Hitachi GR2000 Series - Manual (Page 178)

Hitachi Gigabit Router GR2000 Series Enhanced Version Operations - Device Management Overview
7-12 GR2K-GA-0015
Ver. 07-02
7.4.2 WAN line cannot be connected
When the cause of the communication fault is suspected to be derived from the WAN
line, the following checkout actions must be done:
7.4.2.1 Checkout on the Status
Confirm the states of NIF, line, subline, timeslot and link layer protocol by using the
commands shown in Table 7-9.
(a) NIF Status Checkout:
Check out the NIF status using a show interfaces command. The remedy for NIF
status is shown in the table below.
Table 7-8 Ethernet Line Status Checkout/Action
No.
Line
Status
Cause Action
1 active up This line is operating normally. None.
2 active down This line has line error. Obtain the log message for the subject line using show
logging command, and take necessary troubleshooting
actions in accordance with the obtained log message
(Chapter 5, “Log Messages,” in GR2000 Operations Log
and MIB Reference).
3 mismatch For installed line, configured line
cannot be used under control of this
line. (Installed line and line
configuration information do not
match.) Check whether installed line is correct, or line
configuration information is correct.
4 unused Line configuration information is not
defined under this line. Define configuration information for the line to be used.
5 closed Operation of this line is suspended by
close command. Ensure that a cable is connected to the line to be used,
and set this line to active by using free command.
6 test This line is being tested by using test
interfaces command. To restart communication, stop line test by using the test
interfaces command.
7 fault This line has hardware error. Obtain the log message for the subject line using show
logging command, and take necessary troubleshooting
actions in accordance with the obtained log message
(Chapter 5, “Log Messages,” in GR2000 Operations Log
and MIB Reference).
8 initialized This line is restarting after error
detection. Same as above.Operation of this line is suspended by
configuration information.
9 locked Operation of this line is suspended by
configuration information. Ensure that a cable is connected to the line to be used,
and set this line to active by altering the configuration
information.
Note: The connected remote router may be put into the "active up" status without being linked down even if it closes
RP, NIF, and LINE when it is GR2000.