ES4710BD 10 Slots L2/L3/L4 Chassis Switch
Default: The default
Command mode: Interface Mode
Usage Guide: The HELLO packet is a most common packet sent to neighboring layer 3 switches regularly for discovering and maintaining the neighborhood and the election of DR and BDR. The
Example: Setting the
Related command: ip ospf dead-interval
18.4.2.2.11 ip ospf passive-interface
Command: ip ospf
Function: Sets an interface to receive OSPF packets only, the “no ip ospf
Default: The interface receives/sends OSPF packets by default.
Command mode: Interface Mode
Example: Setting Ethernet interface vlan1 to receive OSPF packet only.
18.4.2.2.12 ip ospf priority
Command: ip ospf priority <priority> no ip ospf priority
Function: Set the priority of the interface in “designated layer 3 switch” (DR) election; the “no ip ospf priority” command restores the default setting.
Parameters: < priority> is the priority value, ranging from 0 to 255.
Default: The priority of the interface when electing designated layer 3 switch is 1.
Command mode: Interface Mode
Usage Guide: When two layer 3 switches in the same network segment want to be the “designated layer 3 switch” (DR), the DR is decided by the priority value, the switch with higher priority becomes the DR; if priority values are equal, the switch with the larger
Example: Configuring the priority of the interface when electing a designated layer 3 switch (DR) and excluding interface vlan1 from the election, i.e., set the priority to 0.
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