Nortel Networks Circuit Card - Manual (Page 33)

Overview Page 33 of 906
Circuit Card Description and Installation
• ringing signal on/off
• message waiting lamp on/off
Maintenance data is data relating to the configuration and operation of the
IPE card, and is carried on the card LAN link. Some examples of maintenance
data include:
• polling
• reporting of self-test status
• CP initiated card reset
• reporting of card ID (card type and hardware vintage)
• reporting of firmware version
• downloading line interface unit parameters
• reporting of line interface unit configuration
• enabling/disabling of the DS-30X network loop bus
• reporting of card status or T1 link status