BGP Connection Not Connecting on NSX-T edge node due to TCP: MD5 Hash failed

Products

• VMware NSX

Issue/Introduction

• This is a known issue with the MD5 checksum and BGP
• BGP connection is not established with the peer
  
  Log Snippets:

/var/log/syslog
2023-05-23T20:37:39.064Z edgenode.localhost kernel - - - [10027703.550290] TCP: MD5 Hash failed for (source-bgp-ip, 46784)->(destination-bgp-ip, 179)

Environment

VMware NSX-T Data Center

Cause

$ is not a supported character for BGP password and will return MD5 checksum error.

Resolution

This is a known issue.

Workaround:

• Remove the special character $ from the password. Connection issues caused by specific character parsing will be resolved.
  
  

Additional Information