A company is experiencing slow data transfers over its WAN. To address this, what WAN optimization technique would be most effective?
- Compression
- Caching
- Quality of Service (QoS)
- Traffic Shaping
Compression is a WAN optimization technique that reduces the size of data transferred over the network, improving data transfer speeds.
Syslog messages are categorized into different levels, where a level of 0 represents _______.
- Emergency
- Debugging
- Critical
- Alert
In syslog, a level of 0 represents Emergency, indicating the most severe and critical messages.
What is EtherChannel primarily used for in network configurations?
- Assigning IP addresses
- Encrypting data transmission
- Load balancing
- Reducing network congestion
EtherChannel is primarily used for load balancing in network configurations, distributing traffic across multiple links.
What is the primary purpose of using passwords in network device security?
- Authentication
- Authorization
- Confidentiality
- Integrity
Passwords in network device security primarily serve the purpose of authentication, ensuring that users are who they claim to be.
The _______ topology is preferred in networks where reconfiguration, scalability, and fault tolerance are critical factors.
- Hybrid
- Mesh
- Ring
- Star
The Mesh topology is preferred in networks where reconfiguration, scalability, and fault tolerance are critical factors. Mesh networks provide high fault tolerance and scalability due to multiple connections.
In a network with high mobility and frequent device changes, what DHCP feature should be emphasized to manage network addresses effectively?
- DHCP Reservation
- DHCP Relay Agent
- DHCP Lease Time
- DHCP Option 82
A shorter DHCP lease time should be emphasized in a network with high mobility and frequent device changes to manage network addresses effectively.
Automating network security tasks is often done using ________, which help in identifying and mitigating security threats.
- Intrusion Detection Systems
- Firewalls
- VPNs
- Access Control Lists
Automating network security tasks is often done using Intrusion Detection Systems, which help in identifying and mitigating security threats.
Which feature in Layer 2 security helps prevent DHCP starvation attacks?
- DHCP Snooping
- MAC Filtering
- Port Security
- VLANs
DHCP Snooping is a Layer 2 security feature that helps prevent DHCP starvation attacks by inspecting and filtering DHCP messages.
What is the effect of placing an ACL close to the source of traffic in a network?
- Causes network congestion
- Decreases network performance
- Has no impact on network traffic
- Increases network security
Placing an ACL close to the source of traffic increases network security by filtering unwanted traffic before it enters the network.
What is the primary purpose of SNMP (Simple Network Management Protocol) in network management?
- Network Monitoring
- Device Configuration
- File Sharing
- Web Browsing
SNMP is primarily used for network monitoring, allowing devices to be managed and monitored remotely.