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Barracuda Load Balancer ADC

Glossary

jitter

Measure of the difference in packet delay, that is, the difference in the space between packet arrival times. Jitter can be remedied somewhat with a jitter buffer.

JSON
  • Also known as: JavaScript Object Notation

An open, text-based data exchange format (like XML), that is human-readable and platform-independent. Data formatted according to the JSON standard is lightweight and can be parsed by JavaScript implementations.

kb

A kilobit.

Kerberos

A network authentication protocol, designed to provide strong authentication for client/server applications by using secret-key cryptography. Available for free from the Massachusetts Institute of Technology, also available in commercial products.

Launch Configuration

AWS template that an Auto Scaling group uses to launch EC2 instances. Contains AMI, instance type, key pair, security groups, and block device mapping.

layer 4

The transport layer from the ISO/OSI model, which provides end-to-end or host-to-host communication services for applications within a layered architecture of network components and protocols.

Layer 7 Application Control

A legacy feature of the Barracuda NG Firewall. Barracuda Networks recommends using the new Application Control in Barracuda NextGen Firewall instead.

LDAPS
  • Also known as: LDAP over SSL, Secure LDAP

Connection protocol used between application and Network Directory or Domain Controller. LDAPS communication is encrypted and secure.

legacy

Latest maintenance release for the previous major firmware version.

link aggregation
  • Also known as: 802.3ad Link Aggregation, LAG

Operating mode for Ethernet bundles that uses the LACPDU protocol to negotiate automatic bundling links.

link balancing

Dynamically balancing traffic across multiple Internet Service Provider (ISP) links to ensure Internet continuity and availability, even during ISP outages.

link bonding
  • Also known as: multiport link aggregation

Allows you to aggregate multiple physical network links into a single logical link. You can use link aggregation to achieve multi-gigabit capacity to services and servers.