R0106-HP MSR Router Series Layer 3 - IP Routing Configuration Guide(V7)

141
Ste
p
Command Remarks
2. Enter IS-IS view or IS-IS IPv4
unicast topology view.
• Enter IS-IS view:
isis [ process-id ] [ vpn-instance
vpn-instance-name ]
• Enter IS-IS IPv4 unicast topology view:
a. isis [ process-id ] [ vpn-instance
vpn-instance-name ]
b. cost-style { wide | wide-compatible }
c. address-family ipv4 [ unicast ]
d. topology topo-name tid tid
Use either method.
3. Enable automatic IS-IS cost
calculation.
auto-cost enable
By default, automatic IS-IS
cost calculation is disabled.
4. (Optional.) Configure a
bandwidth reference value
for automatic IS-IS cost
calculation.
bandwidth-reference value
The default setting is 100
Mbps.
Specifying a preference for IS-IS
If multiple routing protocols find routes to the same destination, the route found by the routing protocol
that has the highest preference is selected as the optimal route.
Perform this task to assign a preference to IS-IS directly or by using a routing policy. For more information
about the routing policy, see "Configuring routing policies."
To configure a preference for IS-IS:
Ste
p
Command Remarks
1. Enter system view.
system-view N/A
2. Enter IS-IS IPv4 unicast address
family view or IS-IS IPv4 unicast
topology view.
• Enter IS-IS IPv4 unicast address family view:
a. isis [ process-id ] [ vpn-instance
vpn-instance-name ]
b. cost-style { wide | wide-compatible }
c. address-family ipv4 [ unicast ]
• Enter IS-IS IPv4 unicast topology view:
d. isis [ process-id ] [ vpn-instance
vpn-instance-name ]
e. cost-style { wide | wide-compatible }
f. address-family ipv4 [ unicast ]
g. topology topo-name tid tid
Use either method.
3. Configure a preference for
IS-IS.
preference { preference | route-policy
route-policy-name } *
The default setting is
15.
Configuring the maximum number of ECMP routes
Perform this task to implement load sharing over ECMP routes.
To configure the maximum number of ECMP routes: