Command Manual – Routing Protocol 
Quidway S8500 Series Routing Switches  Chapter 3  OSPF Configuration Commands
 
Huawei Technologies Proprietary 
3-42 
Parameter 
None 
Description 
Use the ospf mtu-enable command to enable the interface to write MTU value when 
sending DD packets. 
Use the undo ospf mtu-enable command to restore the default settings.  
By default, The MTU value is 0 when the interface sends DD packets, i.e. the actual 
MTU value of the interface is not written. 
Database Description (DD) packets are used to describe its own LSDB when the router 
running OSPF protocol is synchronizing the database. 
The default MTU value of DD packet is 0. With this command, the specified interface 
can be set manually to write the MTU value area in DD packets when sending DD 
packets, namely, the actual MTU value of the interface is written in. 
Example 
# Set interface Vlan-interface 3 to write MTU value field when sending DD packets. 
[Quidway] interface Vlan-interface 3 
[Quidway-Vlan-interface3] ospf mtu-enable 
3.1.42  ospf network-type 
Syntax 
ospf network-type { broadcast | nbma | p2mp | p2p } 
undo ospf network-type 
View 
Interface view 
Parameter 
broadcast: Changes the interface network type to broadcast. 
nbma: Changes the interface network type to NBMA. 
p2mp: Changes the interface network type to p2mp. 
p2p: Changes the interface network type to point-to-point. 
Description 
Use the ospf network-type command to configure the network type of OSPF interface. 
Use the undo ospf network-type command to restore the default network type of the 
OSPF interface.