Troubleshooting guide

14 — Monthly maintenance tasks
Alcatel-Lucent 5620 Service Aware Manager 14-7
5620 SAM
System Administrator Guide
LAN congestion may be a problem if packets are received out of order, are
dropped, or take too long to complete the round trip.
4 Store the output for future base measure comparison.
Compare the output over time to ensure that changes in the data are not caused
by deteriorating LAN conditions.
5 Check the routing information.
i Open a console window on the station.
ii Enter one of the following traceroute commands to determine the path taken
to a destination by an ICMP echo request message:
• traceroute ↵ on a RHEL station
• tracert ↵ on a Windows station
The list of near-side interfaces in the path between a source host and a
destination device is displayed. The near-side interfaces are the interfaces
closest to the source host.
6 Store the output as a record for future base measure comparisons. Compare routes
over time to ensure that there is optimal connectivity.
7 To check the routing tables for the platform:
i Open a console window on the station.
ii To view the active routes for the platform, type:
netstat -rn ↵
The following information is displayed:
• network destination and gateway IP addresses
• gateway used to reach the network destination
• IP address of the interface on which communication occurs
• metric value of the route
8 Store the output as a record for future base measure comparison. Compare routes
over time to ensure that there is optimal connectivity.
Release 13.0 R2 | May 2015 | 3HE 09815 AAAB TQZZA Edition 01