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Understanding "XLATE" (translation) table in Cisco ASA Firewall

The Network DNA

Understanding "XLATE" (translation) table in Cisco ASA Firewall Many of you already heard about the "XLATE" table in Cisco ASA Firewall but some of you want to understand what exactly it is and what is the purpose of this table. Cisco ASA XLATE Table Real IP Address: The actual IP address assigned to a device within a private network.

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What is a TCP Port: Different Between TCP and UDP Ports

NW Kings

Understanding TCP ports is essential for managing network traffic and ensuring effective communication. But what is a TCP port? This blog will delve into what a TCP port is, how it works, its significance in networking, and the different types of ports, including well-known and dynamic ports. What is a TCP Port?

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CCNA: IP Routing

The Network DNA

This address is called the layer 3 address or IP address. A process to analyze the layer 3 header and taking the forwarding decision based on the destination address is called the routing. Routing is performed by routers, firewalls, multi-layer switches and gateways.

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How to find applications with NetFlow

Kentik

Source IP address. Destination IP address. IP protocol. Source port for UDP or TCP, 0 for other protocols. Destination port for UDP or TCP, type and code for ICMP, or 0 for other protocols. IP type of service. It’s pretty much impossible to block HTTP and HTTPS ports at the firewall.

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Resilience and Redundancy in Networking

Kentik

Message integrity and guaranteed delivery with TCP/IP Because IP does not require acknowledgments from endpoints, it does not ensure delivery; therefore, it is considered an unreliable protocol. On the other hand, Transmission Control Protocol (TCP) provides a connection-based, reliable byte stream.

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eBPF Explained: Why it's Important for Observability

Kentik

event(data) duration = float(event) / 1000000 print("TCP retransmit detected (duration: %0.2f You can modify the program to capture other information as well, such as the number of retransmit attempts or the source and destination IP addresses of the affected packets. The first is for networking, specifically routing.

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Cato SASE Cloud: Enjoy Simplified Configuration and Centralized, Global Policy Delivery

CATO Networks

This includes elements like IP address, subnet, username, group membership, hostname, remote user, site, and more. Included features like QoS, TCP Acceleration, and Packet Loss Mitigation allow customers to fine-tune performance to their needs. Catos WAN Firewall provides granular control of traffic between all connected edges.

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