Brocade Fabric OS Command Reference (Supporting Fabric OS v7.3.0) - Manual (Page 842)

812 Fabric OS Command Reference
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portCmd
2
-pattern pattern
Specifies the test data pattern for the payload as one of the following values:
0 | notspecified
No pattern is specified. TPerf applies whatever is already set or in memory. This is
the default value.
1 | allzeros
The specified pattern is "all zeros".
2 | allones
The specified pattern is "all ones".
3 | incrementingbyte
The specified pattern is "incrementing byte".
4 | random
The specified pattern is "random".
5 | jitter
The specified pattern is "jitter".
-size pdu_size
Specifies the PDU size to use (not including headers). The valid range is between
2048 and 10112 bytes. The default is equivalent to the maximum segment size
(MSS). This is the maximum size if the -random option is specified.
-interval interval
Specifies the interval at which the statistics display is refreshed, in seconds. The
default is 30 seconds.
--pmtu
Generates the ICMP messages to discover the maximum MTU available on a
specific network path. It is represented as the maximum number of bytes that can
traverse the network path. Valid arguments include the following:
-s src_ip
Specifies the local IP address to use for sourcing the probe packets. IPv6
addresses are supported.
-d dst_ip
Specifies the destination IP address to which to probe the IP router path. IPv6
addresses are supported.
-c L2 Class-of-Service
Specifies Class of Service/Priority, as defined by IEEE 802.1p. Values must be in
the range between 0 and 7. The default is 0.
-q DSCP
Specifies the DSCP marking. Values must be in the range between 0 and 63.
-v
Displays verbose output.
-y
Displays the short output with summary lines at the beginning and end.
--wtool
Generates traffic over a pair of IP addresses to test the link for any network
issues. Determines the health of a network link before deploying it for use in a
circuit.
The syntax for portcmd --wtool is as follows:
portcmd --wtool wt-id | all action port arguments
This command supports following actions and arguments: