Setting LDP Hello interval values
Set the LDP Hello interval value to configure the time period between which the LSR sends out Hello messages
To change the global link and target intervals for LDP Hello messages, and configure a link interval for an interface, enter the following command.
vyatta@R1# set protocols mpls-ldp discovery interfaces interface dp0p1s1 hello-interval In the following example, the hello interval set to 10. The default value is 5. You can enter an integer from 5 through 1200.
vyatta@R1# set protocols mpls-ldp discovery interfaces interface dp0p1s1 hello-interval 10