Hitachi GR2000 Series - Manual (Page 188)

Hitachi Gigabit Router GR2000 Series Enhanced Version Operations - Device Management Overview
7-22 GR2K-GA-0015
Ver. 07-02
Figure 7-8 shows a sample result of the command execution when the VC connection
to the other end device is established. Figure 7-9 shows a sample result of the
command execution when the VC connection is not established.
Figure 7-8 Sample Result of ping atm Command, VC Established
Figure 7-9 Sample Result of ping atm Command, VC Not Established
Table 7-21 Additional Checkout/Action for ATM VC in Error
No. Result of ping atm Error Cause Action
1 Reachable 1. ATM encapsulation method may
be inconsistent.
2. Dynamic address resolution may
be failing.
3. Communication on IP layer or
higher may be prohibited.
1. Redefine encapsulation setting in the
configuration information.
2. Check for existence of corresponding
entry using show ip arp command. If no
entry exists, then define the address
resolution setting in the configuration
information using the arp command.
3. Perform the procedure starting from
Section 7.5.1, “Communication cannot
be done or communication is
disconnected” on page 7-23 again.
2 Not reachable 1. VPI/VCI setting may be incorrect
on the own router, on one or more
relaying nodes within ATM
network, or on the other end
device.
1. Make sure that the VPI/VCI setting on
the own router and the other end device
is correct. If the own router connects to
any carrier service, inspect the agreed
VPI/VCI range.
> ping atm nif 0 line 0 vpivci 0 32
Data Received OAM-seq=0
Data Received OAM-seq=1
Data Received OAM-seq=2
Data Received OAM-seq=3
Data Received OAM-seq=4
>
> ping atm nif 0 line 0 vpivci 0 32
Timeout OAM-seq=0
Timeout OAM-seq=1
Timeout OAM-seq=2
Timeout OAM-seq=3
Timeout OAM-seq=4
>