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The inside of a Cisco 1900-series switch. Catalyst is the brand for a variety of network switches, wireless controllers, and wireless access points sold by Cisco Systems.While commonly associated with Ethernet switches, a number of different types of network interfaces have been available throughout the history of the brand.
Private VLAN, also known as port isolation, is a technique in computer networking where a VLAN contains switch ports that are restricted such that they can only communicate with a given uplink.
NX-OS is a network operating system for the Nexus-series Ethernet switches and MDS-series Fibre Channel storage area network switches made by Cisco Systems. [1] It evolved from the Cisco operating system SAN-OS, originally developed for its MDS switches. Cisco is responsible for its development and maintenance. [1]
IEEE 802.3 is a working group and a collection of standards defining the physical layer and data link layer's media access control (MAC) of wired Ethernet.The standards are produced by the working group of the Institute of Electrical and Electronics Engineers (IEEE).
By Raphael Satter and AJ Vicens-Hackers have compromised several different companies' Chrome browser extensions in a series of intrusions dating back to mid-December, according to one of the ...
Cisco LAN2LAN Personal Office for ISDN', created by Cisco Systems, was an entry-level ISDN remote access solution intended to be used by remote teleworkers, small remote sites, and schools. Dial on demand was heavily featured, as the product was from an era where time online and data transfers were cost prohibitive.
7400/7410 350–550 MHz, uses AltiVec, a SIMD extension of the original PPC specs; 7440/7450 micro-architecture family up to 1.5 GHz and 256 kB on-chip L2 cache and improved Altivec
The Cisco IOS monolithic kernel does not implement memory protection for the data of different processes. The entire physical memory is mapped into one virtual address space. The Cisco IOS kernel does not perform any memory paging or swapping. Therefore the addressable memory is limited to the physical memory of the network device on which the ...