Physical ports |
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48 1/10GbE SFP+ and 4 40GbE QSFP+ ports |
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1 RJ-45 out-of-band management port (10/100/1000) |
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1 RJ-45 console port |
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1 USB 2.0 port |
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Performance |
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Switching capacity: 1.28 Tbps |
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Forwarding rate: 960Mpps |
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Latency: 1 microseconds |
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Memory: 2GB |
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Flash: 128MB |
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MAC: 128K |
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Packet buffer: 9MB |
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Jumbo frame: 12K |
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L2 Features |
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Auto-negotiation for port speed and duplex |
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Flow control: IEEE 802.3x & back-pressure |
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Switching mode: store-and-forward |
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Spanning Tree Protocol:
– 802.1D, 802.1w, and 802.1s
– Spanning Tree Fast Forwarding
– Edge port
– Loop guard
– BPDU filter/guard
– Auto Edge
– TCN guard
– Root guard |
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VLANs
– IEEE 802.1Q tagged based
– Port-based (up to 4094 VLANs)
– Private VLAN
– GARP/GVRP/GMRP
– 802.1v protocol VLAN
– Voice VLAN
– MAC-based VLAN
– IP-subnet VLAN
– QinQ |
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VTP v1/v2 |
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Storm control
– Broadcast
– Unknown multicast
– Unknown unicast |
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IGMP snooping
– IGMP snooping v1/v2/v3
– IGMP v1/v2 querier
– IGMP immediate leave |
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Ling Aggregation
– 802.3ad with LACP
– Cisco EtherChannel Like
– Unicast/Multicast traffic balance over trunking port (dst-ip, dst-mac, src-dst-ip, src-dst-mac, src-ip, src-mac) |
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Multi-chassis LAG (MLAG) |
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Link state |
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Port backup |
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QoS |
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Priority queues: 8 queues |
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Scheduling for priority queue: WRR, Strict and hybrid (WRR+Strict) |
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COS: 802.1p, IP Precedence, and DSCP |
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DiffServ |
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Port rate limit |
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Auto VoIP |
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iSCSI optimization |
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Security |
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Static and dynamic port security (MAC-based) |
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802.1x: port-based, MAC-based, auto VLAN assignment, QoS assignment, guest VLAN, unauthenticated VLAN |
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ACL: L2/L3/L4 |
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IPv6 ACL: L3/L4 |
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RADIUS: authentication and accounting (up to 32 servers) |
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TACACS+: authentication (up to 5 servers) |
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HTTPS and SSL (AES 128-cbc, 3ES-cbc, Blowfish-cbc) |
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SSH v1.5/v2.0 (AES 128-cbc, 3ES-cbc, Blowfish-cbc) |
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User name and password: local authentication and remote authentication via RADIUS/TACACS+ |
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Denial of Service control |
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Management IP filtering (SNMP/WEB/Telnet/SSH) |
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MAC filtering |
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IP Source Guard |
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Dynamic ARP inspection (DAI) |
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DHCP snooping |
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Management |
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Industrial command line interface |
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CLI filtering |
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Telnet/SSH |
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Software download/upload: TFTP/Xmodem/FTP |
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Configuration download/upload: TFTP/Xmodem/FTP |
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Dual image supported |
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SNMP v1/v2c/v3 |
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RMON 1, 2, 3 and 9 |
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BOOTP: client/relay |
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DHCP: client/relay/option 82 |
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Auto-Installation |
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Event/error log: local flash and remote server via system log (RFC3164) |
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DNS: client/relay |
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NTP/SNTP |
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LLDP (802.1ab, Link Layer Discovery Protocol) |
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CDP (Cisco Discovery Protocol) version 2 |
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Port mirroring: one to one and many to one |
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sFlow (RFC 3176) |
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IPv6 management:
– IPv4/IPv6 Dual Stack
– ICMPv6
– ICMPv6 redirect
– IPv6 Path MTU Discovery
– IPv6 Neighbor Discovery
– stateless auto-configuration
– manual configuration
– DHCPv6 (client)
– SNMP/HTTP/SSH/Telnet over IPv6
– IPv6 DNS resolver
– IPv6 RADIUS/TACACS+ support
– IPv6 Syslog support
– IPv6 SNTP & NTP
– IPv6 TFTP
– IPv6 Ping |
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Layer 3 features |
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IP Multinetting/CIDR |
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/31 subnets |
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ARP (static: 128 and dynamic 3968) |
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Proxy ARP |
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Local proxy ARP |
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IRDP |
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Static route |
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Unicast Routing: RIP v1/v2, OSPF, BGP4 |
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ECMP (32-way) |
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Multicast Routing: IGMP v1/v2/v3, DVMRP, PIM-DM/-SM |
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VRRP |
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Source IP Configuration |
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Policy-based routing |
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IPv6 Layer 3 features |
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Static route |
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Unicast Routing: RIPng and OSFPv3 |
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Multicast Routing: MLD v1/v2, PIM-DM6/-SM6 |
• |
DHCPv6: relay |
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Datacenter features |
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CN, ETS, PFC, DCBX, FIB snooping |
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VMTracer |
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EVB, IEEE 802.1Qbg |
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SDN |
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Ethernet
Virtual Bridge |
Ethernet Virtual Bridging (EVB, IEEE 802.1Qbg) |
Mechanical |
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Dimension (HxWxD): 44x435x393.7mm |
• |
Weight: 7.83kg/17.31lbs (NET) |
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Environmental
specifications |
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Operating temperature: 0~45°C |
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Operating humidity: 90% maximum relative humidity |
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Electrical |
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Power requirement: 100~240VAC, 50/60Hz |
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Power consumption: 179W (full loading) |
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Environmental |
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Reduction of Hazardous Substances (RoHS) 6 |
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Order information |
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T3048-LY2R (1LY2BZZ000M) (Front to Back) |
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•
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T3048-LY2R (1LY2BZZ000N) (Back to Front)
T3048-LY2R (1LY2BZZ000W) (Front to Back) Bare Metal Switch – Pre-loaded with ONIE
T3048-LY2R (1LY2BZZ000X) (Back to Front) Bare Metal Switch – Pre-loaded with ONIE |
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