Nortel Networks OPTera Metro 3500 User Manual
Page 126
2-88 Operation, administration, and maintenance (OAM) features
OPTera Metro 3500 Multiservice Platform NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004
BBCOVERRIDE
(BBC override)
Use this BBC value instead of the
snooped (non-intrusively monitored)
value (BBC). A value of 0 means to use
the snooped (non-intrusively monitored)
value (BBC). Only applicable when
EXTREACH=ENABLE.
Only required if directly connecting F or
N-ports (e.g. Fibre Channel Host (HBA),
Disk array) to the 2xGE/FC -P2P card.
When connecting FC switch E-ports, the
BBC value will be snooped
(non-intrusively monitored) (i.e. default
value of 0 disables Override).
0, 1, 2, 4, 8, 16, 32, 64, 128,
256
R/W
FCLINKSTATE
(Link State)
Indicates the current FC Link State
(snooped (non-intrusively monitored)).
These correspond to the standard FC link
states (as per FC-PH). Only available
when EXTREACH=ENABLE
(UNKNOWN returned when
EXTREACH=DISABLE).
Active, LinkRecovery,
LinkFailure, Offline, Unknown
R/O
BBC
(Buffer-to-Buffer
credit)
Snooped (non-intrusively monitored)
Buffer-to-Buffer Credit. Only available
when EXTREACH=ENABLE
(UNKNOWN returned when
EXTREACH=DISABLE).
R/O
Note 1:
Values in bold indicate defaults.
Note 2:
R/O = Read Only, R/W = Read & Write (provisionable).
Note 3:
Refer to
, for list of supported distances
Note 4:
Both the Subrate and Extreach attributes must have the same values. Both attributes must be either
enabled or disabled. If these values are not identical for both of these attributes, the "Client Service Mismatch"
alarm is raised.
Note 5:
“Unknown” will be displayed when EXTREACH = DISABLE or BBC value is greater than 255.
Table 2-14 (continued)
2xGigE/FC-P2P Fibre Channel port signal attributes
Signal Attribute
Definition
Values
(See Note
1
)
Access
(see Note
2
)