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Flex links is a network switch feature in Cisco equipment which enables redundancy and load balancing at the layer 2 level. The feature serves as an alternative to Spanning Tree Protocol or link aggregation. [citation needed] A pair of layer 2 interfaces, such as switch ports or port channels, has one interface configured as a backup to the ...
Carrier Routing System (CRS) is a modular and distributed core router developed by Cisco Systems Inc that enables service providers to deliver data, voice, and video services over a scalable IP Next-Generation Network (NGN) infrastructure. In a network topology, these routers are generally positioned in the core or edge of a service provider ...
Cisco Security Monitoring, Analysis, and Response System (MARS) was a security monitoring tool for network devices. Together with the Cisco Security Manager (CSM) product, MARS made up the two primary components of the Cisco Security Management Suite.
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. It evolved from the Cisco operating system SAN-OS, originally developed for its MDS switches. [1] It is based on Wind River Linux and is inter-operable with other Cisco operating systems.
IEEE 802.1Q, often referred to as Dot1q, is the networking standard that supports virtual local area networking (VLANs) on an IEEE 802.3 Ethernet network. The standard defines a system of VLAN tagging for Ethernet frames and the accompanying procedures to be used by bridges and switches in handling such frames.
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Space Data Link Protocol, one of the norms for Space Data Link from the Consultative Committee for Space Data Systems; STP Spanning Tree Protocol; Split multi-link trunking Protocol; Token Ring a protocol developed by IBM; the name can also be used to describe the token passing ring logical topology that it popularized.
Cisco HDLC (cHDLC) is an extension to the High-Level Data Link Control (HDLC) network protocol, and was created by Cisco Systems, Inc. HDLC is a bit-oriented synchronous data link layer protocol that was originally developed by the International Organization for Standardization (ISO). Often described as being a proprietary extension, the ...