| Производител: | Planet |
| Модел: | SGS-5240-20S4C4XR |
| Интерфейс: |
- 24 x 100/1000BASE-X SFP slots
- 4 x 10/100/1000BASE-T RJ45 copper interfaces, shared with Port-1 to Port-4
- 4 x 10GBASE-SR/LR SFP+ slots, compatible with 1000BASE-SX/LX/BX SFP
- RJ45 to DB9 console interface for switch basic management and setup
- 1 x 10/100BASE-TX Management port
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| Stacking Features: |
- IP Stacking: Connects with stack member via Gigabit TP, SFP and 10G SFP+ interfaces, Single IP address management, supporting up to 16 IP units stacked together
- Hardware Stacking: Virtualized multiple SGS-5240 switch series stacked into one logical device, Connects with stack member via assigned 10G SFP+ interfaces, Single IP address stack management, supporting up to 6 hardware units stacked together, Stacking architecture supports redundant ring mode
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| IP Routing Features: |
- IPv4/IPv6 hardware static routing
- Routing interface provides per VLAN routing mode
|
| Layer 2 Features: |
- Supports VLAN: IEEE 802.1Q tag-based VLAN, Provider Bridging (VLAN Q-in-Q, IEEE 802.1ad) supported, GVRP for dynamic VLAN management, Protocol-based VLAN, MAC-based VLAN, IP subnet-based VLAN, Voice VLAN
- Supports Link Aggregation: 802.3ad Link Aggregation Control Protocol (LACP), Cisco ether-channel (static trunk)
- Supports Spanning Tree Protocol: STP, IEEE 802.1D (Classic Spanning Tree Protocol), RSTP, IEEE 802.1w (Rapid Spanning Tree Protocol), MSTP, IEEE 802.1s (Multiple Spanning Tree Protocol, spanning tree by VLAN), Supports BPDU & root guard
- Port mirroring to monitor the incoming or outgoing traffic on a particular port (many to one)
- Supports G.8032 ERPS (Ethernet Ring Protection Switching)
- Loop protection to avoid broadcast loops
- Link Layer Discovery Protocol (LLDP)
- Compatible with Cisco uni-directional link detection (UDLD) that monitors a link between two switches and blocks the ports on both ends of the link if the link fails at any point between the two devices
|
| Quality of Service: |
- Input and output rate limit per port bandwidth control
- 8 priority queues on all switch ports: IEEE 802.1p CoS/DSCP/IP Precedence, VLAN ID, ACL, Policy-based ingress and egress QoS
|
| Multicast: |
- Supports IPv4 IGMP snooping v1, v2 and v3
- Supports IPv6 MLD snooping v1 and v2
- Querier mode support
- IPv4 IGMP snooping port filtering
- IPv6 MLD snooping port filtering
- MVR (Multicast VLAN Registration)
|
| Сигурност: |
- Authentication: IEEE 802.1x port-based/MAC-based network access authentication, IEEE 802.1x authentication with guest VLAN, Built-in RADIUS client to cooperate with the RADIUS servers, RADIUS/TACACS+ users access authentication, Guest VLAN assigns clients to a restricted VLAN with limited services
- Access Control List: IP-based Access Control List (ACL), MAC-based Access Control List (ACL), Time-based ACL
- DHCP snooping to filter distrusted DHCP messages
- Dynamic ARP Inspection discards ARP packets with invalid MAC address to IP address binding
- IP Source Guard prevents IP spoofing attacks
- IP address access management to prevent unauthorized intruder
|
| Управление: |
- IPv4 and IPv6 dual stack management
- Switch Management Interfaces: Console and Telnet Command Line Interface, HTTP web switch management, SNMP v1 and v2c switch management, SSHv2, SSLv3 and SNMP v3 secure access
- SNMP Management: Four RMON groups (history, statistics, alarms, and events), SNMP trap for interface Link Up and Link Down notification
- Built-in Trivial File Transfer Protocol (TFTP) client
- BOOTP and DHCP for IP address assignment
- System Maintenance: Firmware upload/download via HTTP, Reset button for system reboot or reset to factory default, Dual images
- DHCP Functions: DHCP Relay, DHCP Option 82
- User Privilege levels control
- Network Time Protocol (NTP) and SNTP
- Network Diagnostic: SFP-DDM (Digital Diagnostic Monitor), Cable diagnostic technology provides the mechanism to detect and report potential cabling issues, ICMPv6/ICMPv4 remote ping
- Syslog remote alarm
- System Log
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| Резервирана система за захранване: |
- Redundant 100~240V AC and 36-75V DC dual power
- Active-active redundant power failure protection
- Backup of catastrophic power failure on one supply
- Fault tolerance and resilience
|
| Цвят: | Син |
| Размери: | 440 x 220 x 400 mm |
