QCT T1048-LB9 Specifications
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Physical ports |
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48 10Base-T/100Base-TX/1000Base-T ports |
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4 1GbE/10GbE dual speed SFP+ slots |
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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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Performance |
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Switching capacity: 176Gbps |
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Forwarding rate: 131Mpps |
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Memory: 512MB |
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Flash: 32MB |
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MAC: 32K |
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Packet buffer: 4MB |
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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 4k VLANs; 3965 user configurable VLANs) – 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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Private VLAN |
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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 Liked – 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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Link state |
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Port backup |
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QoS |
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Queues per port: 8 queues |
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QoS queue management using Weighted Round Robin (WRR), Strict Priority (SP) and hybrid (WRR+SP) |
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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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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, 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 (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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HTTP/HTTPs |
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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 backup 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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Event/error log: local flash and remote server via system log (RFC3164) |
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DNS: client/relay |
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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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UDLD |
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Port mirroring: one to one and many to one |
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sFlow (RFC3176) |
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Auto-Installation |
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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 – IPv6 TFTP – IPv6 Ping |
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Layer 3 features |
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CIDR |
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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 |
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ECMP |
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Multicast Routing: IGMP v1/v2/v3, DVMRP, PIM-DM/-SM |
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IGMP proxy |
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VRRP |
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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 |
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Mechanical |
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Dimension (HxWxD): 42.8x435x393.7 mm |
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Weight: 7.15kg(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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Environmental |
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Reduction of Hazardous Substances (RoHS) 6 |
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Order information |
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T1048-LB9 (1LB9BZZ0STE) (Front to rear) |
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T1048-LB9 (1LB9BZZ0STF) (Rear to front) |
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Warranty |
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Limited lifetime warranty |
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