D
C 1A
LAN
NT
NT
BRI 0/0
BRI 0/1
Содержание SN-DTA
Страница 19: ...19 Chapter 2 SN DTA Applications overview Chapter contents Introduction 20 Typical application 20 ...
Страница 43: ...43 Appendix C Cabling Chapter contents Introduction 44 Ethernet 44 ISDN BRI 45 ...
Страница 46: ...46 Appendix D Port pin outs Chapter contents Ethernet 47 ISDN BRI NT Net port 47 ISDN BRI TE User port 47 ...
Страница 48: ...48 Appendix E SN DTA factory configuration Chapter contents Introduction 49 ...