Hitachi GR2000 Series - Manual (Page 244)

Hitachi Gigabit Router GR2000 Series Enhanced Version Operations - Device Management Overview
7-78 GR2K-GA-0015
Ver. 07-02
7.9 Communication failure in IPv6 unicast routing
7.9.1 No RIPng route information exists
Locate the possible cause according to the failure analysis shown in the table below
when the route information of RIPng does not exist in the display of route
information that the router acquired.
7.9.2 No OSPFv3 route information exists
Locate the possible cause according to the failure analysis shown in the table below
when the route information of OSPFv3 does not exist in the display of route
information that the router acquired.
Table 7-31 Failure analysis of RIPng
Item
No.
Confirmation contents and command Remedy
1 The adjacent information of RIPng is
displayed.
show ipv6 rip gateway Proceed to item No. 2 when the interface of an adjacent router is not
displayed.
Proceed to item No. 3 when the interface of an adjacent router is
displayed.
2 Confirm that RIPng is properly defined in
configuration definition information. Proceed to item No. 3 when configuration definition information is
proper.
Modify it when configuration definition information is not proper.
3 Confirm that route filtering is proper in
configuration definition information. Proceed to item No. 4 when configuration definition information is
proper.
Modify it when configuration definition information is not proper.
4 Confirm that an adjacent router advertise
a RIPng route. Collect failure information using a relevant router when an adjacent
router advertises.
dump protocols ipv6-unicast all*
Confirm it when an adjacent router does not advertise.
Note: *
A file is created in the area described below when a failure information collection command is executed.
Storage area: /primaryMC/usr/var/rtm
File name: rt6_trace and rt6_dump.gz
Table 7-32 Failure analysis of OSPFv3
Item
No.
Confirmation contents and command Remedy
1 Confirm the peer state of OSPFv3.
show ipv6 ospf interface Proceed to item No. 2 when the state of an adjacent router is other
than "full".
Proceed to item No. 3 when the state of an adjacent router is "full".
2 Confirm that OSPFv3 is properly defined
in configuration definition information. Proceed to item No. 3 when configuration definition information is
proper.
Modify it when configuration definition information is not proper.
3 Confirm the route in which an OSPF
route is learned.
show ipv6 route -r Proceed to item No. 4 when a route is inactive or does not exist.
Collect failure information when a route is active.
dump protocols ipv6-unicast all*