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Lab sec-03 - Extended ACL (Named)
Extended ACLs filter based on source IP, destination IP, protocol, source port, destination port, and various TCP flags. They are
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Labs
Hands-on Cisco IOS XE lab walkthroughs. Each lab ships with a real CML topology, configs you can paste, and verified show output. Articles tagged Labs cover the full CCNA 200-301 blueprint across Network Fundamentals, Network Access, IP Connectivity, IP Services, and Security Fundamentals.
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Lab sec-01 - Line and Enable Passwords (Modern Best Practice)
The first line of defense on any Cisco device is the password configuration. This lab walks through the modern best
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Lab ips-06 - NTP Server and Client
NTP (Network Time Protocol) synchronizes clocks across network devices so that log timestamps are consistent and meaningful. Without NTP, a
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Lab ips-09 - QoS Classification and Marking
QoS - Quality of Service - is how you give priority to traffic that needs it (voice, video) over traffic that does
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Lab ips-08 - SNMPv2c vs SNMPv3
SNMP (Simple Network Management Protocol) is how monitoring systems poll devices for status, counters, and config. SNMPv2c uses community strings
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Lab ips-07 - Syslog and Buffer Sizing
Syslog is the log-collection protocol every network device speaks. Configure your routers and switches to send their logs to
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