Specifications

4-20 General Features
Model No.
Running Head
Host Software Upgrade Procedure IMACS-200 General Features
Sessions Closed
The Sessions Closed field shows the total number of sessions that were closed by the local
system with the network host.
TX Wait for Buffer
The TX Wait for Buffer field shows the total number of transmissions that were delayed by
the local system for free memory in the buffer.
4.3.6.5 SNMP Parameters
The TELNET parameters also appear in the fourth Network Statistics Screen (Figure 4-9).
They are described below.
PDUs Sent
The PDUs Sent field shows the number of Protocol Data Units sent from the local system. A
Protocol Data Unit is a data object exchanged by protocol drivers, usually containing both
protocol control information and user data.
Traps Sent
The Traps Sent field shows the total number of SNMP traps that were transmitted by the local
system to the network host.
4.4 Host Software Upgrade Procedure
This section provides procedures for upgrading Integrated Access System host software. The
procedures for upgrading from 1.0.0 to the next release.
The host software is stored in flash memory facilitating download of future software releases
to the IMACS-200.
4.4.1 Equipment Requirements
Following are the equipment requirements for host software upgrade.
• IMACS-200 equipped with latest host software
• Laptop computer running Windows OS
• Serial port cable to connect to the TERM port on the Integrated Access System