NEC IP8800/S6300 User Manual
1.
Overview
7
1.3
Functional Failure Analysis Overview
The overview of functional failure analysis for this system is shown in the table below.
Some communication failure in the lower layer may cause the communication failure in the upper layer, check the
items in the lower layer as well.
items in the lower layer as well.
Table 1-3: Functional Failure Status and Reference
Item
Subitem
Reference
Forgot login password
Forgot login user password
Forgot system administrator password
Problems on MC
"MC:--------" is displayed
"MC not found." is displayed
Problems on operation terminal
Console input/display disabled
Remote login disabled
Login authentication disabled
Command acceptance disabled
Network interface communication
failure
failure
Ethernet port communication failure
BSU communication failure
[IP8800/S6700]
[IP8800/S6700]
10BASE-T/100BASE-TX/1000BASE-T
communication failure
communication failure
1000BASE-X communication failure
10GBASE-R communication failure
Communication failure while PoE is
functioning
functioning
Link aggregation failure
Layer 2 network communication
failure
failure
VLAN failure
Spanning tree failure
Ring Protocol failure
IGMP snooping disabled
MLD snooping disabled
IPv4 network communication
failure
failure
Communication disabled
DHCP disabled
Dynamic DNS disabled