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
3-12Release 5/6si to Release 8r
3
Follow Routine Preventive Maintenance
1. During the upgrad e, follow routine preventive maintenance p rocedures on
the system to be upgrad ed. 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 simp ler and more reliable, lab el every
connector cab le 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 Ente r.
4. Check the following items and note which links are in-service. You will
need this information after the upg rade.
■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 c an be corrupted .
1. Make sure the ISDN is in service. If not, attempt to bu sy out and release
the ISDN D-channel/link. This will bring the ISDN trunks bac k 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.