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Chapter 1: Introduction
1-8
9A656-04 and 9A600 Configuration Guide
2.
The 9A656-04 activates ILMI 4.0, which allows auto configuration. This makes the
9A656-04 capable of using any version of ILMI (3.0, 3.1, or 4.0) that a User, other ATM
switch, or ATM Access device may be using when communicating with the system. Each
interface will become a UNI, IISP or PNNI connection automatically.
3.
The 9A656-04 runs the LEC election algorithm. If this module is elected it creates a LAN
Emulation Client (LEC) that is used for management purposes. This LEC then goes
through the following substeps:
a.
The 9A656-04 attempts to detect LANE services. It will continue to perform this task
every ten seconds until it receives a response.
b.
The 9A656-04 attempts to establish a connection with the well-known LAN Emulation
Configuration Server (LECS).
c.
Once a connection is established with the LECS, the 9A656-04 joins the default ELAN.
If management functions are performed via a different ELAN, Local Management
allows the user to specify the ELAN to which the LEC will belong.
4.
If there are multiple 9A656-04s in the chassis, an election process occurs where one of the
modules is elected to handle all management requests to the SmartSwitch 9500 chassis.
5.
The 9A656-04 begins switching traffic. Connections and their bandwidth requirements are
accepted on a first come, first served basis.
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