ESR series service routers.ESR-Series. User manual
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Step Description Command Keys
3 Set a rule for tracking VRRP/SLA 
processes, based on which Tracking 
object will switch to active state.
esr(config-track)# track vrrp id 
<VRID> state [not] { master | 
backup | fault } [vrf <VRF> ]
<VRID> – trackable VRRP router 
identifier, takes values in the range of 
[1..255];
<VRF> – VRF name, set by the string 
of up to 31 characters.
esr(config-track)# track sla 
test <NUM> [ mode <MODE> ]
<NUM> – SLA test name, set in range 
of[1..10000];
<MODE> – SLA test tracking mode, 
may take the following values:
state – state of the SLA test is 
monitored;
reachability – state of the 
communication channel is 
monitored, which is provided 
by the SLA test.
4 Enable Tracking object. esr(config-tracking)#enable
5 Set delay for changing state of the 
monitored object (optional).
esr(config-track)# delay 
{ down | up } <TIME>
<TIME> – delay in seconds,set in 
range of [1..300].
6 Set tracking operation mode 
(optional).
esr(config-track)# mode 
<MODE>
<MODE> – condition for the Tracking 
object to be in the active state, takes 
the following values:
and – Tracking object is in 
active state, if all tracked 
conditions are in active state;
or – Trackingobject is in 
active state, if at least one 
tracked condition is in active 
state.
7 Create an entity on the ESR that will 
change depending on the state of 
the Tracking object.