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<span style="font-size:small;text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">dear all,</span><div style="font-size:small;text-decoration-style:initial;text-decoration-color:initial">finally, stop the iptables. 2 BIRD routers can establish BGP.</div><div style="font-size:small;text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="font-size:small;text-decoration-style:initial;text-decoration-color:initial">But cannot form BGP with Cisco csr1000v router</div><div style="font-size:small;text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="font-size:small;text-decoration-style:initial;text-decoration-color:initial"><div>    Last error:       Socket: Connection refused <--</div></div><div style="font-size:small;text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="font-size:small;text-decoration-style:initial;text-decoration-color:initial">1. can traceroute from cisco router to a BIRD</div><div style="font-size:small;text-decoration-style:initial;text-decoration-color:initial"><span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">2. cannot traceroute from the BIRD router to the Cisco router</span><br></div><div style="font-size:small;text-decoration-style:initial;text-decoration-color:initial"><span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">3. can ping together</span></div><div style="font-size:small;text-decoration-style:initial;text-decoration-color:initial"><span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">4. <span style="text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">iptables service is stopped on BIRD</span></span></div>

<br><div>Would you please help.</div><div><br></div></div>