Alcatel Carrier Internetworking Solutions Omni Switch/Router - Manual (Page 734)

Viewing IP Statistics and Errors
Page 25-12
Viewing IP Statistics and Errors
The ips command is used to monitor IP datagram traffic and errors. The ips command
displays cumulative IP statistics and errors. The statistics show the cumulative totals since the
last time the switch was powered on or since the last reset of the switch was executed.
To display information about IP statistics and errors, enter the following command:
ips
The Omni Switch/Router (OmniS/R) includes fastpath code that enhances the speed of IP
routing. Fastpath statistics are included on the IP Statistics and Errors screen:
IP Statistics and Errors
Default Time to Live 32
Reassembly Timeout (seconds) 1
Total Datagrams Recvd/Forwarded 513342 / 513283
Fastpath Datagrams Received 513281
Fastpath Datagrams Forwarded 513280
Fastpath Inbound Discards 1
Fastpath Utilization 100%
PDUs Requested for Transmit 4294931545
PDUs Needing Reassembly 0
PDUs Successfully Reassembled 0
PDUs Needing Fragmentation 0
Fragments created 0
IP Errors (Discards due to the following problems)
Header errors 0
Address errors 45994
Unknown/Unsupported Protocol 0
Local discards inbound/outbound 0 / 0
Unknown Route 45994
Reassembly Failures 0
Fragmentation Failures 0
The fields on this screen have the following meanings:
Default Time to Live
The default time, in seconds, assigned to each outgoing IP datagram before it is discarded as
expired.
Reassembly Timeout (seconds)
The time, in seconds, to wait for all fragments to arrive before discarding datagrams.
Total Datagrams Recvd/Forwarded
The total number of input IP datagrams received, including those received in error.
HRE Datagrams Forwarded
The total number of IP datagrams forwarded by the HRE (Hardware Routing Engine).
Fastpath Datagrams Received
(Displays for Omni S/R.) The number of IP datagrams received by the fastpath code.