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Cisco Nexus 3548 Switch
N3K-C3548P
Enterprise stock · tested · export documentation available
Product Overview
| Category | Details |
|---|---|
| Product Series | Cisco Nexus 3500 Series |
| Model | Cisco Nexus 3548 Switch (specific SKU: N3K-C3548P-10G, N3K-C3548P-XL) |
| Product Type | Data Center Switch, Top-of-Rack (ToR) Switch |
| Enclosure Type | Rack-mountable 1RU |
| Operating System | Cisco NX-OS Software |
Performance & Capacity
| Category | Specification |
|---|---|
| Ports | 48 x 1/10 Gbps SFP+ ports |
| Switching Capacity | 960 Gbps |
| Forwarding Rate | Up to 720 Mpps (million packets per second) |
| Latency | Ultra-low latency: ~250 ns (Normal mode), as low as ~190 ns (Warp mode) |
| MAC Address Table | 64,000 entries |
| IPv4 Unicast Routes | Up to 24,000 |
| IPv4 Host Entries | 64,000 |
| Number of VLANs | 4096 |
| ACL Entries | 4096 |
| Jumbo Frame Support | Up to 9216 bytes |
| Buffer Size | 18 MB (shared in 3 x 6 MB pools for 16-port groups) |
Interfaces & Expansion
| Category | Details |
|---|---|
| Interfaces | 48 x SFP+; 2 x 10/100/1000 Management ports (RJ-45); 1 x RS-232 Serial Console port (RJ-45); 1 x USB port |
Power & Physical Specifications
| Category | Details |
|---|---|
| Power Supplies | Dual, redundant, hot-swappable (1+1 redundancy) |
| Input Voltage | AC 100 to 240 V (50/60 Hz) |
| Typical Power (AC) | 152W |
| Maximum Power (AC) | 265W |
| Typical Heat Dissipation | 519 BTUs/hr |
| Maximum Heat Dissipation | 904 BTUs/hr |
| Cooling | 4 x individual, hot-swappable fans (3+1 redundancy), with forward and reversed airflow options |
| Dimensions (H x W x D) | 1.72 x 17.3 x 18.38 in (4.36 x 43.9 x 46.7 cm) |
| Weight | 17.4 lbs (7.9 kg) |
Management & Compliance
| Category | Details |
|---|---|
| Remote Management | SNMP v1, v2, v3; RMON; Telnet; SSH v2; CLI; Cisco DCNM |
| Authentication | RADIUS, TACACS+, MS-CHAP, SSH v2 |
| Compliant Standards | IEEE 802.3z (1000BASE-X), 802.3ae (10GBASE), 802.1D, 802.1Q, 802.1p, 802.3ad (LACP), 802.1w (RSTP), 802.1s (MSTP), 802.1ab (LLDP) |
| Operating Temperature | 32 to 104 °F (0 to 40 °C) |
Key Features & Technologies
The Cisco Nexus 3548 is distinguished by several advanced technologies:
-
Cisco Algo Boost Technology: Enables ultra-low latency and real-time performance visibility.
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Warp Mode: Allows further reduction in latency to under 200 ns for specific use cases.
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Warp SPAN: Provides low-latency packet replication (as low as 50 ns) for monitoring traffic.
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Active Buffer Monitoring: Offers detailed visibility into buffer usage to detect and manage micro-bursts.
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Hitless NAT: Supports Network Address Translation without impacting latency
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