| OID | Object | Binding Variable | Description | Implemented Specifications | 
|---|---|---|---|---|
| 1.3.6.1.4.1.2011.5.25.121.2.1.6 | hwMplsTeFrrProtNotAval | 
 | This notification indicates that the primary tunnel is unbound to bypass tunnel. | This object is implemented as defined in the corresponding MIB files. |