EXFO FTB-8500 Series for FTB-500 - Manual (Page 137)

Summary Tabs
Ethernet and Fibre Channel Application 123
Test Summary
Clock Configuration

Clock Mode indicates the clock mode selected during the test setup.
Available with 10Gig-E WAN interface only. Possible choices are:
Clock Mode LAN WAN
Internal: Internal clock of the unit (STRATUM 3). Internal is the only
available clock when 10GigE LAN transceiver mode is selected with Frame
Analyzer, BERT, or RFC 2544 test.
X X
External: Clock from the connected DS1/E1/2M external clock signal (For
FTB-8510G: EXT. CLK DS1/2M IN port; For FTB-8120NGE/FTB-8130NGE
and FTB-8525/FTB-8535: AUX port). Once the test is created, refer to Clock
Synchronization - RX to complete the external clock settings. For
FTB-8120NGE and FTB-8130NGE, External is not available in Dual Test Set
one-way latency mode.
- X
Recovered: Live clock from the optical port input signal involved in the test.
Recovered is the only available clock when 10GigE WAN transceiver mode is
selected with Smart Loopback test. Recovered is only available for Smart
Loopback test.
X X
Backplane: 8 kHz clock from another module on the FTB-500. For FTB-8535,
only available with 10Gig-E WAN interface. Note that the other module must
support the backplane clock feature and must be enabled (refer to RX on
page 383 for more information).
- X