TP-Link TL-SG5426 User Guide - Page 123
Creating Trunk Groups
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3 Configuring the Switch CLI - Select the interface, and then enter the required settings. Console(config)#interface ethernet 1/13 Console(config-if)#description RD SW#13 Console(config-if)#shutdown . Console(config-if)#no shutdown Console(config-if)#no negotiation Console(config-if)#speed-duplex 100half Console(config-if)#flowcontrol . Console(config-if)#negotiation Console(config-if)#capabilities 100half Console(config-if)#capabilities 100full Console(config-if)#capabilities flowcontrol 4-116 4-117 4-121 4-118 4-117 4-120 4-119 Creating Trunk Groups You can create multiple links between devices that work as one virtual, aggregate link. A port trunk offers a dramatic increase in bandwidth for network segments where bottlenecks exist, as well as providing a fault-tolerant link between two devices. You can create up to 32 trunks at a time. The switch supports both static trunking and dynamic Link Aggregation Control Protocol (LACP). Static trunks have to be manually configured at both ends of the link, and the switches must comply with the Cisco EtherChannel standard. On the other hand, LACP configured ports can automatically negotiate a trunked link with LACP-configured ports on another device. You can configure any number of ports on the switch as LACP, as long as they are not already configured as part of a static trunk. If ports on another device are also configured as LACP, the switch and the other device will negotiate a trunk link between them. If an LACP trunk consists of more than eight ports, all other ports will be placed in a standby mode. Should one link in the trunk fail, one of the standby ports will automatically be activated to replace it. Command Usage Besides balancing the load across each port in the trunk, the other ports provide redundancy by taking over the load if a port in the trunk fails. However, before making any physical connections between devices, use the web interface or CLI to specify the trunk on the devices at both ends. When using a port trunk, take note of the following points: • Finish configuring port trunks before you connect the corresponding network cables between switches to avoid creating a loop. • You can create up to 32 trunks on a switch, with up to eight ports per trunk. • The ports at both ends of a connection must be configured as trunk ports. • When configuring static trunks on switches of different types, they must be compatible with the Cisco EtherChannel standard. 3-80