Product Introduction

Centec CTC7132, built-in ARM-Cortex A53, clocked at 1.2GHz;
Supports 24 Gigabit Ethernet ports, 24 10 Gigabit optical ports (850nm multimode), 1 Gigabit management Ethernet port, 1 management serial port;
Supports 1 Fast Ethernet health management port: used for reporting device port status, voltage, current, temperature, and other information;
Internal connectors feature locking mechanisms, providing excellent reinforcement characteristics, stability, and reliability, suitable for use in harsh environments;
100% domestic production and autonomous control;
Supports Layer 3 switching functions.

Figure 1-1 Product Physical Diagram

Product Specifications

Specification Item

Specification Content

CPU

Centec CTC7132, built-in ARM-Cortex A53 1.2GHz

Switch Chip

Centec CTC7132

Memory

1GB

Storage

8GB eMMC

Operating System

Linux version 4.19.88

Network Interfaces

24 10M/100M/1000M adaptive electrical ports, brought out via reinforced connectors;

24 10 Gigabit optical ports (850nm multimode), brought out via MT fiber;

1 Gigabit management Ethernet port, brought out via reinforced connector;

Other Interfaces

1 debug serial port, brought out via reinforced connector;

1 Fast Ethernet health management port, brought out via reinforced connector;

1 USB interface, for firmware upgrade;

Indicators

Indicator control signals, brought out via reinforced connectors;

Power Supply

Input Voltage: 12V;

Power Consumption

＜60W

Mechanical Structure

Dimensions: 220X270mm

Environment

Commercial Grade:

Operating Temperature: 0℃～+60℃; Storage Temperature: -40℃～+85℃;

Industrial Grade:

Operating Temperature: -40℃～+75℃; Storage Temperature: -40℃～+85℃;

Product Models
Block Diagram

Figure 4-1 Block Diagram

Table 4-1 Key Component Information Table

Type

Configuration

Technical Specifications

Core Chips

Switch Chip

Centec CTC7132, built-in CPU

Single-port Fast Ethernet PHY chip

YT8512H

Single-port Gigabit Ethernet PHY chip

YT8521SH

Eight-port Gigabit Ethernet PHY chip

YT8618

MCU

Health management, board status reporting

Optical Modules

6 four-port 850nm multimode 10 Gigabit optical modules

Software Features

Feature Category

Feature Item

Software Features

Basic Features

Supports MAC learning, aging

Supports VLAN (IEEE 802.1Q)

Supports QinQ

Supports Link Aggregation (Static, LACP)

Supports LLDP

Supports Port Mirroring

Supports Port Rate Limiting

Supports Port Statistics

IP Services

Supports ARP

Supports DHCP Server

Supports IPv4 ECMP

Supports NTP, PTP protocols (TC mode)

IP Routing

Supports IPv4 Static Routing

Supports RIP

Supports OSPF

Multicast

Supports IGMP Snooping

Supports IGMP (v1/v2/v3)

Supports PIM SM, PIM DM

Reliability

Supports STP (802.1D)

Supports RSTP (802.1W)

Supports MSTP (802.1S)

Supports ERPS (G.8032)

Supports Loop Detection

Security Features

Supports ACL

Supports management ACL

Supports Port Isolation

Supports Port Security

Supports 802.1X Authentication

Supports Storm Control

Supports Administrator Password Protection, Hierarchical Access

Supports uRPF

Supports SSH

Supports BPDU Guard

Supports Root Guard

Supports Loop Guard

Supports IP Source Guard

Supports MAC Address Learning Limit

Supports MAC-Flapping Detection

Supports Link-Flapping Detection

QoS Features

Supports traffic classification based on L2/L3/L4 protocol header fields Supports CAR (Committed Access Rate) traffic limiting Supports 802.1P/DSCP priority re-marking Supports queue scheduling methods such as SP, WRR, SP+WRR Supports traffic policing and traffic shaping Supports matching L2, L3, L4, and IP 5-tuple for replication, forwarding, and discarding

Configuration and Maintenance

Supports out-of-band management and configuration

Supports SNMP protocol (v1/v2/v3)

Supports CLI configuration and management based on Telnet, SSH

Supports web-based configuration and management

Supports uploading and downloading configuration files via FTP/TFTP/SFTP

Supports online software upgrade via FTP/TFTP/SFTP

Supports CPU utilization display and alarming

Supports Memory utilization display and alarming

Supports device temperature, power status display and alarming

Supports log, alarm, debug information management

Performance

Number of VLANs

4094

MAC Table Capacity

32K

ARP Table Capacity

Routing Table Capacity

Layer 2 Multicast Table Entries

1000

IGMP Table Capacity

1000

Layer 3 Multicast Table Entries

256

STP Convergence Time

<30s

RSTP/MSTP Convergence Time

<1s

ERPS Convergence Time

<50ms

Forwarding Performance

Switching Capacity: 880 Gbps

Packet Forwarding Rate: 540 Mpps

Packet Latency: <10μs

Boot Time

<60s