Link-Protocol; Loopback - HP 6600 Command Reference Manual

link-protocol

Use link-protocol to set the link layer protocol of the interface.
Syntax
link-protocol { fr [ ietf | mfr interface-number | nonstandard ] | hdlc | ppp }
Default
PPP is used.
Views
POS interface view
Default command level
2: System level
Parameters
fr: Specifies Frame Relay as the link layer protocol of the interface.
ietf: Adopts the Interface Engineering Task Force (IETF) standard encapsulation format, which is the
default encapsulation format.
mfr interface-number: MFR interface or subinterface number. The specified interface must be one that
already exists.
nonstandard: Adopts non-IETF standard compatible encapsulation format.
hdlc: Specifies High-level Data Link Control (HDLC) as the link layer protocol of the interface.
ppp: Specifies the Point-to-Point protocol (PPP) as the link layer protocol of the interface.
Examples
# Specify HDLC as the link protocol of interface POS 2/1/0.
<Sysname> system-view
[Sysname] interface pos 2/1/0
[Sysname-Pos2/1/0] link-protocol hdlc

loopback

Use loopback to enable loopback for a POS interface.
Use undo loopback to disable loopback.
Syntax
loopback { local | remote }
undo loopback
Default
Loopback is disabled.
Views
POS interface view
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