When login via ssh, stuck at "debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP"
Issue
When SSH login stuck and added "-vvv" option, we saw that it hung with below messages.
<snip>
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<3072<8192) sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP
Environment
- Red Hat Enterprise Linux (RHEL) 7
- Interface with MTU 9000
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