We help IT Professionals succeed at work.

Difference between SSID and BSSID

In WLAN what is the differecne between SSID and BSSID?
Comment
Watch Question

Commented:
Basic Service Set Identification. The BSSID is the identifying name of an ad-hoc wireless network. BSSID is one type of SSID (the other being ESSID).

Commented:
A Service Set is a group of devices associated with a wireless LAN
A Service Set Identifier (SSID) is the name that identifies the service set (see above)
A Basic Service Set (BSS) is the grouping of an access point and all associated stations (wireless clients)
A BSSID is the identifier (name/description) that identifies the BSS
Commented:
SSID is the user friendly way to recognize a wireless network. SSID identify the Extended Service Set; which is the entire network, wether it is one or serveral APs.
BSSID is a 48-bit identifyer used in the network packets send to direct it to the AP the station is connected to. Created of the MAC address of the AP, and is used to identify the AP
in ad-hoc networks - the BSSID is random number (there are no AP in Ad-hoc networks, or IBSS)