| | 259 | |
| | 260 | The DNS probe will look up the IP address of www.nsrc.org using any other open DNS server (resolver) you specify in the Targets file. You will see this a bit further on in the exercises. |
| | 261 | |
| | 262 | Now Save and exit from the file and verify that your changes are working: |
| | 263 | {{{ |
| | 264 | # systemctl restart smokeping |
| | 265 | # tail -F /var/log/syslog |
| | 266 | }}} |
| | 267 | === Add HTTP latency checks for the Workshop Hosts === |
| | 268 | Edit the Targets file again and go to the end of the file: |
| | 269 | {{{ |
| | 270 | # vim Targets |
| | 271 | }}} |
| | 272 | |
| | 273 | {{{ |
| | 274 | # |
| | 275 | # Local Web server response |
| | 276 | # |
| | 277 | |
| | 278 | +HTTP |
| | 279 | |
| | 280 | menu = Local HTTP Response |
| | 281 | title = HTTP Response DMZ web |
| | 282 | |
| | 283 | ++DMZ-Web |
| | 284 | |
| | 285 | menu = DMZ Web |
| | 286 | title = DMZ Web HTTP response time |
| | 287 | probe = EchoPingHttp |
| | 288 | host = 172.30.1.20 |
| | 289 | }}} |
| | 290 | you can add multiple web servers as you needed. |
| | 291 | |