Netscout OneTouch AT G2, User Manual

Page: 105 / 396

Chapter 4: Network Infrastructure Tests
Wi-Fi Network Connect Test
89
Channel - The channel number is shown, along with an icon
representing the Wi-Fi media type (a, b, g, ac, n, n40+, n40-).
Security - This row shows the security parameters that are set in
the profile. See “Establish a Wi-Fi Connection” on page 48 .
IP Address - This row shows the Wi-Fi IP address and indicates
whether addressing is via DHCP or static.
Connected For - This shows the elapsed connection time. If
roamed, it shows the time since the last roam.
For OneTouch AT G2 users: If you roam from one AP and
connect to another AP, the reason for the roam appears here,
under
Connected for .
The following measurements include current, minimum,
maximum, and average (arithmetic mean) values. If a value is not
within normal limits, a warning icon is shown next to the AP on
the HOME screen and next to the value on the RESULTS tab. (See
Figure 45.)
Tx Rate - The transmission rate is shown in Mbps or Kbps, then a
slash (/), then the maximum theoretical Tx rate. Minimum,
maximum, and average (arithmetic mean) values are also shown.
When the average rate is less than 30% of the maximum rate, a
warning icon is displayed.
Retries - A warning icon is displayed when the average retry
rate exceeds 40% of total packets.
Signal - Signal strength statistics are displayed. A warning icon
is displayed when the average or maximum signal strength is
equal to or below -75 dBm.
Noise - Noise statistics are displayed. A warning icon is displayed
when the average or minimum noise level on the channel is equal
to or above -80 dBm.
Channel Utilization - A warning icon is displayed when 802.11
utilization is greater than 40% of the channel’s bandwidth.