@Override
  public String toString() {
    StringBuilder sb = new StringBuilder(100);

    sb.append("MemberData[");
    if (name != null && name.length() > 0) {
      sb.append("name=").append(name).append(';');
    }
    sb.append("addr=").append(inetAddr).append(";port=").append(udpPort)
        .append(";kind=").append(vmKind).append(";processId=").append(processId)
        .append(";viewId=").append(vmViewId);
    if (getVersionOrdinal() != KnownVersion.CURRENT_ORDINAL) {
      sb.append(";version=").append(getVersionOrdinal());
    }
    sb.append("]");
    return sb.toString();
  }
return the jgroups logical address for this member, if it's been established
geode-membership/src/main/java/org/apache/geode/distributed/internal/membership/gms/GMSMemberData.java