Panasonic 1200N User Manual
Glossary
Centillion 1200N ATM Switch User Manual
B-5
NTP 297-8103-903
AIMUX
ATM Inverse Multiplexing: A device that allows multiple T1 or E1
communications facilities to be combined into a single broadband facility for the
transmission of ATM cells.
communications facilities to be combined into a single broadband facility for the
transmission of ATM cells.
AIR
Additive Increase Rate: An ABR service parameter, AIR controls the rate at which
the cell transmission rate increases. It is signaled as AIRF, where AIRF =
AIR*Nrm/PCR.
the cell transmission rate increases. It is signaled as AIRF, where AIRF =
AIR*Nrm/PCR.
AIRF
Additive Increase Rate Factor: Refer to AIR.
AIS
Alarm Indication Signal: An all ones signal sent down or up stream by a device
when it detects an error condition or receives an error condition or receives an error
notification from another unit in the transmission path.
when it detects an error condition or receives an error condition or receives an error
notification from another unit in the transmission path.
Alternate Routing
A mechanism that supports the use of a new path after an attempt to set up a
connection along a previously selected path fails.
connection along a previously selected path fails.
ALT
Alternative Access Providers to the local telephone network i.e., Teleport.
AMI
Alternative Mark Inversion: The line-coding format in T-1 transmission systems
whereby successive tones (marks) are alternately inverted (sent with polarity
opposite that of the preceding mark).
whereby successive tones (marks) are alternately inverted (sent with polarity
opposite that of the preceding mark).
Ancestor Node
A logical group node that has a direct parent relationship to a given node (i.e., it is
the parent of that node, or the parent's parent...).
the parent of that node, or the parent's parent...).
ANI
Automatic Number Identification: A charge number parameter that is normally
included in the Initial Address Message to the succeeding carrier for billing
purposes.
included in the Initial Address Message to the succeeding carrier for billing
purposes.