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Hitachi Energy
Modify Tunnel (special procedure)
When you re-route a deployed tunnel while removing two consecutive LSP elements, a special procedure is required.
Proceed as follows: 
1. Select the tunnel and click on “Modify tunnel”. Go to wizard step 4 “Label Switched Path”.
2. Delete the two LSP elements (links), save and deploy the tunnel.
3. Select the tunnel again and click on “Modify tunnel”. Go to wizard step 4 “Label Switched Path”.
4. Delete again the second LSP element (link), then re-route the tunnel.
5. Save and deploy the re-routed tunnel.