Switch Cisco Nexus N3K-C3408-S 32 Ports of QSFP-DD 400GbE.
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Thiết bị chuyển mạch Cisco Nexus N3K-C3408-S là dòng switch hỗ trợ các cổng 400G đầu tiên trong danh mục Nexus 3000 với Bộ giải mã nối tiếp PAM4 (SerDes) 50 Gbps, được thiết kế cho các trung tâm dữ liệu với performance-per-watt hàng đầu trong ngành với độ trễ thấp, cung cấp các công cụ phân tích hàng đầu.
View Datasheet N3K-C3408-S
Switch Cisco Nexus N3K-C3408-S được thiết kế 4RU, 8 Slot Chassis, linh hoạt với các line card mở rộng Line-Card Expansion Modules (LEMs) 100G và 400G, cung cấp 128 Ports 100G hoặc 32 Ports 400G với băng thông chuyển mạch lên tới 25.6-Tbps.
Thông số kỹ thuật Switch Cisco Nexus N3K-C3408-S
| Product specifications |
| Physical |
- 4 RU, 8-slot chassis
- Beacon LED
- Status LED
- Dual-redundant power supplies
- Redundant (2+1) fans
- Two 100/1000Mbps SFP ports
- One RS-232 serial console port
- One RJ45 and one SFP management port
- One USB port
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| Performance |
25.6-Tbps switching capacity |
| Hardware tables and scalability |
| Number of MAC addresses |
120K |
| Number of IPv4/IPv6 unicast routes |
440K / 360K |
| Number of IPv4/IPv6 hosts |
192K / 96K |
| Number of IPv4 multicast routes |
Up to 96K with 8K groups |
| Number of VLANS |
4K |
| Number of ACL entries |
3.5K ingress and 1.5K egress |
| Number of spanning-tree instances |
Rapid Spanning Tree Protocol (RSTP): 123
Multiple Spanning Tree (MST) Protocol: 64
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| Number of EtherChannels |
512
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| Number of ports per EtherChannel |
up to 128
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| Buffer size |
70 Mb
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| Boot flash memory |
128 GB
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| Latency |
370 nsec
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| Power |
| Number of power supplies |
2 (redundant) |
| Power supply types |
AC (forward airflow) |
| Input voltage |
100 to 240 VAC |
| Frequency |
50 to 60 Hz |
| Power supply efficiency |
89 to 91% at 220V |
| Cooling |
Forward airflow: Port-side intake (air enters through ports and exits through fan tray and power supplies)
Six individual, hot-swappable fans (5+1 redundant)
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| Environment |
| Dimensions (height x width x depth) |
6.97 in. x 17.3 in. x 31.6 in. |
| Weight |
N3K-C3408-S weight across configurations:
- 68 lb (without LEMs, PSUs, or fans)
- 107.7 lb (with eight 100G LEMs, PSUs, and fans)
- 104.5 lb (with eight 400G LEMs, PSUs, and fans)
Individual LEMs:
- NXM-X16C (100G LEM) – 3.6 lb
- NXM-X4D (400G LEM) – 3.2 lb
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| Operating temperature |
32 to 104° F (0 to 40°C)
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| Storage temperature |
-40 to 158° F (-40 to 70°C)
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| Relative humidity |
5 to 95% non-condensing
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| Altitude (operating) |
Designed to meet: -500 ft to 13,123 ft
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| Altitude (non-operating) |
-1000 ft to 30,000 ft
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| Safety and EMC |
| Regulatory compliance |
Products should comply with CE Markings per directives 2004/108/EC and 2006/95/EC |
| Safety |
- UL 60950-1 Second Edition
- CAN/CSA-C22.2 No. 60950-1 Second Edition
- EN 60950-1 Second Edition
- IEC 60950-1 Second Edition
- AS/NZS 60950-1
- GB4943
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| EMC: Emissions |
- 47CFR Part 15 (CFR 47) Class A
- AS/NZS CISPR22 Class A
- CISPR22 Class A
- EN55022 Class A
- ICES003 Class A
- VCCI Class A
- EN61000-3-2
- EN61000-3-3
- KN22 Class A
- CNS13438 Class A
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| EMC: Immunity |
- EN55024
- CISPR24
- EN300386
- KN24
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| RoHS |
RoHS 5 compliant except for lead press-fit connectors
