Cisco and Networking Acronyms
- VLAN - Virtual lan
- 802.1q
WiFi - Wireless Fidelity
- WPA2 (WPA is an 802.11i)
- AES - Encryption
- 802.1x (NAC)
- 802.11 b g n a
- WPA2 (WPA is an 802.11i)
- MPLS - Multiprotocol Label Switching
- VRF - Virtual routing and forwarding
- VRF lite (VRFs without MPLS)
- VRF - Virtual routing and forwarding
- QOS
- policy
- Nexus
- Enable individual features in software
- feature lacp
- feature vpc
- vPC (virtual port channel)
- Rules
- forward a frame received on a member link out any other member link
- VPC peer link - only used during failure of member link to reach matching member link.
- Gotcha:
- peer link and OSPF device on vlan, sends ospf traffic to wrong peer(multicast mac) and it is not allowed to forward it to correct peer.
- Gotcha:
- peer-keepalive link, keep separate from vPC link, to detect failure and prevent loops.
- Rules
- fex (Fabric extender)
- port-channel
- LACP, 802.3ad, 802.1ax, Cisco Etherchannel, NIC teaming
- LACPDU frames to ensure correct bonding.
- LACP, 802.3ad, 802.1ax, Cisco Etherchannel, NIC teaming
- Enable individual features in software
...