Cisco C9300X-12Y-E Switch
12 Multi-Rate Ports: Supports 1G, 10G, and 25G SFP28 fiber.
Next-Gen Performance: Powered by the UADP 3.0 ASIC for wire-speed switching.
100G Uplink Ready: Supports high-density 40G and 100G modular uplinks.
Elite Security: Hardware-anchored AES-256 MACsec encryption.
App Hosting: Enhanced CPU and RAM for running network micro-services.
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Cisco C9300X-12Y-E Switch
The Cisco C9300X-12Y-E Switch is a flagship model in the Catalyst 9300X family, specifically engineered for high-bandwidth fiber-optic environments. The “Y” in the model name indicates support for 25G SFP28 ports, providing a massive jump in speed compared to traditional 1G or 10G switches. Running the Network Essentials license, it delivers advanced hardware-based security and performance for modern, high-speed enterprise networks.
Key Features and Capabilities
Built on the next-generation UADP 3.0 ASIC, this switch is designed to handle the massive data throughput required by Wi-Fi 6E and modern data centers.
12 Multi-Rate Fiber Ports : Features 12 ports that support 1G/10G/25G SFP28, offering extreme flexibility for connecting servers or high-speed uplinks.
Modular Uplinks : Supports high-performance network modules including $40G$ and 100G (QSFP28) options, ensuring your network backbone is future-proof.
StackWise-480/1T : While compatible with the standard StackWise-480, it is designed to support up to 1 Tbps of stacking bandwidth in specific configurations, the highest in its class.
App Hosting Capability : Equipped with an x86 CPU and increased memory, allowing you to run containerized applications (like ThousandEyes) directly on the switch.
Unmatched Security : Provides advanced hardware-anchored security with AES-256 MACsec encryption, the highest standard for protecting data in transit.
Full Layer 3 Connectivity : Offers robust Layer 3 routing capabilities, including OSPF, EIGRP, and BGP, optimized for the Network Essentials tier.
Ideal Use Cases
The C9300X-12Y-E is a “Powerhouse” intended for high-end infrastructure:
Campus Core/Distribution : Serving as the central point for a medium-sized enterprise network, aggregating multiple 10G or 25G links.
High-Performance Computing : Ideal for connecting high-speed servers and storage arrays in a localized data center environment.
Future-Proofing : For organizations transitioning from 10G to 25G as their standard backbone speed.
Secure Aggregation : Perfect for government or financial sectors requiring the strongest AES-256 hardware encryption.
Technical Specifications
| Feature | Specification |
| Downlink Ports | 12 x 1/10/25G SFP28 (Fiber) |
| Uplink Interfaces | Modular (Up to 100G QSFP28) |
| Switching Capacity | 600 Gbps (Standalone) |
| Stacking Bandwidth | Up to 1 Tbps (StackWise-1T) |
| Forwarding Rate | 446.42 Mpps |
| RAM / Flash | 16 GB / 16 GB |
| ASIC Architecture | UADP 3.0 |
| Brand |
Cisco |
|---|---|
| Version |
original |
| Width |
44.5 cm |
| Required mains voltage |
Alternating current 120/230 V (50/60 Hz) |
| Flash memory |
16 GB |
| Housing type |
Rack mountable 1U |
| Device type |
Switch – 12 ports – L3 – managed – stackable |
| Service provided |
715 watts |
| Size of the MAC address table |
32,000 entries |
| Manufacturer |
Cisco Meraki |
| Height |
4.39 cm |
| Jumbo frame support |
9198 bytes |
| Capacity |
IPv4 entries in routing table: 39000 ,Flexible NetFlow entries: 64000 ,Direct IPv4 routes: 24000 ,Indirect IPv4 routes: 15000 ,IPv6 entries in routing table: 19500 ,VLAN IDs: 4094 ,Switched virtual interfaces (SVIs): 1000 ,Multicast routing f |
| Perfomance |
Switching capacity: 1000 Gbit/s ,Switching capacity with stacking: 2000 Gbit/s ,Forwarding rate: 744.04 Mpps ,Forwarding rate with stacking: 1488 Mpps |
| Features |
DHCP support, trunking, syslog support, full duplex mode, stateful switchover (SSO), class-based weighted fair queuing (CBWFQ), weighted random early detection (WRED), spanning tree protocol (STP) support, access control list support |
| Maximum operating temperature |
45 °C |
| Maximum storage temperature |
70 °C |
| Minimum storage temperature |
-40 °C |
| Minimum operating temperature |
-5 °C |
| PoE Capability |
PoE ,PoE+ |
| Ports |
12 x 1/10/25 Gigabit SFP28 |
| Port Count |
12 port |
| Product certifications |
CISPR 22 Class A, CISPR 24, EN 61000-3-2, EN 61000-3-3, EN55024, EN50082-1, EN 61000-6-1, EN 61000-4-4, EN 61000-4-2, EN 61000-4-3, EN 61000-4-6, CCC, ICES-003 Class A, EN 61000-4-5, UL 60950-1, IEC 60950-1, EN 60950-1, RoHS, AS/NZS 3548 Class A, BSMI |
| RAM |
16 GB |
| Management Type |
Layer 3 Managed |
| Remote Administration Log |
SNMP 1, RMON 1, RMON 2, SNMP 3, SNMP 2c, CLI, NETCONF, RESTCONF |
| Routing Protocol |
OSPF, IS-IS, RIP-1, RIP-2, IGMP, VRRP, PIM-SM, OSPFv3, PIM-SSM, Policy-Based Routing (PBR), RIPng |
| Interfaces |
24 x 1/10/25GBase-X SFP28 |
| Status indicator |
status |
| Power supply unit |
Internal power supply |
| Depth |
40.9 cm |
| Subtype |
25 Gigabit Ethernet |
| Important product information |
The DNA license is not included and must be ordered separately. Please contact your sales representative. |
| Permissible humidity during storage |
5 – 90% (non-condensing) |
| Permissible humidity level in the workplace |
5 – 90% (non-condensing) |
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