You might want to check the MTU of the path, or ensure that pmtu is enabled. It looks like you're using a redundant ethernet interface (reth). If you're using a non-standard MTU, make sure it is set correctly for its member interface(s).
________________________________________ From: juniper-nsp [juniper-nsp-boun...@puck.nether.net] On Behalf Of sameer mughal [pcs.same...@gmail.com] Sent: Monday, January 29, 2018 8:20 PM To: juniper-nsp@puck.nether.net Subject: Re: [j-nsp] SRX 550 BGP Flapping I have seen hold time error. what will be the fix on this issue? show bgp neighbor xx.xx.xx.xx Peer: xx.xx.xx.xx+179 AS xxxx Local: xx.xx.xx.xx+56228 AS xxxx Type: External State: Established Flags: <Sync> Last State: OpenConfirm Last Event: RecvKeepAlive Last Error: Hold Timer Expired Error Export: [ IMPORT-LAN-INTO-BGP ] Import: [ Reject-BGP ] Options: <Preference LocalAddress AuthKey PeerAS Refresh> Options: <AdvertisePeerAs> Authentication key is configured Local Address: xx.xx.xx.xx Holdtime: 90 Preference: 170 Number of flaps: 30 Last flap event: HoldTime Error: 'Hold Timer Expired Error' Sent: 30 Recv: 0 Peer ID: xx.xx.xx.xx Local ID: xx.xx.xx.xx Active Holdtime: 90 Keepalive Interval: 30 Group index: 0 Peer index: 0 BFD: disabled, down Local Interface: reth2.0 NLRI for restart configured on peer: inet-unicast NLRI advertised by peer: inet-unicast NLRI for this session: inet-unicast Peer supports Refresh capability (2) Stale routes from peer are kept for: 300 Peer does not support Restarter functionality Peer does not support Receiver functionality Peer does not support LLGR Restarter or Receiver functionality Peer supports 4 byte AS extension (peer-as xx.xx.xx.xx) Peer does not support Addpath Table inet.0 Bit: 10000 RIB State: BGP restart is complete <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=icon> Virus-free. www.avast.com <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=link> <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> On Tue, Jan 30, 2018 at 9:14 AM, sameer mughal <pcs.same...@gmail.com> wrote: > Hi, > Can anyone help me on this bgp flapping issue? > > show bgp summary > Groups: 1 Peers: 1 Down peers: 0 > Table Tot Paths Act Paths Suppressed History Damp State > Pending > inet.0 > 37 31 0 0 0 > 0 > Peer AS InPkt OutPkt OutQ Flaps Last > Up/Dwn State|#Active/Received/Accepted/Damped... > xx.xx.xx.xx 9541 86 70 0 *30 * > 28:28 31/37/36/0 0/0/0/0 > > {primary:node0} > > Peer: xx.xx.xx.xx +179 AS 9541 Local: xx.xx.xx.xx +56228 AS 64520 > Type: External State: Established Flags: <Sync> > Last State: OpenConfirm Last Event: RecvKeepAlive > Last Error: Hold Timer Expired Error > Export: [ IMPORT-LAN-INTO-BGP ] Import: [ Reject-BGP ] > Options: <Preference LocalAddress AuthKey PeerAS Refresh> > Options: <AdvertisePeerAs> > Authentication key is configured > Local Address: 192.168.111.74 Holdtime: 90 Preference: 170 > Number of flaps: 30 > Last flap event: HoldTime > Error: 'Hold Timer Expired Error' Sent: 30 Recv: 0 > Peer ID: xx.xx.xx.xx Local ID: xx.xx.xx.xx Active Holdtime: 90 > Keepalive Interval: 30 Group index: 0 Peer index: 0 > BFD: disabled, down > Local Interface: reth2.0 > NLRI for restart configured on peer: inet-unicast > NLRI advertised by peer: inet-unicast > NLRI for this session: inet-unicast > Peer supports Refresh capability (2) > Stale routes from peer are kept for: 300 > Peer does not support Restarter functionality > Peer does not support Receiver functionality > Peer does not support LLGR Restarter or Receiver functionality > Peer supports 4 byte AS extension (peer-as 9541) > Peer does not support Addpath > Table inet.0 Bit: 10000 > RIB State: BGP restart is complete > Send state: in sync > Active prefixes: 31 > Received prefixes: 37 > Accepted prefixes: 36 > Suppressed due to damping: 0 > Advertised prefixes: 48 > Last traffic (seconds): Received 28 Sent 10 Checked 58 > Input messages: Total 80 Updates 30 Refreshes 0 Octets 2749 > Output messages: Total 64 Updates 5 Refreshes 0 Octets 1618 > Output Queue[0]: 0 (inet.0, inet-unicast) > > > <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=icon> > Virus-free. > www.avast.com > <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=link> > <#m_-4192711485207260329_DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> > _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp