Viewing Ds1 Uni And E1 Uni Statistics - 3Com 3C63100-AC-C - PathBuilder S600 Bridge/router Reference Manual

Cells transmitted—The number of ATM cells transmitted on the OC3/STM-1
since the last user reset of this counter.
Cells dropped—The number of idle/unassigned cells encountered and dropped
on the interface.
Cells with HCS errors—The number of header check sequence (HCS) errored
cells encountered on the ATM interface.

Viewing DS1 UNI and E1 UNI Statistics

You can view DS1 UNI and E1 UNI statistics for ports or for groups.
1 From the Card Statistics menu, shown earlier in Figure 158, select the option
corresponding to the DS1 UNI or E1 UNI card to open the DS1/E1 UNI Performance
menu.
2 Select [1] Port/Link Performance Management to view port statistics or [2] Group
Performance Management to view group statistics.
3 Enter the number corresponding to the port or group for which you want to view
statistics.
4 Select the option corresponding to the type of statistics you want to view.
Port statistics
n
Physical performance
n
IMA link performance
n
IMA link ATM
n
Group statistics
n
Group performance
n
Group ATM
n
If you select a performance monitoring option, you need to select the type of data
you want to view (current, interval, or total; for this release current data is your
only option) from an intermediary screen before the performance statistics for the
selected group or port are displayed. You can also clear the performance statistics
from this intermediary screen.
The following sections list the specific counters listed for each type of DS1/E1 UNI
statistic.
DS1 UNI and E1 UNI Port/Link Physical Performance Statistics The DS1/E1
UNI Performance Monitoring screens display the following current, interval, or
total statistics:
ES—The number of errored seconds (ESs) encountered by the T1/E1 interface.
SES—The number of severely-errored seconds (SESs) encountered by the T1/E1
interface.
SEFS—The number of severely errored framing seconds (SEFSs) encountered by
the T1/E1 interface.
UAS—The number of unavailable seconds (UASs) encountered by the T1/E1
interface.
CSS—The number of controlled slip seconds (CSSs) encountered by the T1/E1
interface.
Viewing Statistics 207