| Exam 200-355 | Question id=2347 | Configuration of Client Connectivity |
Which official port should be used when configuring external RADIUS authentication on a Cisco WLC version 7.0?
| A. |
49 | |
| B. |
1645 | |
| C. |
1646 | |
| D. |
1812 | |
| E. |
1813 |
RADIUS authentication uses UDP port 1812, while accounting uses UDP port 1813. Early implementations of RADIUS used ports 1645 and 1646, but that usage is obsolete.