48-port GbE Smart Managed PoE Switch ยี่ห้อ ZYXEL รุ่น GS1920-48HPv2

Standard Compliance

• IEEE 802.3u 100BASE-TX Ethernet*
• IEEE 802.3ab 1000BASE-T Ethernet*
• IEEE 802.3z 1000BASE-X*
• IEEE 802.3af PoE*
• IEEE 802.3at PoE Plus*
• IEEE 802.3az EEE*
• IEEE 802.3x flow control
• IEEE 802.1AB LLDP/LLDP-MED
• IEEE 802.3ad LACP aggregation*
• IEEE 802.1D Spanning Tree Protocol (STP)*
• IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)*
• IEEE 802.1s Multiple Spanning Tree Protocol (MSTP)
• IEEE 802.1Q VLAN tagging
• IEEE 802.1p Class of Service (CoS) prioritization*
• IEEE 802.1X port authentication*

Resilience and Availability

• IEEE 802.1D Spanning Tree Protocol (STP)*
• IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)*
• IEEE 802.1s Multiple Spanning Tree Protocol (MSTP)
• IEEE 802.3ad LACP (Max # Trunks/Links per Trunk): 8/8*
• Loop guard*
• ErrDisable recovery
• MRSTP (Zyxel proprietary)
• Dual configuration files
• Dual images

Traffic Control

• 802.1Q Static VLANs*/Dynamic VLANs: 1K/4K
• Port-based VLAN*
• Protocol-based VLAN
• VIP Subnet-based VLAN
• MAC-based VLAN
• Private VLAN
• Voice VLAN*
• VLAN ingress filtering
• LACP algorithm of source/destination MAC/IP
• GVRP
• L2PT

Security

• 802.1X*
• Port security*
• Layer 2 MAC filtering
• Layer 3 IP filtering
• Layer 4 TCP/UDP socket filtering
• Static MAC forwarding
• Multiple RADIUS servers*
• Multiple TACACS+ servers
• 802.1x VLAN and 802.1p assignment by RADIUS
• Login authentication by RADIUS*
• Login authentication by TACACS+
• TACACS+ accounting
• Authorization on RADIUS*
• Authorization on TACACS+
• SSL*
• MAC freeze
• DHCP snooping IPv4*
• DHCP snooping IPv6
• ARP inspection
• Static IP-MAC-Port binding
• Policy-based security filtering
• Port isolation
• IP source guard
• MAC search
• Guest VLAN*
• ACL packet filtering (IPv4/IPv6)*
• CPU protection
• Interface related trap enable/disable (by port)
• IPv6 duplicated address detection (DAD)

Quality of Service (QoS)

• No. of hardware queues per port: 8*
• 802.1p queuing methods: SPQ, WRR, WFQ*
• Storm control: broadcast, multicast, unknown unicast (DLF)*
• Port-based rate limiting(ingress/egress)
• Rate limiting per IP/TCP/UDP per port
• Policy-based rate limiting
• 802.3x flow control
• 802.1p Class of Service (SPQ, WFQ, SPQ/WFQ combination capable)
• DiffServ (DSCP)

Specifications

• 48 x GbE PoE RJ-45 ports
• 4 x GbE combo ports
• 2 x GbE SFP slots
• PoE power budget: 375 W