R2511-HP MSR Router Series Interface Command Reference(V5)

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Field Description
Protocol: (s) - spoofing
If the network layer protocol state of an interface is shown as UP, but its link
is an on-demand link or not present at all, its protocol attribute includes the
spoofing flag (an s in parentheses).
Interface Abbreviated interface name.
Link
Physical link state of the interface:
• UP—The link is up.
• ADM—The link has been administratively shut down. To recover its
physical state, use the undo shutdown command.
Protocol
Protocol connection state of the interface, which can be UP, DOWN, or
UP(s).
Main IP Main IP address of the interface.
Description Description of the interface.
Cause
Cause of a DOWN physical link. If the port has been shut down with the
shutdown command, this field displays Administratively. To restore the
physical state of the interface, use the undo shutdown command.
Related commands
interface ima-group
frame-format
Use frame-format to configure the ATM over E1/T1 framing format.
Use undo frame-format to restore the default.
Syntax
In ATM E1 interface view:
frame-format { crc4-adm | no-crc4-adm }
In ATM T1 interface view:
frame-format { esf-adm | sf-adm }
undo frame-format
Default
The framing format is CRC4 ADM for ATM E1 interfaces and ESF ADM for ATM T1 interfaces.
Views
ATM E1 interface view, ATM T1 interface view
Default command level
2: System level
Parameters
crc4-adm: Sets the ATM over E1 framing format to 4-bit cyclic redundancy check ATM direct mapping
(CRC4 ADM).
no-crc4-adm: Sets the ATM over E1 framing format to no-CRC4 ADM.
esf-adm: Sets the ATM over T1 framing format to extended super frame ADM (ESF ADM).