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Wireless Router
GW2021
User manual
virtual access GW2021 User Manual
Virtual access gw2020 series 3g/4g lte/cdma450 wireless router
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User manual
(423 pages)
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Contents
Table of Contents
Bookmarks
Table of Contents
Table of Contents
1 Introduction
Document Scope
2 GW2020 Series Hardware
Hardware Specification
GW2020 Series Router Model Variants
Hardware Features
Serial Ports
Serial Ports on the GW2020 Series
RS232 Pinout for the GW2020
RS485 Pinout for the GW2020
Serial Ports on the GW2024P
RS232 Pinout for the GW2024P
RS485 Pinout for the GW2024P
Serial Ports on the GW2028 Series
RS232 Pin-Out for the GW2028
RS485 Pin-Out for the GW2028
GSM Technology
Power Supply
GW2020 Series
GW2024P Series
GW2028 Series
Router Dimensions
Compliance
Operating Temperature Range
Antenna
Components
GW2020 Series Components
GW2024P Components
GW2028 Components
Inserting the SIM Cards
Connecting the SIM Lock
Connecting Cables
Connecting the Antenna
Powering up the GW2020
Powering up the GW2024P
Reset Button
3 GW2020 Series LED Behaviour
Main LED Behaviour
Ethernet Port LED Behaviour
Virtual Access 2015 GW2020 Series User Manual Issue
4 GW2024P Series LED Behaviour
5 GW2028 Series LED Behaviour
Main LED Behaviour
Ethernet Port LED Behaviour
6 Factory Configuration Extraction from SIM Card
7 Accessing the Router
Over Ethernet
Over a 3G or 4G Interface
8 Upgrading Router Firmware
Upgrading Firmware Using the Web Interface
Upgrading Firmware Using CLI
9 File System
Configurations
High Level Configuration Commands
Configuration File Syntax
Command Line Utility
Command Line Utility Examples
Configuration Copying and Deleting
Image Files
Viewing Files
Copying Files
Editing Files
Processes and Jobs
System Information
10 Command Line Interface
Basics
Unified Configuration Interface (UCI)
Configuration Files
Configuration File Syntax
Examples
Export an Entire Configuration
Display Just the Value of an Option
11 Management Configuration Settings
Autoload - Boot up Activation
Httpclient - Activator Configuration
System Settings
Configuring a Router's Host Name
User Management
Configuration File: Config User
UCI Export and UCI Show Commands
Interfaces Configuration
Interfaces
Options Valid for All Protocol Types
Protocol "Static
Protocol "Dhcp
Protocol "3G" (PPP over EV-DO, CDMA, UMTS or GRPS)
Protocol "L2Tp" (Layer 2 Tunneling Protocol)
Aliases
12 DHCP Server and DNS Configuration
Common Options Section
DHCP Pools
Static Leases
13 VLAN Configuration
VLAN Web Interface
VLAN Definition
Port Description
Vlans UCI Interface
Config Port
Config Vlan
Config Nat Vlan
14 Static Routes Configuration
Ipv4 Routes
Ipv6 Routes
15 BGP (Border Gateway Protocol)
Configuring the BGP Web Interface
Optionally Configure BGP Route Map
Configure BGP Neighbours
Routes Statistics
BGP UCI Interface
16 Configuring Wifi
Configuring Wifi through the Web Interface
Configuring Wifi in AP Mode on an Existing Ethernet Interface
Setup Tab
Configuring Wifi in AP Mode on a New Interface
Configuring Wifi in Client Mode
Configuring Wifi Via UCI
Configuring Wi-Fi in AP Mode on an Existing Ethernet Interface
Configuring Wifi on a New Interface
Configuring Wifi in Client Mode
17 Configuring a 3G/4G Connection
Settings Tab
18 Configuring SMS
Monitoring SMS
Outgoing Messages
19 Configuring Multi-WAN
Multi-WAN Web Interface
Multi-WAN UCI Interface
20 Automatic Operator Selection
Introduction to Automatic Operator Selection
Configuring Automatic Operator Selection
Configuring Automatic Operator Selection Via the Web Interface
PMP + Roaming: Pre-Empt Enabled
Creating Primary Predefined Interface
Setting Multi-WAN Options for Primary Predefined Interface
Setting Options for Automatically Created Interfaces
PMP + Roaming: Pre-Empt Disabled
Roaming: no PMP Defined
Disable Roaming
21 Configuring Ipsec
Common Settings
Connection Settings
