Cisco NX-OS: Difference between revisions
No edit summary |
|||
| (One intermediate revision by the same user not shown) | |||
| Line 1: | Line 1: | ||
==General | =Summary= | ||
Cisco NX-OS is a network operating system developed by Cisco Systems, designed specifically for Cisco’s data center networking hardware, including switches and routers in the Nexus and MDS product lines. It is optimized for high performance, scalability, and reliability, making it suitable for enterprise and service provider environments requiring advanced data center solutions. | |||
=General= | |||
===Show Interfaces=== | ===Show Interfaces=== | ||
| Line 8: | Line 12: | ||
===Add an Allowed VLAN to an Interface=== | ===Add an Allowed VLAN to an Interface=== | ||
''Don't forget '''add''', unless you want to blow away all existing VLANs allowed on the interface'' | ''Don't forget '''add''', unless you want to blow away all existing VLANs allowed on the interface'' | ||
interface | interface e 1/25 | ||
switchport trunk allowed vlan add 1635 | switchport trunk allowed vlan add 1635 | ||
| Line 18: | Line 22: | ||
==Virtual Port | =Virtual Port Channel= | ||
vPC (Virtual Port Channel) is a technology that allows two Cisco Nexus switches to appear as a single logical switch to connected devices. This enables enhanced redundancy, load balancing, and seamless failover while maintaining high availability in a data center network. | |||
===Show vPC Info=== | ===Show vPC Info=== | ||
Latest revision as of 22:15, 21 January 2025
Summary
Cisco NX-OS is a network operating system developed by Cisco Systems, designed specifically for Cisco’s data center networking hardware, including switches and routers in the Nexus and MDS product lines. It is optimized for high performance, scalability, and reliability, making it suitable for enterprise and service provider environments requiring advanced data center solutions.
General
Show Interfaces
show int status
show int description
Add an Allowed VLAN to an Interface
Don't forget add, unless you want to blow away all existing VLANs allowed on the interface
interface e 1/25 switchport trunk allowed vlan add 1635
Show MAC Table for a VLAN
show mac address-table vlan 3
Clear an Entry from the MAC Table
clear mac address-table dynamic address c0c5.20a3.3f25
Virtual Port Channel
vPC (Virtual Port Channel) is a technology that allows two Cisco Nexus switches to appear as a single logical switch to connected devices. This enables enhanced redundancy, load balancing, and seamless failover while maintaining high availability in a data center network.
Show vPC Info
show vpc br
Show vPC Inconsistencies
show vpc consistency-parameters vpc 7
vPC Config
Example:
interface port-channel2 description ResNet1 switchport mode trunk switchport trunk allowed vlan 163,171,220,230,241-246,2100-2117,2360 mtu 9216 vpc 2