LG Ericsson ES-2026P Manual

The LG Ericsson ES-2026P is a 24-port Fast Ethernet switch with 2 Gigabit uplink ports, designed for small to medium business networks. It features auto-negotiation, auto MDI/MDIX, flow control, VLAN support, QoS, port mirroring, and web-based management. Below are key sections for installation, configuration, features, specifications, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Front Panel and Indicators 6. Network Configuration 7. Web Management Interface 8. VLAN Configuration 9. Maintenance & Firmware 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: 24 10/100 Mbps ports, 2 Gigabit uplink ports, Web management interface, Rack-mountable design.

Feature	Description
24 x 10/100BASE-TX ports	Auto-negotiation, auto MDI/MDIX
2 x 10/100/1000BASE-T ports	Gigabit uplink connections
Web-based management	Browser configuration interface
VLAN support	Port-based and 802.1Q VLAN
QoS	Quality of Service prioritization
Port mirroring	Traffic monitoring capability
Flow control	IEEE 802.3x flow control
Rack mountable	Standard 19-inch rack mounting
Power indicator	Shows power status
Link/Activity indicators	Per-port status monitoring

Installation

Unpack and inspect contents. Choose installation location.

Rack mounting: Attach mounting brackets, secure to rack with screws.
Desktop placement: Place on stable, flat surface with adequate ventilation.
Connect network cables: Plug Ethernet devices into appropriate ports.
Connect uplink: Use Gigabit ports for backbone connections.
Connect power: Plug into AC power outlet.

WARNING! Ensure proper ventilation; do not block air vents. Use appropriate rack mounting hardware.

First-Time Setup

Power on switch; observe LED indicators.

Default IP address: 192.168.1.1 (check documentation for exact address).
Connect computer: Use Ethernet cable to any port.
Access web interface: Open browser, enter default IP address.
Login: Use default credentials (admin/admin).
Change password: Immediately change default password for security.
Configure basic settings: Set switch name, management IP address.

CAUTION! Change default passwords immediately after first login.

Specifications

Ports: 24 x 10/100BASE-TX, 2 x 10/100/1000BASE-T
Switching Capacity: 8.8 Gbps
Forwarding Rate: 6.5 Mpps
MAC Address Table: 8K entries
VLAN: Port-based, 802.1Q tag-based
QoS: 4 priority queues, 802.1p/DSCP
Management: Web interface, SNMP
Power Supply: Internal, 100-240V AC, 50/60Hz
Operating Temperature: 0°C to 40°C
Dimensions: 440mm x 200mm x 44mm

Front Panel and Indicators

Front panel includes: Power LED, Per-port Link/Activity LEDs, Mode button.

LED Indicators: Power (green), Link/Activity (green/orange), Speed (100Mbps/1000Mbps).

Port status: Off - No link, Green - Link at 10/100Mbps, Orange - Link at 1000Mbps, Blinking - Activity.

Mode button: Cycles through port status display modes (Speed, Duplex, Flow Control).

Network Configuration

Basic network setup through web interface.

System Information: Set switch name, location, contact information.
IP Configuration: Set management IP address, subnet mask, gateway.
Port Configuration: Enable/disable ports, set speed/duplex mode.
VLAN Setup: Configure port-based or 802.1Q VLANs.
QoS Settings: Configure traffic prioritization.

Tip: Save configuration after changes and backup configuration file regularly.

Web Management Interface

Access switch configuration through web browser.

Login: Enter IP address in browser, use admin credentials.
Dashboard: View system status, port statistics, traffic information.
Port Management: Configure individual port settings.
VLAN Configuration: Set up virtual LANs.
QoS Settings: Configure traffic prioritization.
Security: Set access controls, MAC filtering.
Maintenance: Firmware upgrade, configuration backup/restore.
Statistics: View port usage, error counters, traffic graphs.

WARNING! Always backup configuration before firmware upgrades.

VLAN Configuration

Supports port-based and 802.1Q VLANs for network segmentation.

Maintenance & Firmware

Regular maintenance ensures optimal performance.

Firmware updates: Check manufacturer website for latest versions.
Configuration backup: Regularly save switch configuration.
Statistics monitoring: Review port usage and error statistics.
Physical maintenance: Keep vents clear, check cable connections.

CAUTION! Do not interrupt power during firmware updates.

Regulatory Information

FCC Part 15: Class A digital device; complies with interference limits for commercial use. CE marked for European compliance. RoHS compliant. For technical support, visit www.lg-ericsson.com or contact authorized service providers.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power cable/outlet	Check power cable connection; verify outlet function.
Port not working	Cable/configuration	Check cable; verify port enabled in configuration.
Cannot access web interface	IP configuration	Verify computer IP settings; check switch IP address.
Slow network performance	Configuration/duplex	Check duplex settings; verify QoS configuration.
VLAN not working	VLAN configuration	Verify VLAN settings; check trunk port configuration.

Reset: Use reset button for 10 seconds to restore factory defaults.

Service: Contact authorized LG Ericsson service provider.