KTI KGS-3120, Руководство по эксплуатации

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The format of the Hello packet is shown below:
Hello Packet
Field Description
Network Mask The network mask associated with this interface.
Options The optional capabilities supported by the router.
Hello Interval The number of seconds between this router’ s Hello packets.
Router Priority This router’ s Router Priority. The Router Priority is used in the
election of the DR and BDR. If this field is set to 0, the router is
ineligible become the DR or the BDR.
Router Dead Interval The number of seconds that must pass before declaring a silent
router as down.
Designated Router The identity of the DR for this network, in the view of the advertis-
ing router. The DR is identified here by its IP interface address on
the network.
Backup Designated Router The identity of the Backup Designated Router (BDR) for this
network. The BDR is identified here by its IP interface address on
the network. This field is set to 0.0.0.0 if there is no BDR.
Field Description
Neighbor The Router Ids of each router from whom valid Hello packets have
been seen within the Router Dead Interval on the network.