Pearson Test Prep - Services
5 important questions on Pearson Test Prep - Services
What are a few important facts to note about timestamps in log messages?
2. Default without milliseconds
3. Datetime prepends current date and time (Default in UTC)
4. Year prepends the current year
What is important to note about timezones in IOS?
For example: Clock Timezone CET -8
So timezones doesn't have to correspond to real timezones.
Explain the ip sla schedule command
[Life {forever | Seconds}] (Default 3600 seconds)
[start-time {hr mm ss month day ......
[ageout {seconds]
[recurring]
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What are 4 IPv6 first-hop security mechanisms?
Configured per interface, analyzes RAs and discards unwanted ones.
2. DHCPv6 Guard
Prevents unauthorized DHCP servers to give out addresses, redirect client traffic or starve out DHCP servers.
3. IPv6 Neighbor Discovery Inspection/IPv6 Snooping
Learns and populates the binding table for SLAAC addresses. Analyzes ND messages and verifies neighbors.
4. Source Guard
Layer 2 snooping interface feature, if traffic on an interface is from an unkown source it can be blocked by Source Guard.
What information do IPv6 first-hop security features use to do their tasks?
It contains the Link-Layer address, IPv4 or IPv6 address and the prefix binding.
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