Troubleshooting guide

Advanced System Diagnostics and Troubleshooting Guide 117
Index
Symbols
"e" series 13, 59, 101
"hitless" MSM failover 21, 39
"i" series 13
"inferno" series 13
A
active backplane (Alpine systems) 22
active tests 50
Alpine hardware architecture 22
Alpine systems
active backplane 22
I/O module architecture 22
SMMi processor module 22
ASICs 28
automatic system dump 45
B
backplane
active 22
passive 17
backplane health check (BlackDiamond only) 70
BlackDiamond
backplane 17
hardware architecture 16
I/O modules 18
MSM
MSM-3 21, 39
redundancy 20
C
cable diagnostics
"e" series switches 101
"i" series switches 96
checksums
checksum error defined (table) 26
defined (table) 26
packet memory 28
severity level
CRIT 34
WARN 34
switch fabric 25
control bus. See slow path
conventions
notice icons, About This Guide 9
text, About This Guide 10
CPU health check
packet type descriptors 34
system health check test 70
CPU subsystem
backplane health check 51
CPU health check test 51
diagnostic processing (figure) 28
CRC, Ethernet 25
CRIT 34
critical task exception 40, 41
Cyclical Redundancy Check. See CRC
D
data path. See also PBUS and fast path
DIAG 34
diagnostics
active tests 50
extended 57
FDB scan 25, 88
invasive 50
memory mapping 53
memory scanning 53
non-invasive 50
passive test 50
slot-based system hardware tests 13
switch fabric checksums 25
transceiver check 25
dump, system memory 45
E
EDP 34
errored cell correction 54
errors
systematic, permanent 30
systematic, soft-state 30
transient 30
Ethernet CRC 25
EXT 34
Extreme Knowledge Base 116
Extreme Virtual Information Center (VIC) 116
ExtremeWare Error Message Decoder 115
F
fabric checksums