+-----+
                                | PCE |
                                +-----+
    Initiates:                   |    \      
    Tunnel 1 (F)                 |     \     
    (LSP1 (F, 0), LSP2 (R, 0))   |      \    
    Association #1               v       \   
                              +-----+    +-----+
                              |  A  |    |  D  |
                              +-----+    +-----+


                                +-----+
                                | PCE |
                                +-----+
    Reports:                     ^    ^      Reports:
    Tunnel 1 (F)                 |     \     Tunnel 2 (F)
    (LSP1 (F, P1), LSP2 (R, P2)) |      \    (LSP2 (F, P3))
    Association #1               |       \   Association #1
                              +-----+    +-----+
                              |  A  |    |  D  |
                              +-----+    +-----+

  Legend: F = Forward LSP, R = Reverse LSP, (0,P1,P2,P3) = PLSP-IDs