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Các tính năng trên Switch Cisco N3K-C3408-S
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Description
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Specifications
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Layer 2
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- Layer 2 switch ports and VLAN trunks
- IEEE 802.1Q VLAN encapsulation
- Support for up to 4096 VLANs
- Rapid Per-VLAN Spanning Tree Plus (PVRST+) (IEEE 802.1w compatible)
- MSTP (IEEE 802.1s): 64 instances
- Spanning Tree PortFast
- Spanning Tree Root Guard
- Spanning Tree Bridge Assurance
- Cisco EtherChannel technology (up to 24 ports per EtherChannel)
- LACP: IEEE 802.3ad, IEEE 802.1ax
- Advanced PortChannel hashing based on layer 2, 3, and 4 information
- Jumbo frames on all ports (up to 9216 bytes)
- Link-level flow control (IEEE 802.3x)
- vPC
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Layer 3
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- Layer 3 interfaces: Routed ports on interfaces, Switch Virtual Interfaces (SVIs), PortChannels, and subinterfaces (total: 1024)
- 64-way equal-cost multipath (ECMP)
- 4096 ACL entries
- Routing protocols: Static, RIPv2, EIGRP, OSPF, and BGP
- HSRP and VRRP
- ACL: Routed ACL with layer 3 and 4 options to match ingress and egress ACLs
- VRF: VRF-Lite (IP VPN), VRF-aware unicast (BGP, OSPF, and RIP), and VRF‑aware multicast
- VRF route leaking
- Jumbo frame support (up to 9216 bytes)
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Multicast
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- Multicast: PIMv2, PIM Sparse Mode (PIM-SM), SSM, and BiDir (not supported at first customer ship [FCS])
- Bootstrap router (BSR), Auto-RP, and Static RP
- Internet Group Management Protocol (IGMP) Versions 2 and 3
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Security
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- Ingress ACLs (standard and extended) on Ethernet
- Standard and extended layer 3 to 4 ACLs include IPv4, Internet Control Message Protocol (ICMP), Transmission Control Protocol (TCP), and User Datagram Protocol (UDP)
- VLAN-based ACLs (VACLs)
- Port-based ACLs (PACLs)
- ACLs on virtual terminals (VTYs)
- Dynamic Host Configuration Protocol (DHCP) relay
- Control Plane Policing (CoPP)
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Cisco Nexus Data Broker
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- Topology support for tap and SPAN aggregation
- Traffic load balancing to multiple monitoring tools
- Packet truncation
- Traffic filtering based on layer 1 through layer 4 header information
- Traffic replication and forwarding to multiple monitoring tools
- Robust Role-Based Access Control (RBAC)
- Northbound Representational State Transfer (REST) API for all programmability support
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Management
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- Power On Auto Provisioning (POAP)
- Python scripting
- Switch management using 10/100/1000-Mbps management or console ports
- CLI-based console to provide detailed out-of-band management
- In-band switch management
- Locator and beacon LEDs
- Configuration rollback
- SSHv2
- Telnet
- AAA
- AAA with RBAC
- RADIUS
- TACACS+
- Syslog
- Embedded packet analyzer
- SNMP v1, v2, and v3
- Enhanced SNMP MIB support
- XML (NETCONF) support
- Remote monitoring (RMON)
- Advanced Encryption Standard (AES) for management traffic
- Unified username and passwords across CLI and SNMP
- Microsoft Challenge Handshake Authentication Protocol (MS-CHAP)
- Digital certificates for management between switch and RADIUS server
- Cisco Discovery Protocol Versions 1 and 2
- RBAC
- SPAN on physical, PortChannel, and VLAN
- ERSPAN Versions 2 and 3
- Ingress and egress packet counters per interface
- Network Time Protocol (NTP)
- Cisco Online Health Management System (OHMS)
- Comprehensive bootup diagnostic tests
- Cisco DCNM
- Active buffer monitoring
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Cisco Nexus NXA-PHV-2KW-PI 2KW HV power supply, forward airflow (port-side intake) 
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