Siemens SWT-3000 - Page 262

SNMP and Remote Access SWT 3000 Equipment Manual
Page - 22 Edition p3_3_2x 08/09 © SIEMENS AG 2008
The following example shows a RAS connection via modem. The stations A and C are accessible
via in-band remote monitoring channel and the service RM.
RS232
RAS
Station A Station B Station C
Office
PowerSys
RAS
Modem
Modem
Overhead line
RM RM
Remote access Remote monitoringRemote monitoring
SC
SWT3000
SSR SSB
SC
SWT3000
SSR SSB
SC
SWT3000
SSR SSB
SC
SWT3000
SSR SSB
SSB Remote Monitoring interface
SC Service channel interface
SSR Remote access interface SWT3000
RAS Remote access server
RM In-band remote monitoring channel
Figure 15: RAS connection via modem
RS232
TCP/IP
RS232
TCP/IP
Station A Station B Station C
PowerSys
Office
RM1 = Slave and 9600 bps
*) RAS
orTerminal server
*)
Overhead line
LID-1
LID-1
MUX
MUX
LID-1 Digital line interface
MUX Multiplexer
RAS
Remote access
Intranet (LAN)
SC
SWT3000
SSR SSB
SC
SWT3000
SSR SSB
SC
SWT3000
SSR SSB
SC
SWT3000
SSR SSB
SSF Front interface CSP
SSB Remote Monitoring interface
SC Service channel interface
SSR Remote access interface SWT3000
RAS Remote access server
RM In-band remote monitoring channel
Figure 16: The remote access to the SWT 3000 in station C is performed via SC with the LID-1