HM-RS3000 is the compact Multi-Service Access Platform (MSAP) compatible with ITU-T standard. SDH support STM-1, STM-4, STM-16, support ring network, chain network, point to point application.

It can access various services including E1, EOS/EOP, PCM etc.

• Structure:
• 3U height, 19 Inch width standard, 9 card slots.
• LVDS clock-free backplane, independent SDH bus and GE bus architecture.
• SDH uplink card
• Up to 2× STM-1/STM-4/STM-16 interfaces.
• LC type SFP module, hot-pluggable.
• 48VC4×48VC4, or 72TU-3×72TU-3, 1512VC12×1512VC12 non-blocking cross-connection.
• Single/double terminal 1+1 linear Multiplex Section protection and SNCP protection.
• Point-to-point, chain and ring network topology.
•  Ethernet uplink card
• Up to 2 GE optical ports and 2 GE electrical ports.
• Aggregate the 1000M Ethernet traffic from up to 3 downlink cards;
•  Diversified downlink cards
• Diversified downlink cards include optical downlink, E1, PCM and Ethernet downlink cards.
• Communication with the remote Ethernet media converter, SDH and MSTP terminals.
• Supports 1+1 path protection.
• Supports the embedded E1 BERT testing function.
•  Timing
• Traces any timing source of STM-1/4 up links or STM-1 optical tributaries, or external timing source.
• Supports External timing output.
• The timing source can be switched manually or automatically.
• Supports free-running, tracing and hold-over modes.
•  System Management
• Supports RayViewnetwork management platform based on C/S architecture.
• Supports DCC and EXM (Extended E1 interface for management) channel for communication between gateway and elements.
• Supports DCN channel for the communication between gateway and server.
• Supports SNMP_V1 and SNMP_V2 protocol.
• Supports local and remote firmware online update without disturbing existing traffic.
• Provides top-mounted aural-visual alarm output.

Type	Card	Description	Available in slot.
SDH uplink	STM-16 uplink	2×STM-16，with DXC connection and SET	1
	STM-4 uplink	2×STM-4，with DXC connection and SET	1
	STM-1uplink	2×STM-1，with DXC connection and SET	1
	STM-1uplink	4×STM-1，with DXC connection and SET	1
业务盘	E1	16E1, 75Ω or 120Ω option	2,3,4,5
		32E1，75Ω or 120Ω option	2,3,4,5
	SDH optical distribution	8×STM-1，with DXC connection and SET	2,3,4,5
		4×STM-1，with DXC connection and SET	2,3,4,5
	EOS unit	8×FX, 8VCG physical isolated, EoSDH, GFP/LCAS/VCAT, flow control, TS1000 protocol	2,3,4,5
		4×FX，4VCG physical isolated, EoSDH，GFP/LCAS/VCAT， flow control, TS1000 protocol	2,3,4,5
		8×FE，8VCG  physical isolated, EoSDH，GFP/LCAS/VCAT，flow control	2,3,4,5
		8×FE, 8VCG， EoSDH，GFP/LCAS/VCAT，flow control, with switch function	2,3,4,5
		4×FE, 4VCG， EoSDH，GFP/LCAS/VCAT，flow control, with switch function	2,3,4,5
		1×Combo+1×GE+1×FE test port, EoSDH, 16xVCGPort VLAN and IEEE 802.1QVLAN supported.QinQ supported. Support GFP/LCAS/VCAT。	2,3,4,5
		2×GE，EoS，2xVCG. Maximum 63xVC12 for each VCGPort VLAN and 802.1QVLAN supported. Support QinQ. Support GFP/LCAS/VCAT。
	EoP unit	8×FX，8VCG physical isolated，EoPDH，TS1000 protocol.	2,3,4,5
		4×FX，4VCG physical isolated，EoPDH，TS1000 protocol	2,3,4,5
		8×FE，8VCG physical isolated，EoPDH。	2,3,4,5
		8×FE，8VCG，EoPDH，support switch function	2,3,4,5
		4×FE，4VCG，EoPDH，support switch function	2,3,4,5
	PCM	Support 64Kb/s data, support 1890 x 1890 64kb/s.Support 8xRJ45 for PCM multiplexer services, each RJ45 can offer 4channel FXO/FXS, 2channel 2/4wire EM, 2channel 64kbps data/RS232 asynchronous data etc.	2,3,4,5
Management unit	Management card	Offer management function, support cascading	6
Power	Power card	Dual power redundancy available with function of 150W. Both AC and DC power supported.	7,8
	Power cad		7,8
Fan	Fan card	Normal fan card	9
	Management fan card	Fan card available for management.Available to set open/close fan, check timely temperature and malfunction alarm.	9