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Port link aggregation technology or port-channel architecture used primarily on Cisco switches. It allows grouping of several physical Ethernet links to create one logical Ethernet link for the purpose of providing fault-tolerance and high-speed links between switches, routers and servers.
Cisco Nexus VPC - best practices - SharonTools. Sharontools.com flaps on vPC interconnecting the NEXUS 5000 to NEXUS 7000. If user absolutely wants to use the same domain-id on both vPC domains, then knob system-mac(under vPC domain configuration context) must be used to force different vPC system-mac values. vPC system-mac and vPC local system-mac are both used in the LACP protocol as the ...
1000v supports up to eight active links in a port-channel. With LACP, there can be 8 active and 8 standby links. There are a series of compatibility checks that are done before an interface can join a port-channel.
The Cisco Nexus® 3048 Switch (Figure 1) is a line-rate Gigabit Ethernet top-of-rack (ToR) switch and is part of the Cisco Nexus 3000 Series Switches portfolio. The Cisco Nexus 3048, with its compact one-rack-unit (1RU) form factor and integrated Layer 2 and 3 switching, complements the existing Cisco Nexus family of switches. This
• Architektur der Nexus-Produktfamilien 9000, 7000, 5000 und 2000 • Netzwerkdesign mit Nexus Switches (Rechenzentrum, LAN/WAN) • NX-OS Software-Architektur und NX-OS im Vergleich zum IOS • Virtual Device Context (VDC), Management und Monitoring • Ethernet Switching und Routing (FHRPs, EIGRP, OSPF)
The configuration that you apply to the member ports affects only the member port where you apply the configuration. LACP does not support half-duplex mode. Half-duplex ports in LACP port channels are put in the suspended state. You must remove the port-security information from a port before you can add that port to a port channel. May 07, 2012 · A Nexus 2000 series switch, often referred to as a fabric extender or FEX, relies entirely upon its parent Nexus 5000 or 7000 switch for all forwarding. Using the topology below as a reference, for host A to send a packet to host B, that packet must be sent up to the parent Nexus 5000 for a forwarding decision to be made and then back down to ... vPC system-mac and vPC local system-mac are both used in the LACP protocol as the LACP system ID 2. Spanning tree ports configuration. 3. LACP mode active-active (on both sides of the port-channel) is the recommended configuration 4. If the downstream access switch is a not a Cisco Nexus device, disable the LACP graceful-convergence option. Table 5: Port Channels with LACP Enabled and Static Port Channels Configurations Port Channels with LACP Enabled Static Port Channels Protocol applied Enable globally. Not applicable. Cisco Nexus 3548 Switch NX-OS Interfaces Configuration Guide, Release 9x...