bastion not be able to connect to the OpenShift nodes

[Forest-L]

1、 machine has been successful

[root@bj-wlc-dev-10-255-191-75 ~]# virsh list --all
 Id   Name                    State
----------------------------------------
 2    vm                      running
 3    test1-gbxcm-master-0    running
 4    test1-gbxcm-bootstrap   running
 28   ocp4-bastion            running
 29   ocp4-bootstrap          running
 30   ocp4-master1            running
 31   ocp4-master2            running
 32   ocp4-master3            running
 33   ocp4-worker1            running
 34   ocp4-worker2            running
 35   ljluserver              running
 37   ljluserver1             running
 -    ocp4-worker3            shut off

2、login bastion, but bastion not be able to connect to the OpenShift nodes

ssh: connect to host ocp4-worker1.cnv.example.com port 22: Connection timed out