The S7700 series switches (S7700 for short) are high-end smart routing switches designed for nextgenerationenterprise networks. The S7700 design is based on Huawei’s intelligent multi-layer switching technology to provide intelligent service optimization methods, such as MPLS VPN, traffic analysis, comprehensive H-QoS policies, controllable multicast, load balancing, and security, in addition to high-performanceLayer 2 to Layer 4 switching services.
Functions of the LSS7X48SX6S0
The LSS7X48SX6S0 provides the following functions:
Communicates with the MPU and works under the control of the MPU.
Searches for routes and destination addresses of data packets for forwarding.
Forwards data packets.
Function
Description
Basic functions
Provides forty-eight 1000M/10G BASE-X ports for data transmission and switching.
Distributed forwarding
Performs concurrent data forwarding using a distributed data plane.
Hot swapping
The LSS7X48SX6S0 is hot swappable.
Ports on the LSS7X48SX6S0
Optical port attributes (GE optical module)
Attribute
Description
Connector type
SFP+
Optical port attributes
Depend on the SFP optical module used. For the SFP optical modules supported by the LSS7X48SX6S0 and their attributes, see GE eSFP Optical Modules, GE-CWDM eSFP Optical Modules, and GE-DWDM eSFP Optical Modules.
Standards compliance
IEEE802.3z
Frame format
Ethernet_II, Ethernet_SAP, Ethernet_SNAP
Network protocol
IP
Optical port attributes (10GE optical module, high-speed cable or SFP+ optical cable)
Attribute
Description
Connector type
SFP+
Optical port attributes
Depend on the SFP+ to SFP+ high-speed cable (1 m, 3 m, 5 m, 10 m), QSFP+ to 4*SFP+ high-speed cable (1 m, 3 m, 5 m), SFP+ optical module, or SFP+ optical cable used.
For the optical modules supported by the LSS7X48SX6S0 and their attributes, see 10GE SFP+ Optical Modules (OSXD22N00 not supported), 10GE-CWDM SFP+ Optical Modules and 10GE-DWDM SFP+ Optical Modules.
NOTE:
The S7703, S7706 and S7712 do not support SFP-10G-ZR, 10GE-CWDM SFP+ Optical Modules and 10GE-DWDM SFP+ Optical Modules.
Standards compliance
IEEE 802.3ae
Frame format
Ethernet_II, Ethernet_SAP, Ethernet_SNAP
Network protocol
IP
Optical port attributes (copper module)
Attribute
Description
Connector type
SFP+
Optical port attributes
Depend on the SFP copper module used.
For details on the copper modules supported by the cards and attributes of the copper modules, see GE SFP Copper Modules (100 Mbit/s and 1000 Mbit/s rates).
Applicable cable
SFP copper module and Ethernet cable
Specifications of the LSS7X48SX6S0
Item
Description
Physical specifications
Dimensions (H x W x D): 35.1 mm x 397.2 mm x 430.4 mm (1.38 in. x 15.64 in. x 16.95 in.)
Weight: 3.2 kg (7.05 lb)
Maximum power consumption: 192 W
LSS7X48SX6S0 FAQ
Q1: Is this line board compatible with Huawei S9712 switches? Will there be a bandwidth bottleneck when all 48 ports are running at full load simultaneously?
A1: Fully compatible! Supports the entire S9700 series of high-end switches, with a backplane bandwidth ≥480Gbps. There is no bottleneck when all 48 ports are simultaneously operating at full load (480Gbps total bandwidth), fully meeting high-density access requirements.
Q2: How is the signal stability over a 40km transmission distance when paired with a 10GE ER optical module? Is additional gain equipment required?
A2: Extremely stable! Paired with a 10GE ER optical module, it can directly and stably transmit over 40km with signal attenuation <0.1dB/km. No additional gain equipment is needed. Interference resistance meets EMC Class A standards, with no packet loss or latency fluctuations.
Q3: What are the core differences between this and Huawei's 12-port high-end 10 Gigabit optical port line board (LSS7L12QX6S0)? How to choose?
A3: The core difference lies in port density and application scenarios: The LSS7X48SX6S0 (48 ports, ultra-high density) is suitable for large-scale scenarios with highly concentrated equipment and extremely limited slots; the 12-port model is suitable for medium to high density requirements. Choose the 48-port model if the number of devices is greater than 30, otherwise choose the 12-port model.
Optical Modules Supported by Huawei S Series Switches
