Critical glibc buffer overflow vulnerability in getaddrinfo() on Linux (CVE-2015-7547 & CVE-2015-5229) In early 2015 we were startled by the “Ghost” vulnerability (CVE-2015-0235). Now, it’s time for a similar DNS-based remote code execution vulnerability, split into 2 vulnerabilities: CVE-2015-7547 & CVE-2015-5229. This vulnerability was discovered by Google’s security team. What’s the vulnerability? Red Hat has
I have decided to publish CCNA LAB on packet tracer for students to practice for CCNA exams. You will required Packet Tracer 6.1 or above to open these labs. This is Second lab for CCNA, to get first lab click here CCNA LAB 2 Purpose of this CCNA lab is to check knowledge of:- RIP
Cisco Terminal Server When you have multiple devices and you want their console access or when you have to configure devices remotely then only way to do that is to use Terminal server. Cisco Terminal server is basically a device which use octal cable or roll over cable to connect console port of other devices.
For connectivity between Devices we use different types of Network Cables, basically divided in 2 types Optical Fiber Cable (OFC) and Copper Cable. Optical Fiber Cable:- OFC Network cable contain optical fibers these used to carry light. OFC are typically coated with plastic layers and contained in a protective tube. Different types of