Procedure 6-Standard Upgrade, 2-Core Card Set - Cisco MGX 8220 Installation And Configuration Manual

Appendix C Firmware Upgrade and Downgrade Procedures
Step 5 For all SMs, set the start and end addresses in Flash memory where the boot code file will be written.
a.
b.
c.
d.
e.
For all SMs
Step 6
a.
b.
c.
d.
Enter the dsptotals command for all primary and stand-alone SMs.
Step 7
Use this step to examine the number of lines, ports, and channels after the upgrade or downgrade. The
values can be compared to those before the download and, therefore, it can be established that the
configuration has remained the same. Restore the ASC and SM configurations if necessary.
Procedure 6—Standard Upgrade, 2-Core Card Set
Procedure 6 is used for 1.2.x to 4.y, and 2.3.x to 4.y.
Save the current ASC configuration. Perform this step for the ASC prior to upgrading the firmware.
Step 1
First reset the card, then use TFTP get to save the card's current configuration in the workstation.
tftp shelf
tftp> bin
tftp> get AXIS_ASC_ACTIVE.BR
Save the current service module (SM) configuration for each primary and stand-alone SM. Perform this
Step 2
step for the SM prior to upgrading the firmware.
First reset the card, then use TFTP get to save the card's current configuration in the workstation.
tftp shelf
tftp> bin
tftp> get AXIS_SM_1_<slot>.PRI.<service password>
Enter the dspadrcxat command. Note the value of the ConnNumOfValidEntries parameter.
Step 3
This value indicates the number of connections. This command is run again at the end of the procedure
to ensure that the number of connections did not change.
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Enter the flashStartAddr and flashEndAddr commands to start the Flash memory file at
0xbfc00000 and end it at 0xbfc80000
shelf.1.<slot>.<type><a|s>flashStartAddr = 0xbfc00000
shelf.1.<slot>.<type>.<a|s>flashEndAddr = 0xbfc80000
Enter the tftp put <SM_BT_file> AXIS_SM_1_$slot.FW command.
Enter the chkflash command. This command calculates and compares the Flash checksum to verify
whether the boot code is correct.
Enter the version command. This command displays the version of the boot code currently stored
in Flash memory. This step downloads new firmware into the ASC.
Enter the resetsys command.
Enter the tftp put <SM_FW_file> AXIS_SM_1_$slot/0.FW command.
Check the file size of the downloaded firmware. Use this step to check that the firmware was
downloaded successfully to the ASC disk.
Enter the dspfwrevs command. This command displays the current firmware revisions.
Enter the dspadrxlat command to ensure that the number of connections is correct.
Standard Upgrade and Downgrade Procedures
Cisco MGX 8220 Installation and Configuration
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