
Configuring WAN Line Services
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Figure 8-3. FT1 Port Parameters Window
Enabling or Disabling the FT1 Port
The FT1 interface is enabled by default when you add the circuit. Disable or
reenable this FT1 interface without moving any cables.
See the Enable/Disable parameter on page A-44
for information.
Setting the FT1 Line Type
Select one of the following line types (frame formats) for your T1 equipment:
• ESF -- Transmits extended superframes (ESFs), each consisting of 24 SF/D4
frames; provides enhanced signaling and synchronization
For ESF lines, you can also set the facility data link (FDL) mode. See “Setting
the FDL Mode for ESF Line Types” on page 8-9
.
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