HP MSR2000/3000/4000 Router Series Interface Command Reference

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<Sysname> system-view
[Sysname] interface serial 2/0
[Sysname-Serial2/0] fe1 idlecode 7e
fe1 itf
Use fe1 itf to set the type of and the number of interframe filling tags on the E1-F interface. Two types of
interframe filling tag are available: 0x7E and 0xFF.
Use undo fe1 itf to restore the default.
Syntax
fe1 itf { number number | type { 7e | ff } }
undo fe1 itf { number | type }
Default
The interframe filling tag is 0x7E and the number of interframe filling tags is 4.
Views
E1-F interface view
Predefined user roles
network-admin
Parameters
number number: Sets the number of interframe filling tags (an interframe filling tag is one byte in length),
in the range of 0 to 14.
type { 7e | ff }: Sets the type of interframe filling tag to 0x7E by specifying the 7e keyword or to 0xFF by
specifying the ff keyword. The default is 0x7E.
Usage guidelines
Interframe filling tags are sent when no service data is sent on the timeslots bundled into the logical
channel on the E1-F interface.
Examples
# Set the type of interframe filling tag to 0xFF on E1-F interface Serial 2/0.
<Sysname> system-view
[Sysname] interface serial 2/0
[Sysname-Serial2/0] fe1 itf type ff
# Set the number of interframe filling tags to 5 on E1-F interface Serial 2/0.
<Sysname> system-view
[Sysname] interface serial 2/0
[Sysname-Serial2/0] fe1 itf number 5
fe1 loopback
Use fe1 loopback to set the E1-F interface in a loopback mode.
Use undo fe1 loopback to restore the default.