Issue
Network 8000 Ethernet networks experiencing the following symptoms should be upgraded:
- GCM panels reporting repeated off-line / on-line messages
- NIM lock-ups requiring power cycling to recover
- Loss of global data sharing with Network 8000 (RNET and SNET transmissions fail)
Product Line
TAC IA Series
Environment
- Network 8000 GCM Ethernet NIM, part number GCM-ETH-001
- Network 8000 GCM-86000 Series controller (GCM-86120, GCM-86110, LNC-100, SIM-CCN, SIM-MTECH, SIM-YORK, SIM-TRANE)
- 802.3U Ethernet (100 Mbps) or 802.3z gigabit Ethernet (1000 Mbps) backbone network
Cause
Ethernet NIM performance was enhanced in revision 11.2T.
Resolution
Upgrade all NIMs on the network to firmware revision 11.2T, with the single exception of any with revision 11.2P firmware.
Click here to see Announcement 01-105 for more details.
For details on the REVISED Flash clear procedure, see the NIM Networking and Configuration Guide, F-25955-4, Chapter 2, section titled "Special NIM Address Switch Functions".
Click here to see the procedure.
Please reference Verifying the current firmware revision of a Network 8000 GCM and if an upgrade kit is available regarding Network 8000 firmware, including current revisions and upgrade kit part numbers.
