Lancom Systems L-54AG manual Wlan operating modes, Routing functions, LAN protocols, WAN protocols

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LANCOM L-54ag Wireless

Scope of features: as of LCOS version 7.5x

 

WLAN

 

 

 

Radio channels 2.4 GHz

Up to 13 channels, max. 3 non-overlapping (2.4 GHz band)

 

 

 

 

 

 

Radio channels 5 GHz

Up to 19 non-overlapping channels (5 GHz band) with automatic dynamic channel selection (DFS 2)

 

 

 

 

 

 

Roaming

Seamless handover between radio cells, IAPP support, IEEE 802.11d support

 

 

 

 

 

 

802.11i fast roaming

Pre-authentication and PMK caching for fast roaming

 

 

 

 

 

 

Fast client roaming

With background scanning, moving LANCOM "client mode" access points pre-authenticate to alternative access points which

 

 

 

offer a better signal before Roaming

 

 

 

 

 

 

VLAN

VLAN ID definable per interface, WLAN SSID, point-to-point connection and routing context (4094 IDs)

 

 

 

 

 

 

Dynamic VLAN assignment

Dynamic VLAN assignment for target user groups based on MAC addresses, BSSID or SSID by means of external RADIUS server.

 

 

 

 

 

 

Q-in-Q tagging

Support of layered 802.1q VLANs

 

 

 

 

 

 

Multi-SSID

Simultaneous use of up to 8 independent WLAN networks per WLAN interface

 

 

 

 

 

 

Security

IEEE 802.11i / WPA2 with passphrase or 802.1x and hardware-accelerated AES, closed network, WEP64, WEP128, WEP152,

 

 

 

user authentication, 802.1x /EAP

 

 

RADIUS server

Integrated RADIUS server for MAC address list management

 

 

 

 

 

 

EAP server

Integrated EAP server for authentication of 802.1x clients via EAP-TLS, EAP-TTLS, PEAP, MSCHAP or MSCHAPv2

 

 

 

 

 

 

Quality of Service

Prioritization according to Wireless Multimedia Extensions (WME, subset of IEEE 802.11e)

 

 

 

 

 

 

Bandwidth limitation

Each WLAN client (MAC address) can be assigned maximum transmit and receive rates and to an individual VLAN ID

 

 

 

 

 

 

Background scanning

Detection of rogue AP's and the channel information for all WLAN channels during normal AP operation.

 

 

 

The Background Scan Time Interval defines the time slots in which an AP or Router searches for a foreign WLAN network in its

 

 

 

vicinity. The time interval can be specified in either milliseconds, seconds, minutes, hours or days.

 

 

 

 

 

 

Client detection

Rogue WLAN client detection based on probe requests

 

 

 

 

 

 

802.1x supplicant

Authentication of an access point in WLAN client mode at another access point via 802.1X (EAP-TLS, EAP-TTLS and PEAP)

 

 

 

 

 

 

Note

* The effective distance and transmission rate that can be achieved are depending of the site RF conditions.

 

 

 

 

 

 

WLAN operating modes

 

 

 

WLAN access point

Infrastructure mode (autonomous operation or managed by LANCOM WLAN Controller)

 

 

 

 

 

 

WLAN bridge

Point-to-multipoint connection of up to 7 Ethernet LANs (mixed operation optional), broken link detection, blind mode, up to

 

 

 

32 VLANs simultaneously for WLAN connections.

 

 

 

When configuring Pt-to-Pt links, pre-configured names can be used as an alternative to MAC Adresses for creating a link.

 

 

 

 

 

 

WLAN router

Use of the LAN connector for simultaneous DSL over LAN, IP router, NAT/Reverse NAT (IP masquerading) DHCP server, DHCP

 

 

 

client, DHCP relay server, DNS server, PPPoE client (incl.Multi-PPPoE), PPTP client and server, NetBIOS proxy, DynDNS client,

 

 

 

NTP, port mapping, policy-based routing based on routing tags, tagging based on firewall rules, dynamic routing with RIPv2,

 

 

 

VRRP, spanning-tree protocol to support redundant routes in Ethernet networks

 

 

 

 

 

 

WLAN client

Transparent WLAN client mode for wireless Ethernet extensions, e.g. connecting PCs or printers by Ethernet; up to 64 MAC

 

 

 

addresses

 

 

 

 

 

 

Routing functions

 

 

 

Router

IP and NetBIOS/IP multi-protocol router

 

 

 

 

 

 

Advanced Routing and Forwarding

Separate processing of 8 contexts due to virtualization of the routers. Mapping to VLANs and complete independent

 

 

 

management and configuration of IP networks in the device, i.e. individual settings for DHCP, DNS, Firewalling, QoS, Routing

 

 

 

etc.