Shunt Connection
Secret Settings
22 Configuring Firewall
Defaults Section
Zones Section
Forwarding Sections
Redirects
Rules
Includes
Ipv6 Notes
Implications of DROP Vs. REJECT
Note on Connection Tracking
Firewall Examples
Opening Ports
Forwarding Ports (Destination NAT/DNAT)
Source NAT (SNAT)
True Destination Port Forwarding
Block Access to a Specific Host
Block Access to the Internet Using MAC
Block Access to the Internet for Specific IP on Certain Times
Restricted Forwarding Rule
Transparent Proxy Rule (same Host)
Transparent Proxy Rule (External)
Simple DMZ Rule
Ipsec Passthrough
Manual Iptables Rules
Firewall Management
Debug Generated Rule Set
23 Configuring SNMP
Agent
System
Com2Sec
Access
SNMP Traps
24 Configuring HTTP Server
Server Settings
HTTPS Certificate Settings and Creation
Basic Authentication (Httpd.conf)
Securing Uhttpd
SSH Server Configuration
25 Virtual Router Redundancy Protocol (VRRP)
Software Versions
VRRP Web Interface
Configuring VRRP Using UCI
26 Multicasting Using PIM and IGMP Interfaces
Configuring PIM and IGMP Via the Web Interface
PIM and IGMP UCI Interface
27 Dynamic Multipoint Virtual Private Network (DMVPN)
The Advantage of Using DMVPN
DMVPN Scenarios
Configuring DMVPN Via the Web Interface
Configuring Ipsec for DMVPN
DMVPN Hub Settings
UCI Interface
Ipsec Configuration Using CLI
Configuring DMVPN Using CLI
28 Terminal Server
Introduction
Terminal Server Interfaces
Configuring Terminal Server
Configuring Terminal Server Using the Web Interface
Main Settings
Port Settings
Port Settings: General Section
Port Settings: Serial Section
Port Settings: Network Section
Configuring Terminal Server Using UCI
Terminal Server Operation
General
Starting Terminal Server
Checking the Status of Terminal Server
Stopping Terminal Server
29 GRE Interfaces
GRE Web Interface
GRE UCI Interface
30 Configuring a COSEM HDLC Bridge
COSEM HDLC Web Interface
Checking the Status of COSEM HDLC Bridge
31 Event System
Implementation of the Event System
Supported Events
Supported Targets
Supported Connection Testers
Configuring the Event System Via the Web Interface
Configuring the Event System Via UCI
Main Section
Forwardings
Connection Testers
Ping Connection Tester
Link Connection Tester
Supported Targets
Syslog Target
Email Target
SNMP Target
Exec Target
Example and Export
32 Configuring SLA Reporting on Monitor
Introduction
Configuring SLA Reporting
Configuring a Content Template
Adding an SLA Report
Viewing an SLA Report
Viewing Automated SLA Reports
Configuring Router Upload Protocol
33 Configuring SLA for a Router
Configuring SLA for a Router Via the Web Interface
Configuring SLA for a Router Via UCI Interface
SLA Statistics
34 Diagnostics
ADSL Diagnostics
ADSL Pppoa Connections
ADSL Pppoeoa Connections
ADSL Bridge Connections
ALL Diagnostics
Automatic Operator Selection Diagnostics Via the Web Interface
Checking the Status of the Multi-WAN Package
Automatic Operator Selection Diagnostics Via UCI
Cesopsn Diagnostics
Cesop Show Config
Cesop Show Status
Cesop Show Stats
Cesop Clear Stats
DMVPN Diagnostics
File System Diagnostics
Firewall Diagnostics
IP Tables
Debug
GPS Diagnostic Commands
Interfaces Diagnostics
Interfaces Status
Route Status
Mobile Status
ADSL Status
ISDN Pseudowire Diagnostics
Packages
Asterisk CLI Diagnostics
ISDN LED Status
Ipsec Diagnostics
Multi-WAN Diagnostics
PAD Diagnostics
Showing Log
Debugging Guidelines
Terminal Server Diagnostics
VRRP Diagnostics
VRRP Diagnostics Web Interface
VRRP Diagnostics Using the Command Line Interface
Diagnostics for Wifi AP Mode
Diagnostics for Wifi Client Mode
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GW2020 Series User Manual
Issue:
2.3
Date:
08 May 2015
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This manual is also suitable for:
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Gw2022
Gw2027
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Gw2023
Gw2024
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