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300-510 · Question #57
300-510 Question #57: Real Exam Question with Answer & Explanation
The correct answer is B: Configure the send and accept lifetime under key 1. See the full explanation below for the reasoning.
High Availability and Security
Question
Refer to the exhibit. P1 and PE3 Cisco IOS XR routers are directly connected and have this configuration applied. The BGP session is not coming up. Assume that there is no IP reachability problem and both routers can open tcp port 179 to each other. Which action fixes the issue?
Options
- AChange HMAC-MD5 to HMAC-SHA1-20
- BConfigure the send and accept lifetime under key 1
- CChange HMAC-MD5 to MD5
- DChange HMAC-MD5 to HMAC-SHA1-12
Topics
#BGP Authentication#Key Chain#Cisco IOS XR#Control Plane Security
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