NgSwitch

<ng-container [ngSwitch]="row.promotion_type">
<span *ngSwitchCase="0">Coupon</span>
<span *ngSwitchCase="1">Instore</span>
<span *ngSwitchCase="2">Message</span>
</ng-container>

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Check to be sure that port 22 is enabled before you reload

 https://superuser.com/questions/590600/ufw-is-active-but-not-enabled-why etting  ENABLED=yes  in  /etc/ufw/ufw.conf  did it for me. $ sudo ...