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Category Archives: wireless network
CSMA/CD and full duplex for wireless? It could be coming
The problem with existing wireless communications is that once a device starts transmitting, it doesn’t know if another device has transmitted at the same time until it has finished transmitting. This may be the solution to evercome that Continue reading
CCNA Certification Changes 2013 Summary
On 26 March 2013, Cisco announced new CCNA certifications.. Here is my interpretation of the changes. In a nutshell ICND1 is now considerably harder, absorbing much of the ICND2 content (IPv6, ACLs, VLANs and OSPF) while ICND2 seems to be … Continue reading
Posted in 802.1ad, 802.3ad, 802.3ax, ACL, CCNA, Certifications, Cisco, EIGRP, Etherchannel, ICND, ICND1, ICND2, IPv6, New CCNA certification, New Cisco certifications, opinion, OSPF, portfast, rant, rapid spanning-tree, RIP, Routing, spanning-tree, VLANs, VLSM, VTP, wifi, wireless network
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Apple’s deeply buried airport command
I wanted to check which wireless AP my new Mac had connected to, so I entered the command: airport -I …but it didn’t work! I’d become so used to using this on my MBP that I’d forgotten that this command … Continue reading
Finding the BSSID of the Access Point your Macintosh is connected to
I have three APs in my house (upstairs, downstairs and in my lady’s chamber;)) and in following the principles of good networking design, I have given them all the same SSID. Trouble is, when I move from upstairs to downstairs … Continue reading
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