Extreme Networks 7520-48YE-8CE-AC-F High Density 25G/100G Aggregation Switch

Technical Specifications

Model：7520-48YE-8CE-AC-F Brand：Extreme Networks Product Type: 1U rack mount high-density Layer2/L3 universal data center aggregation switch

Front Ports:

• 48 × 10/25G SFP28 ports, MACsec encryption supported, does not support 1G speed

• 8 × 40/100G QSFP28 ports, MACsec encryption supported, support breakout function

• 1 × RJ45 serial console port

• 1 × USB Type-A port

• System LED indicators for status, alarm, port link and activity

Rear Panel Interfaces:

• 1 × OOB 10/100/1000BASE-T out-of-band management port

• Dual hot-swappable AC PSU slots, dual AC power included

• 6 hot-swappable fan modules, front-to-back airflow (-F suffix)

• Equipment grounding lug

Switching & Layer Features: Switch Fabric: 4 Tbps full duplex non-blocking Forwarding Rate: 1000 Mpps CPU & Memory: 8-core processor, 16GB DDR4 ECC RAM, 128GB SSD Packet Buffer: 32MB Max Jumbo Frame: 9216 bytes VLAN: Up to 4094 802.1Q tagged VLAN Routing: IPv4 / IPv6 static & dynamic routing Security: MACsec, 802.1X, ACL, storm control QoS: Hardware L2-L4 classification, 8 priority queues System OS: Support Fabric Engine or Switch Engine, universal hardware platform IAH: Integrated Application Hosting for onboard service deployment Note: This model does not support stacking function

Power & Mechanical: Power Supply: Dual hot-swappable 100-240V AC power modules Cooling: 6 hot-swappable fan trays, front-to-back airflow Operating temperature：0℃ ~ +50℃ Dimension: Standard 19-inch 1U rack form factor Weight: Approx 9.8 kg

System compatibility

7520-48YE-8CE-AC-F belongs to Extreme 7520 universal switch family. Compatible with SFP28 and QSFP28 certified optical transceivers and DAC/AOC cables. Support breakout configuration for QSFP28 ports. Designed for data center aggregation, leaf-spine fabric and high-performance server access. Widely used for data center network upgrade and spare replacement.

Function

7520-48YE-8CE-AC-F is high-density non-blocking 25G/100G aggregation switch manufactured by Extreme Networks. It provides 48×25G downlink ports for server connection and 8×100G high-speed uplink ports to spine layer. Native MACsec on all ports provides hardware-level link encryption. The universal hardware supports selection between Fabric Engine and Switch Engine operating systems to adapt different network architecture. Dual redundant AC power and multiple hot swap fans guarantee high availability for 24/7 data center operation. Integrated SSD supports onboard application hosting. Widely deployed for cloud data center, enterprise core and high-performance computing network spare replacement.

Installation

Follow ESD protection procedure. Mount switch into standard 19-inch rack. Install SFP28 / QSFP28 transceivers or AOC/DAC cables. Connect AC power cords. Access console port for initial OS selection and configuration, set VLAN, routing, ACL and MACsec policy. Verify port link status after power on.

Interface

48×10/25G SFP28 ports,8×40/100G QSFP28 ports,USB Type-A,RJ45 console port,OOB management port,dual AC PSU slots,6 hot-swap fan modules,system LED indicators for Extreme Networks 7520-48YE-8CE-AC-F.

Feature

Original Extreme Networks 7520-48YE-8CE-AC-F data center aggregation switch,1U,48×25G SFP28 +8×100G QSFP28,full-port MACsec,dual AC,front-to-back airflow,universal OS platform,hot swappable power and fan. This spare unit is used for leaf-spine data center and high-speed core network maintenance and hardware replacement.

Diagnostic

Switch fails to boot: Check AC power input and PSU installation status. Optical port link down: Verify SFP28/QSFP28 transceiver compatibility, optical power and fiber cleanliness. MACsec negotiation failure: Confirm MACsec key and policy configuration on both ends. Temperature alarm: Check fan modules running status and rack air circulation. Port error counter rising: Inspect fiber cable quality and connector end face.

Product Brief7520-48YE-8CE-AC-F is Extreme Networks 7520 series 1U universal non-blocking aggregation switch with full-port MACsec, 48×25G SFP28 plus 8×100G QSFP28, redundant AC power and front-to-back airflow,classic spare for modern leaf-spine datacenter network.

DisclaimerAll parameters are for reference only and shall not be used as the basis for quotation. Goods are scarce, overseas delivery lead time is 3-7 working days. It is only used for equipment maintenance and replacement.