A GRE (Generic Routing Encapsulation) tunnel in Cisco is a method of encapsulating and tunneling network traffic over an IP network. It allows the creation of a virtual point-to-point link
Category: Network
![](https://barisyuksel.com.tr/wp-content/uploads/2024/02/general_diagram.png)
IPsec, short for Internet Protocol Security, is a suite of protocols used to ensure secure communication over IP networks. It provides security services at the IP layer by enabling encryption,
![](https://barisyuksel.com.tr/wp-content/uploads/2023/10/cisco_asa_transparent_firewall.png)
Cisco ASA (Adaptive Security Appliance) is a security device that provides firewall, VPN, and other security services for networks. It can operate in multiple modes, including Routed Mode and Transparent
![](https://barisyuksel.com.tr/wp-content/uploads/2023/08/general_topology-1.png)
A DNS server, or Domain Name System server, is a crucial component of the internet infrastructure that helps translate human-readable domain names into IP addresses. Domain names are the familiar
![](https://barisyuksel.com.tr/wp-content/uploads/2023/08/syslog_server2.png)
On Cisco networking devices, a syslog server refers to a system or application that collects, stores, and manages log messages generated by the Cisco devices. These log messages contain valuable
![](https://barisyuksel.com.tr/wp-content/uploads/2023/08/hsrp_diagram.png)
HSRP, or the Hot Standby Router Protocol, is a Cisco proprietary protocol that enables two or more routers to work together in a group to present the illusion of a
![](https://barisyuksel.com.tr/wp-content/uploads/2023/07/EIGRP-General-1.png)
EIGRP, which stands for Enhanced Interior Gateway Routing Protocol, is a dynamic routing protocol used in computer networks to help routers exchange routing information efficiently. It was developed by Cisco
![](https://barisyuksel.com.tr/wp-content/uploads/2023/05/cisco_asa_header.png)
Cisco ASA (Adaptive Security Appliance) is a firewall and network security device produced by Cisco Systems. It provides advanced firewall, VPN (Virtual Private Network), and intrusion prevention capabilities to protect