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show dhcp relay statistics
Syntax
-
show dhcp relay statistics
-
<logical-system logical-system-name>
-
<routing-instance routing-instance-name>
Release Information
Command introduced in JUNOS Release 8.3.
Description
Display Dynamic Host Configuration Protocol (DHCP)
relay statistics.
Options
logical-system logical-system-name — (Optional) Perform this operation on the
specified logical system. If you do not specify a logical system name,
statistics are displayed for the default logical system.
routing-instance routing-instance-name — (Optional) Perform this operation on the
specified routing instance. If you do not specify a routing instance
name, statistics are displayed for the default routing instance.
Required Privilege Level
view
Related Topics
clear dhcp relay statistics
List of Sample Output
show dhcp relay statistics
Output Fields
Table 121 lists the output
fields for the show dhcp relay statistics command. Output
fields are listed in the approximate order in which they appear.
Table 121: show dhcp relay statistics Output Fields
|
Field Name
|
Field Description
|
|
Packets dropped
|
Number of packets discarded by
the extended DHCP relay agent application due to errors. Only nonzero
statistics appear in the Packets dropped output. When all
of the Packets dropped statistics are 0 (zero), only the Total field appears.
-
Total—Total number of packets discarded
by the extended DHCP relay agent application.
-
Bad hardware address—Number of packets
discarded because an invalid hardware address was specified.
-
Bad opcode—Number of packets discarded
because an invalid operation code was specified.
-
Bad options—Number of packets discarded
because invalid options were specified.
-
Invalid server address—Number of packets
discarded because an invalid server address was specified.
-
No available addresses—Number of packets
discarded because there were no addresses available for assignment.
-
No interface match—Number of packets discarded
because they did not belong to a configured interface.
-
No routing instance match—Number of packets
discarded because they did not belong to a configured routing instance.
-
No valid local address—Number of packets
discarded because there was no valid local address.
-
Packet too short—Number of packets discarded
because they were too short.
-
Read error—Number of packets discarded
because of a system read error.
-
Send error—Number of packets that the extended
DHCP relay application could not send.
-
Option 60—Number of packets discarded containing
DHCP option 60 vendor-specific information.
-
Option 82—Number of packets discarded because
DHCP option 82 information could not be added.
|
|
Messages received
|
Number of DHCP messages received.
-
BOOTREQUEST—Number of BOOTP protocol data
units (PDUs) received
-
DHCPDECLINE—Number of DHCP PDUs of type
DECLINE received
-
DHCPDISCOVER—Number of DHCP PDUs of type
DISCOVER received
-
DHCPINFORM—Number of DHCP PDUs of type
INFORM received
-
DHCPRELEASE—Number of DHCP PDUs of type
RELEASE received
-
DHCPREQUEST—Number of DHCP PDUs of type
REQUEST received
|
|
Messages sent
|
Number of DHCP messages sent.
-
BOOTREPLY—Number of BOOTP PDUs transmitted
-
DHCPOFFER—Number of DHCP OFFER PDUs transmitted
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DHCPACK—Number of DHCP ACK PDUs transmitted
-
DHCPNACK—Number of DHCP NACK PDUs transmitted
|
show dhcp relay statistics
user@host> show dhcp relay statistics
Packets dropped:
Total 30
Bad hardware address 1
Bad opcode 1
Bad options 3
Invalid server address 5
No available addresses 1
No interface match 2
No routing instance match 9
No valid local address 4
Packet too short 2
Read error 1
Send error 1
Option 60 1
Option 82 2
Messages received:
BOOTREQUEST 116
DHCPDECLINE 0
DHCPDISCOVER 11
DHCPINFORM 0
DHCPRELEASE 0
DHCPREQUEST 105
Messages sent:
BOOTREPLY 44
DHCPOFFER 11
DHCPACK 11
DHCPNAK 11
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