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Log Reference

CloudEngine 8800, 7800, 6800, and 5800 V200R005C00

This document provides the explanations, causes, and recommended actions of logs on the product.
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BGP/6/PEER_STATE_CHG

BGP/6/PEER_STATE_CHG

Message

BGP/6/PEER_STATE_CHG:The state of the peer changed after receiving an event. (PrevState=[prev-state], CurrState=[curr-state], InputEvent=[input-event], Peer=[peer-address], VpnInstance=[VpnInstance])

Description

The state of a specified peer changed.

Parameters

Parameter Name Parameter Meaning

PrevState

Previous state:
  • Idle: indicates that BGP denies any connection request. This is the initial status of BGP.
  • Connect: indicates that BGP is waiting for the establishment of the TCP connection before performing further actions.
  • Active: indicates that BGP tries to establish a TCP connection. This is the intermediate status of BGP.
  • OpenSent: indicates that BGP is waiting for an Open message from the peer.
  • OpenConfirm: indicates that BGP waits for a Notification message or a Keepalive message.
  • Established: indicates that BGP peers can exchange Update, Notification, and Keepalive messages.

CurrState

Current state:
  • Idle: indicates that BGP denies any connection request. This is the initial status of BGP.
  • Connect: indicates that BGP is waiting for the establishment of the TCP connection before performing further actions.
  • Active: indicates that BGP tries to establish a TCP connection. This is the intermediate status of BGP.
  • OpenSent: indicates that BGP is waiting for an Open message from the peer.
  • OpenConfirm: indicates that BGP waits for a Notification message or a Keepalive message.
  • Established: indicates that BGP peers can exchange Update, Notification, and Keepalive messages.

InputEvent

Input event:
  • START: creates a connection.
  • STOP: interrupts a connection.
  • IH_TIMER: indicates that the idle hold timer expires.
  • CR_TIMER: indicates that the connect retry timer expires.
  • OD_TIMER: indicates that the Open delay timer expires.
  • HOLD_TIMER: indicates that the hold timer expires.
  • KA_TIMER: indicates that the keepalive timer expires.
  • TCP_SUCCEED: indicates that the TCP connection is established successfully.
  • TCP_FAIL: indicates that the TCP connection fails to be established.
  • TCP_INCOMING: indicates that a request for establishing a TCP connection is received.
  • RECV_OPEN: indicates that an Open message is received.
  • RECV_KA: indicates that a Keepalive message was received.
  • RECV_UPDATE: indicates that an Update message was received.
  • RECV_RR: indicates that a message carrying the Route-Refresh option is received.
  • RECV_NOTIF: indicates that a Notification message is received.
  • RECV_NOTIF_VER: indicates that a message indicating an incorrect BGP version is received.
  • RECV_HEAD_ERR: indicates that an incorrect BGP packet header is received.
  • RECV_OPEN_ERR: indicates that an error Open message is received.
  • RECV_UPDATE_ERR: indicates that an error Update message is received.
  • RECV_RR_ERR: indicates that an error message containing the Route-Refresh option is received.
  • OPEN_COLLION_DUMP: closes a collision connection.
  • LINK_UNREACHABLE_DETECTED: indicates that the link is unreachable.

Peer

IP address of a peer

VpnInstance

Name of a VPN instance

Possible Causes

The state of a specified peer changed.

Procedure

  • This log message is informational only, and no action is required.
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Updated: 2019-04-20

Document ID: EDOC1100039602

Views: 115067

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