Dell POWEREDGE M1000E User Manual

Page 755

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Fabric OS Command Reference

727

53-1002746-01

portCmd

2

-z size

Specifies the default packet size to a fixed size in bytes. The default is 64 bytes. In
an IPv4 environment, the ICMP/IP header occupies 28 bytes. In an IPv6
environment it occupies 48 bytes. The total size, including ICMP/IP headers (28 or
48 bytes without IP options) cannot be greater than the IP MTU configured on the
interface. This operand is optional.

-v vlan_id

Specifies the VLAN ID. Values must be in the range between 1 and 4094. There is
no default value. Note that a VLAN tag entry must exist on the local and remote
sides prior to issuing the -v option. A VLAN Tag table entry is dynamically
maintained by the ipperf application. See the portCfg help page for details on
creating a VLAN tag table.

-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. This operand is optional
with the -v option.

--traceroute

Traces the IP router hops used to reach the host dst_ip from one of the source IP
interfaces on the GbE port. 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.

-x | -crossport

Specifies the source IP address as a crossport. A crossport is the nonlocal
(secondary) XGE port to a VE_Port group that provides failover capabilities for the
tunnel configured on the local XGE port. This operand is optional and supported
only on the Brocade FX8-24 XGE ports.

-h max_hops

Specifies the maximum hop limit used in the outgoing probe packets. The default
value is 30 hops. This operand is optional.

-f first_ttl

Specifies the starting point for the "time to live" parameter. The default is 1. The
command skips processing for those intermediate gateways that are less than the
first_ttl hops. This operand is optional.

-q service_type

Specifies the type of service in the traceroute request. The default is 0 and
service_type must be an integer from 0 to 255. This operand is optional.

-w wait_time

Sets the time, in milliseconds, to wait for a response to a probe. The default is
5000 milliseconds. The maximum wait time is 9000 milliseconds (9 seconds). This
operand is optional.

-z size

Specifies the size, in bytes, of the trace route packet to use. The default is 64
bytes. In an IPv4 environment, the ICMP/IP header occupies 28 bytes. In an IPv6
environment, it occupies 48 bytes. The total size, including ICMP/IP headers (28
or 48 bytes without IP options), cannot be greater than the IP MTU configured on
the interface. This operand is optional.

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