SOURCE

var pattern1 = /ospf\s+authentication/g;
var pattern2 = /ospf/g;
var a = "ZJHZ-CYY1-2F-A08-FH5700-pmgmt-TOR01#show running-config include substring auth \n" +
            " no auth-degenerate\n" +
            "!\n" +
            " ospf  sshd auth pubkey\n" +
            "!\n" +
            " login authentication local\n" +
            " login authentication local\n" +
            "!\n" +
            "!end";

var mat1 = pattern1.test(a);
var mat2 = pattern2.test(a);
var bool = false;
if(mat2){
    if(mat1){
       bool = true; 
    }
}else{
    bool = true;
}
console.log(bool)

a.replace(/(^\s*)|(\s*$)/g, "");  
console.log(a);