Verilink WANsuite 5130 (34-00298.L) Product Manual - Manual (Page 227)

F r o n t P a n e l L C D I n t e r f a c e 5-9
CRCES Sets the Cyclic Redundancy Check Errored Seconds (CRCES) threshold. A
CRC is a method of confirming the integrity of received data.
BES Sets the Bursty Error Seconds (BES) threshold. A BES is a 1-second period
during which at least more than one but fewer than 320 CRC6 errors
occurred.
LOFC The Loss of Frame Count (LOFC) represents the number of time a loss of
frame is declared. A loss of frame is declared after 2.5 seconds of continuous
loss of signal or OOF.
Maintenance Menu
The MAINTENANCE menu is used to perform loop test functions. From this
menu, Loop tests can be activated and cleared. The WANsuite 5130
Maintenance Menu Tree has the same submenus as the 5160, but does not
have the Network 2 or Serial 2 options.
Figure 5.11 Maintenance Menu Tree
Network Maintenance Menu
The following paragraphs describe the user-selectable and display-only
parameters of the 5160’s NET 1 and NET 2 and the 5130’s NET interface
maintenance menu.
Maintenance
Network 1
Network 2
Serial 1
Serial 2
Loop Setting Pattern Length Sync Elapsed Bit Errs ES % EFS Cmd
No Test
PLB
LLB
MLB
Far PLB
Far LLB
Net
Idle
Ch. 1
“
Ch. 24
QRSS
511
2047
2^15
Spaces
Marks
15 min
30 min
1 hr
24 hr
Cont
(read-
only field)
(read-
only field)
(read-
only field)
(read-
only field)
(read-
only field)
Stop
Reset
Err Inject
Start
Loop Setting Pattern Length Sync Elapsed Bit Errs ES % EFS Cmd
No Test
Port
V.54
Far V.54
Net
DTE
QRSS
511
2047
2^15
Spaces
Marks
15 min
30 min
1 hr
24 hr
Cont
(read-
only field)
(read-
only field)
(read-
only field)
(read-
only field)
(read-
only field)
Stop
Reset
Err Inject
Start
(same as “Network 1”)
(same as “Serial 1”)