In BGP, what is the significance of the LOCAL_PREF attribute in route selection?
- It indicates the route's origin
- It represents the autonomous system number
- It specifies the preferred exit point for outbound traffic
- It determines the administrative distance
The LOCAL_PREF attribute in BGP is significant as it specifies the preferred exit point for outbound traffic in route selection.
To enable many users in a local network to access the internet simultaneously, _________ technique is employed.
- NAT (Network Address Translation)
- Proxy Server
- VLAN (Virtual Local Area Network)
- VPN (Virtual Private Network)
Network Address Translation (NAT) is employed to enable many users in a local network to access the internet simultaneously.
A company's security policy requires that all remote communications with the corporate network must be encrypted and authenticated. Which technology would best fit these requirements?
- VPN (Virtual Private Network)
- SSL/TLS (Secure Sockets Layer/Transport Layer Security)
- IPsec (Internet Protocol Security)
- SSH (Secure Shell)
IPsec is commonly used for encrypting and authenticating remote communications, making it suitable for the described security policy.
In advanced network automation, what is the significance of using containerization technologies like Docker?
- Containers isolate network configurations for security
- Docker simplifies the deployment and scaling of network applications
- Containerization reduces the need for network automation
- Docker provides a graphical user interface for network management
Containerization technologies like Docker simplify the deployment and scaling of network applications in advanced network automation, enhancing flexibility and efficiency.
IPSec's ________ mode encrypts the entire IP packet for secure data transmission.
- Transport
- Tunnel
- Network
- Security
IPSec's Tunnel mode encrypts the entire IP packet for secure data transmission.
What is the role of YAML in network automation scripts?
- It defines network protocols for communication.
- It is used for configuring network devices directly.
- It is a scripting language for automation.
- It provides a human-readable data format for configuration files.
YAML in network automation scripts plays the role of providing a human-readable data format for configuration files, making it easier for users to understand and modify configurations.
An organization requires a centralized logging solution for their multi-vendor network devices. Which protocol would best suit this requirement?
- Syslog
- SNMP
- NetFlow
- ICMP
Syslog is a protocol used for centralized logging in a network. It is suitable for collecting and managing logs from multi-vendor network devices.
To prevent unauthorized device access, it is recommended to change ________ regularly.
- IP address
- MAC address
- Passwords
- Encryption keys
To prevent unauthorized device access, it is recommended to change passwords regularly.
To enhance security, a network administrator needs to restrict access to the SSH and Telnet services on their routers. Which type of ACL would be most appropriate for this purpose?
- Extended ACL
- Named ACL
- Reflexive ACL
- Standard ACL
An extended ACL is suitable for filtering based on specific services such as SSH and Telnet, using port numbers.
An ISP needs to manage different types of traffic from various customers effectively. Which QoS strategy should they employ to ensure fair bandwidth distribution?
- Class-Based Weighted Fair Queuing (CBWFQ)
- Traffic Shaping
- Weighted Random Early Detection (WRED)
- Hierarchical Queuing Framework
Class-Based Weighted Fair Queuing (CBWFQ) allows ISPs to manage different types of traffic effectively by assigning bandwidth based on defined classes, ensuring fair distribution.