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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 ...
Collaboration Systems—Cisco TelePresence (Cisco Manufacturing Mobile Video Collaboration with Librestream, Cisco acquired Tandberg, the world leader in Telepresence systems), [13] IP Telephony (VoIP), Servers and Appliances; Cisco Unified IP Phones—Wireless IP Phone 7920, 7945, 7965, 7942, 8900 series, 9900 series, 6900 series
Exceptions include some Cisco Catalyst switches, which run IOS XE, and Cisco ASR routers, which run either IOS XE or IOS XR; both are Linux-based operating systems. For data center environments, Cisco Nexus switches ( Ethernet ) and Cisco MDS switches ( Fibre Channel ) both run Cisco NX-OS , also a Linux-based operating system.
Cisco ASR 9000 series routers are routers designed for the service provider market. It runs the IOS XR Linux-based operating system. [6] Its major characteristics are: IOS XR uses a less verbose configuration syntax compared to Cisco IOS and Cisco IOS XE; Designed for Metro Ethernet networks; Designed for video and other high bandwidth applications
Some devices with dual-band wireless network connectivity do not allow the user to select the 2.4 GHz or 5 GHz band (or even a particular radio or SSID) when using Wi-Fi Protected Setup, unless the wireless access point has separate WPS button for each band or radio; however, a number of later wireless routers with multiple frequency bands and ...
Phone support is available for account management and password reset help, Mon-Fri: 8am-12am ET; Sat: 8am-10pm ET. For additional hours of operation for different services visit our support options page for contact info.