CISCO A903-RCKMNT-19IN ASR 9000 Series

A903-RCKMNT-19IN is a CISCO enterprise network switch listed by YYST Global for campus switching, data center expansion, spare replacement and network refresh projects. This page is intended for buyers comparing replacement parts, project supply, spare inventory and quote options.

YYST Global helps enterprise customers confirm model information, product category, condition, availability and sourcing route before purchase. For time-sensitive projects, send the model number and required quantity so our sales team can check stock, lead time and compatible alternatives.

Product name: A903-RCKMNT-19IN Cisco ASR 903 Accessory. Category: Cisco ASR 9000 Series. Condition: New Factory Sealed.

Feature	Benefit
Highly scalable fabric	●  Designed to support high 1-, 10-, 25- 40- 100- and 400-Gbps port densities ●  Provides built-in scalability for investment protection
Control of up to seven switch fabric cards	Offers traffic load balancing simultaneously across up to seven fabrics
Distributed-forwarding-plane architecture	Allows line cards to support independent forwarding for enhanced performance and scale
Memoryless switch fabric	Provides transparent nonblocking, low-latency packet forwarding
Virtual output queuing and arbitration	●  Offers service intelligence with prioritization of traffic (unicast and multicast) ●  Provides efficient congestion-management mechanism and avoids problems related to head-of-line blocking
Centralized arbiter	Uses an efficient credit mechanism to help ensure transparent switchover with zero packet loss
IEEE 1588 support	Delivers timing services over the packet network efficiently and reliably