JDS Uniphase IP Video Test Option HST-3000, Руководство пользователя

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Chapter 3 Ethernet Testing
Inserting errors
HST-3000 Ethernet Testing User’s Guide
81
d Press the Action soft key again, and then clear the
service disruption time by selecting Reset
Svc Disruption.
4 Initiate the switch to the protect line.
The HST-3000 measures service disruption time, and
displays the measurement as the
Service Disrupt
result
in the Statistics category.
Inserting errors
You can use the HST-3000 to insert errors when you perform
end-to-end and loopback tests.
To insert errors
1 If you haven’t already done so, launch the Terminate
application for the circuit you are testing (see “Launching
an application” on page 28 ), and then select a test (see
the appropriate procedure below).
– “Selecting a layer 2 test” on page 46
– “Selecting a layer 3 IP test” on page 120
– “Selecting a layer 4 TCP/UDP test” on page 165
– “Selecting a multiple streams test” on page 182
2 Initialize the link (see “Initializing the link for Ethernet
testing” on page 47 ).
3 If you are inserting pause frames into layer 3 or layer 4
traffic, establish an IPoE connection or a PPPoE session:
– If you are transmitting IPv4 traffic, see “Establishing an
IPoE connection for IPv4 traffic” on page 122 , or
“Establishing a PPPoE session” on page 128 .
– If you are transmitting IPv6 traffic, see “Establishing an
IPoE connection for IPv6 traffic” on page 124 .
4 Press the Configure navigation key.
A configuration menu appears.