Broadband equipments

DSL TECHNOLOGY

•  Digital Subscriber Line (DSL)  uses the same telephone line as traditional  modem
• Provides simultaneous access to Web and Telephone
• DSL remains  always -on all the time
• On power failure , telephone line is still available like a standard telephone line.

DSL Equipment

        DSL uses two pieces of equipment, one on the customer end and one at the telephone Exchange.  At the customer's location there is a DSL modem. The  DSL Access Multiplexer (DSLAM) is to receive customer connections at the Telephone Exchange.

This  UTStarcom DSLAM  consists of a chassis capable of holding up to 5 ADSL line cards and 2 CONTROL CARDs.Each ADSL line card has 48 ADSL ports.

DSLAM  UTSTAR COM  

Preventive maintenance of  DSLAMs

1.      Daily physical checking the Optical Fiber link between DSLAM and RPR .

2.   Perform following checks at least on  DSLAMs  everyday and take necessary action

      if any  card / equipment is found faulty 

a.      Check the status of control card of DSLAM .

b.      Check the status of all Fans in DSLAM.

c.      Check the status of all cards of the DSLAM. 

3. Check the status of all ports of each card in DSLAM and try to reset the hanged ports in DSLAM

4. Cleaning of DSLAM filter whenever required .

The faulty card may be got replaced with a spare card if available immediately 

Do's and Don'ts for broadband customers

Do's 

1. No phone or Fax should be connected before splitter 
2. Check your usages regularly (once in a month)
3. Please clean your computer virus regularly
4. Please swich off the modem when not in use

Don'ts

       Please do not disclosure your broadband User ID and Password to anybody

NETWORK COMPONENTS

BNG - Broadband Network Gateway
RPR - Resilient Packet Ring
DSLAM - Digital Subscriber Line Access Multiplexer
CPE -  Customer Premises Equipment (modem)