Reset Cisco Prime Infrastructure GUI password
Run the following command to reset PI root GUI password vprime3one/admin# ncs password root password password!ha
Infrastructure MFP – Part 2
To prevent attacks using broadcast frames, access points supporting CCXv5 will not emit any broadcast class 3 management frames (such […]
802.1X – EAP-PEAP
Wireshark packet capture – logic Request Identity Identity Response Request TLS EAP I’m doing EAP-PEAP Client hello Server hello cert […]
Intersubnet Roaming
Intersubnet Roaming – This figure shows intersubnet roaming, which occurs when the wireless LAN interfaces of the controllers are on […]
Intercontroller Roaming
Intercontroller Roaming – This figure shows intercontroller roaming, which occurs when the wireless LAN interfaces of the controllers are on […]
Intra controller roaming
When the wireless client moves its association from one access point to another, the controller simply updates the client database […]
BLOCK ACK
Block Acknowledgment In the 802.11 MAC as it was originally specified in 1997, every frame required a positive acknowledgment. Each […]
Frame Changes 802.11n
The 802.11 data frame is only slightly changed by 802.11n. Figure 5-1 shows the format of an 802.11 Data frame […]
802.11 PHY Layer – Carrier Sense/Clear Channel Assessment (CS/CCA)
Carrier Sense/Clear Channel Assessment (CS/CCA) If the station is not currently transmitting or receiving, it listens and senses the channel […]
802.11 MAC Sublayer format
General 802.11 MPDU Format The technical term for an 802.11 frame is an 802.11 MAC Protocol Data Unit (MPDU) MAC […]