2. Definition & descriptionDefinition & description
• WHAT IS WIRELESS LOCAL
LOOP?
The local loop is the physical
link or circuit ,
It Connects the customer to the
service provider
3. The local loopThe local loop
Dial tone
Central Office
Twisted Pair
4. How phone call works in WLL ?How phone call works in WLL ?
Dial tone - Central office –
Twisted pair
local number - same procedure
Std number – various other
switches used to reaching its
destination
6. How WLL is different thenHow WLL is different then
Cellular ?Cellular ?
• CELLULAR
IT ’S a mobile technology
Advantage- Universal
coverage
Modest Voice Quality
7. Now WLLNow WLL
It ‘s a landline technology
Voice quality high than
Cellular
Advantages – Fax ,Modem
Communication ,Public call
office
8. Types of WLLTypes of WLL
WLL with limited mobility
WLL with Fixed line