Lucent Technologies 555-233-115 User Manual

Page of 502
DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r  
555-233-115  
Issue 1
April 2000
Upgrading R5si/R6si to R8r EPN and Adding Memory 
3-12
Release 5/6si to Release 8r 
3
Follow Routine Preventive Maintenance
1. During the upgrade, follow routine preventive maintenance procedures on 
the system to be upgraded. For more information, refer to the “Preventive 
Maintenance” section in 
DEFINITY Enterprise Communications Server 
Release 8 Maintenance for R8r.
Label Cables
1. To make reconnecting the cables simpler and more reliable, label every 
connector cable associated with the system.
Check Link Status
1. Type display communication-interface links and press 
Enter
2. Make note of all enabled links.
3. Type status link <number> and press 
Enter
.
4. Check the following items and note which links are in-service. You will 
need this information after the upgrade.
PPP links
Audix links
ISDN
BX25
Ethernet
5. Repeat steps 3 and 4 for each enabled link.
Disable TTI
!
CAUTION:
If you do not disable the TTI, the translations can be corrupted.
1. Make sure the ISDN is in service. If not, attempt to busy out and release 
the ISDN D-channel/link. This will bring the ISDN trunks back into service.
2. Type change system-parameters features and press 
Enter.
 
3. On the second screen, set the 
Enabled?
 field to n to de-activate the TTI 
feature.