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<span style="font-size:12.8px;text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Dear,</span><div style="font-size:12.8px;text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="font-size:12.8px;text-decoration-style:initial;text-decoration-color:initial">I have a topology with many ASes using BIRD except one. This AS(called SDNRTR) is using a SDN technology and it is programmed to announce some prefixes. When it announces, some of it neighbors(BIRD ASes) are rejecting the announcement. Follow the line in BIRD logs.</div><div style="font-size:12.8px;text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="font-size:12.8px;text-decoration-style:initial;text-decoration-color:initial"><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> SDNRTR: Got UPDATE</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> SDNRTR > added [best] <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> kernel1 < replaced <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> SDNRTR < rejected by protocol <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> R8 < replaced <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> R8: Sending UPDATE</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> SDNRTR: Got UPDATE</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> SDNRTR > removed [replaced] <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> kernel1 < replaced <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> SDNRTR < added <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> R8 < rejected by protocol <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> R8 < removed <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> SDNRTR: Sending UPDATE</div><div style="font-size:12.8px">2018-09-01 21:21:08.000 <TRACE> R8: Sending UPDATE</div><div style="font-size:12.8px">2018-09-01 21:21:08.001 <TRACE> R8: Got UPDATE</div><div style="font-size:12.8px">2018-09-01 21:21:08.001 <TRACE> R8 > removed [sole] <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.001 <TRACE> kernel1 < removed <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.001 <TRACE> SDNRTR < removed <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.001 <TRACE> SDNRTR: Sending UPDATE</div><div style="font-size:12.8px">2018-09-01 21:21:08.001 <TRACE> R8: Got UPDATE</div><div style="font-size:12.8px">2018-09-01 21:21:08.001 <TRACE> R8 > added [best] <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.001 <TRACE> kernel1 < added <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.001 <TRACE> SDNRTR < added <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div><div style="font-size:12.8px">2018-09-01 21:21:08.001 <TRACE> R8 < rejected by protocol <a href="http://10.3.1.0/24">10.3.1.0/24</a> unicast</div></div><div style="font-size:12.8px;text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="font-size:12.8px;text-decoration-style:initial;text-decoration-color:initial">It is showing "rejected by protocol". Do you know what it means? How could i solve this trouble?</div>
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