Event ID - 30021

Event Id30021
SourceMicrosoft-Windows-RasRoutingProtocols-IPRIP2
DescriptionIPRIPv2 received a packet which was smaller than the minimum size allowed for IPRIP packets. The packet has been discarded. It was received on the local interface with IP address: %1, and it came from the neighboring router with IP address : %2.
Event Information According to Microsoft :
Resolution :
Configure the router to receive packets from the neighboring router or configure authentication settings

To perform this procedure, you must have membership in Administrators , or you must have been delegated the appropriate authority.

Configure a unicast neighbor
To configure a unicast neighbor:
  1. Open Routing and Remote Access. Click Start , click Run , type rrasmgmt.msc , and then press ENTER.
  2. In the console tree, expand IPv4 , and then click RIP .
  3. In the details pane, right-click the interface on which you want to set unicast neighbors, and then click Properties .
  4. On the Neighbors tab , check the settings.
Configure authentication settings

To configure authentication settings:
  1. Open Routing and Remote Access. Click Start , click Run , type rrasmgmt.msc , and then press ENTER.
  2. In the console tree, expand IPv4 , and then click RIP .
  3. In the details pane, right-click the interface on which you want to set unicast neighbors, and then click Properties .
  4. On the General tab, select the Activate authentication check box, and in Password , type a password.
Verify :

To perform this procedure, you must have membership in Administrators , or you must have been delegated the appropriate authority.

To verify that the RTM route has been added:
  • Stop and restart the Routing and Remote Access service.
    1. Click Start , click Run ,type rrasmgmt.msc , and then press ENTER.
    2. Open Routing and Remote Access.
    3. In the console tree, click Server Status.
    4. In the details pane, right-click a server name, point to All Tasks , and click Restart
.
  • View the routing table. In the Routing and Remote Access snap-in, expand IPv4 or IPv6 , right-click Static Routes , and then click Show IP Routing Table.
  • Verify that the route has been added.
    • Reference LinksEvent ID 30021 from Source Microsoft-Windows-RasRoutingProtocols-IPRIP2

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