user manual

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User Guide for Internetwork Performance Monitor
OL-11291-01
Chapter 3 Using IPM to Measure Network Performance
Measuring Network Performance for IP
Figure 3-11 IP Echo Operation Configuration Window
Step 4
In the Name field, enter a descriptive name to assign to the operation. In the Description field, you can
enter a brief description of the operation, including its purpose.
Step 5 In the Protocol field, select one of the following protocols and specify a Mode Name:
• IP
• SNA LU 0
• SNA LU 2
• SNA SSCP
Step 6 Select the IP QoS Type as IP Precedence or DCSP. The IP QoS Settings values change based on your IP
QoS Type selection.
• If you have selected IP QoS Type as IP Precedence, select the IP QoS Settings value from the
drop-down. The value you select sets the priority for the HTTP request packet. The default setting
is 0 (no priority). This option sets the QoS bits in the IP packet.
• If you have selected IP QoS Type as DSCP, select the desired IP QoS Settings value from the
drop-down. The value you select defines the packet priority and is based on the DSCP RFC
standards.
In the Request Payload field, enter the number of bytes to use for the size of the payload of the ICMP
echo request packet. The default setting is 64 bytes.
If you have selected the Protocol as SNA LU0 or SNA LU2, enter the number of bytes in the Response
Payload field. This the number of bytes for use for the size of the payload of the response packet. The
default setting is 64 bytes.