Hitachi GR2000 Series - Manual (Page 225)

Troubleshooting
GR2K-GA-0015 7-59
Ver. 07-02
7.6.3 No BGP4 route information exists
Locate the possible cause according to the failure analysis shown in the table below
when the route information of BGP4 does not exist in the display of route information
that the router acquired.
4 Confirm that route filtering is proper in
configuration definition information. Proceed to item No. 5 when configuration definition information is
proper.
Modify it when configuration definition information is not proper.
5 Confirm that an adjacent router advertise
an OSPF route. Collect failure information using a relevant router when an adjacent
router advertises.
dump protocols ipv4-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: rt_trace and rt_dump.gz
Table 7-27 Failure analysis of RIP
Item
No.
Confirmation contents and command Remedy
1 Confirm the peer state of BGP4.
show ip bgp neighbor Proceed to item No. 2 when the peer state is other than
"established.
Proceed to item No. 3 when the peer state is "established".
2 Confirm that BGP4 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 a BGP4 route
is learned.
show ip 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 ipv4-unicast all*
4 Confirm that route filtering is proper in
configuration definition information. Proceed to item No. 5 when configuration definition information is
proper.
Modify it when configuration definition information is not proper.
5 Confirm that an adjacent router advertise
a BGP4 route. Collect failure information using a relevant router when an adjacent
router advertises.
dump protocols ipv4-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: rt_trace and rt_dump.gz
Table 7-26 Failure analysis of RIP
Item
No.
Confirmation contents and command Remedy