Exam 300-510 topic 1 question 127 discussion

Actual exam question from Cisco's 300-510

Question #: 127
Topic #: 1

Refer to the exhibit. Company A established BGP sessions with several ISPs. A network engineer at the company must filter out all traffic except for routes that transit AS 152. The engineer configured the filtering policy "permit _152$_(_[0-9])" on R1, but after applying the configuration, the engineer notices that other routes are still visible. Which action resolves the issue?

A. Add a second filtering policy in the format ip access-list 1 permit ^152_([0-9]+).
B. Add a second filtering policy in the format ip prefix-list 1 permit ^152^.
C. Change the filtering policy to ip explicit-path 1 permit $152^.
D. Change the filtering policy to ip as-path access-list 1 permit _152_.

Show Suggested Answer

Suggested Answer: D 🗳️

by thejag at Dec. 14, 2023, 10:26 p.m.