 

 

 

 

 

 

HTTP

HTTP and HTTPS server for configuration by web interface

 

 

 

 

 

 

DNS

DNS client, DNS server, DNS relay, DNS proxy and dynamic DNS client

 

 

 

 

 

 

DHCP

DHCP client, DHCP relay and DHCP server with autodetection

 

 

 

 

 

 

NetBIOS

NetBIOS/IP proxy

 

 

 

 

 

 

NTP

NTP client and SNTP server, automatic adjustment for daylight-saving time

 

 

 

 

 

 

Policy-based routing

Policy-based routing based on routing tags. Based on firewall rules, certain data types are marked for specific routing, e.g. to

 

 

 

particular remote sites or lines.

 

 

 

 

 

 

Dynamic routing

Dynamic routing with RIPv2. Learning and propagating routes; separate settings for LAN and WAN. Extended RIPv2 including

 

 

 

HopCount, Poisoned Reverse, Triggered Update for LAN (acc. to RFC 2453) and WAN (acc. to RFC 2091) as well as filter options

 

 

 

for propagation of routes

 

 

 

 

 

 

Rapid Spanning Tree

802.1d Spanning Tree and 802.1w Rapid Spanning Tree support for dynamic path selection with redundant layer 2 connections

 

 

 

 

 

 

LAN protocols

 

 

 

IP

ARP, proxy ARP, BOOTP, DHCP, DNS, HTTP, HTTPS, IP, ICMP, NTP/SNTP, NetBIOS, PPPoE (server), RADIUS, RIP-1, RIP-2, RTP,

 

 

 

SIP, SNMP, TCP, TFTP, UDP, VRRP

 

 

 

 

 

 

WAN protocols

 

 

 

Ethernet

PPPoE, Multi-PPPoE, ML-PPP, PPTP (PAC or PNS) and plain Ethernet (with or without DHCP), RIP-1, RIP-2, VLAN

 

 

 

 

 

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Contents Lancom L-54ag Wireless More Security Quality of Service FirewallSecurity High availability / redundancyWlan operating modes Routing functionsLAN protocols WAN protocolsInterfaces ManagementStatistics HardwarePackage content AccessoriesSupport Options

L-54AG specifications

Lancom Systems L-54AG is a versatile wireless access point designed to cater to the growing demands of modern connectivity in various environments, including offices, schools, and public spaces. This device supports both standalone operation and centralized management, making it a flexible solution for network administrators.

One of the key features of the L-54AG is its dual-band operation, which allows it to operate simultaneously on both the 2.4 GHz and 5 GHz frequency bands. This capability helps in reducing congestion and improving overall network performance, as devices can be distributed across multiple frequencies. The access point also employs the latest Wi-Fi standards, including IEEE 802.11a/b/g/n, ensuring compatibility with a wide range of devices.

The L-54AG is equipped with two internal antennas that are optimized for high data rates and extended coverage. With a data rate of up to 300 Mbps on the 2.4 GHz band and 450 Mbps on the 5 GHz band, users can expect reliable and fast connections. Additionally, the device supports Multi-User MIMO (MU-MIMO) technology, allowing multiple devices to communicate with the access point simultaneously without sacrificing performance.

Security is a top priority for Lancom, and the L-54AG includes robust features to protect users and data. It supports advanced encryption protocols like WPA2, ensuring that wireless communications remain secure. The access point also features a built-in firewall and VLAN support, enabling administrators to create segmented networks for different user groups.

In terms of management, the L-54AG offers comprehensive monitoring and configuration options. Administrators can manage the access point via a web-based interface or through LANconfig, Lancom’s powerful configuration tool. The device can also be integrated into larger network management systems, allowing for scalability in enterprise environments.

Furthermore, the L-54AG is designed for easy installation and maintenance. Its compact form factor and Power over Ethernet (PoE) support mean that it can be deployed in a range of locations without the need for additional power sources.

Overall, the Lancom Systems L-54AG stands out with its combination of advanced features, security protocols, and management capabilities, making it a compelling choice for businesses and organizations looking to enhance their wireless networking infrastructure.