Illustrated TCP/IP by Matthew G. Naugle Wiley Computer Publishing, John Wiley & Sons, Inc. ISBN: 0471196568   Pub Date: 11/01/98

Chapter 345
Example MIB Entry

Object:
  IfOperStatus {ifEntry 8}
  
  Syntax:
    INTEGER {
	 up (1) — ready to pass packets
	 down(2),
	 testing (3) — in some test mode
	 }
Definition:
   The current operational state of the
   interface. The testing (3) state indicates
   that no operational packets can be
   passed.
 Access:
   Read-only.
 Status:
    Mandatory.

Object:

-------
ifOperStatus { ifEntry 8 }
Syntax:
  INTEGER {
    up(1), — ready to pass packets
    down(2),
    testing(3) — in some test mode
    }

Definition:

The current operational state of the interface. The testing(3) state indicates that no operational packets can be passed.

Access:

Read-only.

Status:

Mandatory.