Hi, I m trying to run BGP through the GRE tunnel, Tunnel is working fine. *Though i am seeing following error logs on bird.* 2015-09-07 20:29:34 <TRACE> vpn: Connecting to 10.200.206.250 from local address 10.200.206.249 2015-09-07 20:29:34 <TRACE> vpn: Connection lost (No route to host) *My bird.conf file has a follwing configuration for BGP through the GRE tunnel.* protocol bgp vpn { local as 65530; source address 10.200.206.249; neighbor 10.200.206.250 as 65531; import all; } *and following is the tunnel config on interface file, Tunnel is verified and working pretty fine.* auto gre-vpn iface gre-vpn inet tunnel address 10.200.206.249 mode gre endpoint 10.200.206.6 dstaddr 10.200.206.250 local 10.200.206.4 ttl 255 netmask 255.255.255.252 *Ping works* root@fk-cloud-none-210121:/home/iaas# ping 10.200.206.250 -I 10.200.206.249 PING 10.200.206.250 (10.200.206.250) from 10.200.206.249 : 56(84) bytes of data. 64 bytes from 10.200.206.250: icmp_seq=1 ttl=64 time=19.5 ms 64 bytes from 10.200.206.250: icmp_seq=2 ttl=64 time=19.4 ms 64 bytes from 10.200.206.250: icmp_seq=3 ttl=64 time=19.4 ms Please let me know what is the issue with the bird.conf here which i might have missed. Thanks, Ajay -- ------------------------------------------------------------------------------------------------------------------------------------------ This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error please notify the system manager. This message contains confidential information and is intended only for the individual named. If you are not the named addressee you should not disseminate, distribute or copy this e-mail. Please notify the sender immediately by e-mail if you have received this e-mail by mistake and delete this e-mail from your system. If you are not the intended recipient you are notified that disclosing, copying, distributing or taking any action in reliance on the contents of this information is strictly prohibited. Although Flipkart has taken reasonable precautions to ensure no viruses are present in this email, the company cannot accept responsibility for any loss or damage arising from the use of this email or attachments