D-Link DES-3550 Product Manual - Page 54

xStack® DES-3500 Series Layer 2 Stackable Fast Ethernet Managed Switch User Manual LACP Port Setting The LACP Port Setting window is used in conjunction with the Link Aggregation window to create port trunking groups on the Switch. Using the following window, the user may set which ports will be active and passive in processing and sending LACP control frames. To view this window, click Configuration > LACP Port Setting. Figure 6- 11. LACP Port Settings window The user may set the following parameters: Parameter Description From/To Mode A consecutive group of ports may be configured starting with the selected port. Active - Active LACP ports are capable of processing and sending LACP control frames. This allows LACP compliant devices to negotiate the aggregated link so the group may be changed dynamically as needs require. In order to utilize the ability to change an aggregated port group, that is, to add or subtract ports from the group, at least one of the participating devices must designate LACP ports as active. Both devices must support LACP. Passive - LACP ports that are designated as passive cannot initially send LACP control frames. In order to allow the linked port group to negotiate adjustments and make changes 39