Cisco
300-420 · Question #125
An engineer is upgrading a company's main site to include a connection to a second ISP. The company will receive full Internet routing tables from both ISPs via BGP. The engineer must ensure that the
Sign in or unlock 300-420 to reveal the answer and full explanation for question #125. The question stem and answer options stay visible for context.
WAN for Enterprise Networks
Question
An engineer is upgrading a company's main site to include a connection to a second ISP. The company will receive full Internet routing tables from both ISPs via BGP. The engineer must ensure that the company does not become a transit autonomous system. Which solution should be included in this design?
Options
- ATag incoming routes from both ISPs with BGP community no-export.
- BLower the MED for updates sent to the secondary ISP.
- CUse a route-map to prevent all prefixes from being advertised to either ISP.
- DModify the local-preference for routes incoming from the primary ISP.
Unlock 300-420 to see the answer
You've previewed enough free 300-420 questions. Unlock 300-420 for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.
Topics
#BGP#Multi-homing#BGP Communities#Transit AS Prevention