Running diagnostics, Latency and jitter testing – CANOGA PERKINS N525 Ethernet Termination Service Unit User Manual

Page 81

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N525 Ethernet Termination Service Unit

4-5

Running Diagnostics

When you set up a new connection, you can verify the link connectivity using PING prior to
sending data. Latency and Jitter Test verifies quality of the link.

Latency and Jitter Testing

Latency/Jitter Testing measures and reports performance and quality of the link between
N525s. Results reported include the numbers of packets that completed a round trip or
were lost and the minimums, average, and maximums for latency and jitter. To initiate
Latency and Jitter Testing, follow these steps:

1. From the Diagnostics Menu, type [

2

], "Latency/Jitter Test," and press <Enter>. The

Latency/Jitter Test screen appears.

2. Type the number for parameter you want to change. Type the value to set, and press

<Enter>. Test IP Address/VLAN: Where the N525 sends the packets

a. To IP Addr

Sets remote N525’s IP address

b. From IP Addr

Sets if the local N525’s Management or Alternate IP is to be used. Mgmt,
Alternate or Automatic

c. Test VLAN

VLAN Tag number of the VLAN to test

d. Test Packets per sec

The number of test packets to send each second


------------------------------------LATENCY/JITTER TEST-------------------------

Test IP Addr/VLAN 0.0.0.0/0 Round Trip Packets 0
Test Duration 00:00 Dropped Packets 0
Minimum Latency (ms) 0.000000 Minimum Jitter (ms) 0.000000

Average Latency (ms) 0.000000 Average Jitter (ms) 0.000000
Maximum Latency (ms) 0.000000 Maximum Jitter (ms) 0.000000

(1) To IP Addr 0.0.0.0 (5) DF Bit Clear
(2) From IP Addr Auto Selection (6) DSCP Precedence Best Effort
(3) Test VLAN 0 Drop Probability Not Used

(4) Test Packets per sec 1 (7) Test Packet Priority (0-7) 0

(8) Test Duration min:sec (0=forever) 0

(9) Min Test Payload Size (40 - 1954) 40
(10) Max Test Payload Size (40 - 1954) 40
(11) Test Packet Timeout sec (1 - 10) 3

(12) Start/Stop Test
(13) Remote Latency Test
Select [1-13]:

------------------------------------Messages------------------------------------

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