Zhone Technologies IMACS-200 - Manual (Page 121)

General Features 4-37
IMACS-200 General Features Host Software Upgrade Procedure
In Errors
The In Errors field shows the number of packets received by the local system which had errors
and were discarded as faulty.
Out Packets
The Out Packets field shows the number of packets sent by the local system.
Out Octets
The Out Octets field shows the number of bytes sent by the local system.
Out Discards
The Out Discards field shows the number of packets sent by the local system which were
unable to be processed and therefore discarded. This is likely due to an over-messaging or
resource issue.
Out Errors
The Out Errors field shows the number of packets sent by the local system which had errors
and were discarded as faulty.
4.8 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.
The preferred upgrade method is using tftp protocol. The estimated time to upgrade an
IMACS-200 with xmodem is 1.5 hours, whereas upgrading the unit with tftp takes
approximately 5 minutes.
4.8.1 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
• The next available Host software on disk or loaded into laptop computer