Hitachi GR2000 Series - Manual (Page 187)

Troubleshooting
GR2K-GA-0015 7-21
Ver. 07-02
(c) VC Status Checkout:
Checkout on the VC status using show atm commands. Refer to Table 7-20.
7.4.3.2 Checkout on ATM VC Connection
Whether the VC connection is established or not can be checked by the ping atm
command. The command takes effect only if the other end device supports F5 OAM
loopback cell.
5 closed The operation of the
corresponding line is stopped by
using a close command or when
an unsupported service
category pattern is specified. Put the corresponding line into the operating state by
using a free command after confirming that a cable is
mounted in the line being used. Change the unsupported
service category pattern to a support pattern when it is
specified.
6 test This line is being tested using
the test interfaces command. To restart communication, stop line test by using no 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.
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.
Table 7-20 ATM VC Status Checkout/Action
No. VC Status Cause Action
1 up This VC is operating normally. Inspect connection with destination device
using ping atm command.
2 locked This VC is defined as locked by
configuration information. To make this VC usable, unlock it using config
vc command; Configuration Command (CLI
type 1).
3 closed 1. Operation of this VC is suspended by
the close command.
2. The line including this VC is being
tested.
3. This VC is not defined as IP interface in
the configuration information.
1. Set this VC to active by using the free
command; Configuration Command (CLI
type 1).
2. Disrupt the line test by using no test
interfaces command.
3. Define the interface of this VC by using ip
command.
4 fault 1. If the NIF status is “active” and the line
status is “active up,” the ATM network
may have an internal fault, or the other
end device may be powered off or
failing.
2. If the NIF status or line status is “fault,”
the cause is this occurrence of fault.
1. Ensure the status of the ATM network and
the operating status of the other end
device.
2. Obtain the log message for the subject line
using the 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).
5 initialized This VC is restarting after error detection. Same as above.
Table 7-19 ATM Line Status Checkout/Action