Motorola MG7550 User Manual
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Motorola MG7550 User Manual

16x4 docsis 3.0 cable modem plus ac1900 router
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MG7550
16x4 DOCSIS 3.0 Cable
Modem plus AC1900 Router
User Manual
VER: 1.0

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Summary of Contents for Motorola MG7550

  • Page 1 MG7550 16x4 DOCSIS 3.0 Cable Modem plus AC1900 Router User Manual VER: 1.0...

  • Page 2: Table Of Contents

        PC Network Configuration and Login ..............7     PC Network Configuration ..............7     Logging In to the MG7550 Cable Modem ..........9     Web-Based Management ................11     Status ....................11    ...
  • Page 3 MG7550 Cable Modem User Manual     5.3.6 Port Triggers ................29     5.3.7 RIP Setup ................. 29     5.3.8 DMZ Host .................. 32     Wireless ....................33     5.4.1 Basic ..................33     5.4.2 Radio ..................

  • Page 4: Safety Precautions

    MG7550 Cable Modem User Manual Safety Precautions Read the following information carefully before operating the device. Please follow the following precaution items to protect the device from risks and damage caused by fire and electric power: Use volume labels to mark the type of power.

  • Page 5: Overview

    600Mbs/160Mbs.The MG7550 incorporates a variety of industry standard peripheral interfaces including dual IEEE802.3 10/100/1000Mbps interface, one with integrated GPHY. The MG7550 supports WLAN access. It complies with IEEE 802.11,802.11b/g,802.11n and 802.11ac specifications, WEP, WPA, and WPA2 security specifications. The WLAN of the MG7550 supports 3T3R.

  • Page 6: Standards Compatibility And Compliance

    MG7550 Cable Modem User Manual File server for network attached storage (NAS) devices Web filtering Remote update System statistics and monitoring Standards Compatibility and Compliance Support application level gateway (ALG) DOCSIS3.0 IEEE 802.3 IEEE 802.3u IEEE 802.11b IEEE 802.11g IEEE 802.11n...

  • Page 7: Hardware Description And Hardware Installation

    MG7550 Cable Modem User Manual Hardware Description and Hardware Installation Hardware Description 3.1.1 Front Panel The following table describes the indicators on the front panel. Indicator Color Status Description The device is powered on and the device Power Green operates normally.

  • Page 8: Rear Panel

    MG7550 Cable Modem User Manual Indicator Color Status Description 1/2/3/4 Data is being transmitted through the Blink Ethernet interface. The Ethernet interface is disconnected. WLAN is enabled. Data is being transmitted through the WLAN Green Blink wireless interface. WLAN is disabled.

  • Page 9: Hardware Installation

    MG7550 Cable Modem User Manual Do not press the Reset button unless you want to clear the current settings. The Reset button is in a small circular hole on the rear panel. If you want to restore the default settings, please press the Reset button gently for 5 second with a fine needle inserted into the hole and then release the button.

  • Page 10: Pc Network Configuration And Login

    IP address and DNS address, or be instructed to automatically obtain an IP address using the network DHCP server. MG7550 provides a DHCP server on its LAN and it is recommended to configure your LAN to automatically obtain its IP address and DNS server IP address.
  • Page 11 MG7550 Cable Modem User Manual Figure 1 IP and DNS configuration TCP/IP configuration steps for Windows 7 are as follows: Step1 Choose Start > Control Panel > Network Connections. Step2 Right-click the Ethernet connection icon and choose Properties. Step3 On the General tab, select the Internet Protocol (TCP/IP) component...

  • Page 12: Logging In To The Mg7550 Cable Modem

    Select the Obtain DNS server address automatically radio button. Step7 Click OK to save the settings. Logging In to the MG7550 Cable Modem To log in to the MG7550 cable modem, do as follows: Step1 Open a Web browser on your computer. Step2 Enter http://192.168.0.1 (the default IP address of the MG550 cable...
  • Page 13 MG7550 Cable Modem User Manual Figure 2 Login page After logging in to the MG7550 cable modem, it will show the CM Basic Status info. click on the Advanced options you can query, configure, and modify all the settings, and diagnose the system.

  • Page 14: Web-Based Management

    MG7550 Cable Modem User Manual Web-Based Management This chapter describes how to use Web-based management of the Cable Modem, which allows you to configure and control all of cable modem residential gateway features and system parameters in a user-friendly GUI.

  • Page 15: Connection

    MG7550 Cable Modem User Manual address, cable modem IP address,serial number and CM Certificate status. 5.1.2 Connection Choose Status > Connection and the following page appears.
  • Page 16 MG7550 Cable Modem User Manual...

  • Page 17: Diagnostics

    MG7550 Cable Modem User Manual Figure 5 Connection information This page displays information about the RF upstream and downstream channels, including downstream channel frequencies, upstream channel IDs, and upstream and downstream signal power and modulation. This page also displays IP lease information, including the current IP address of the cable modem, the duration of both leases, the expiration time of both leases, and the current system time from the DOCSIS timeserver.

  • Page 18: Security

    MG7550 Cable Modem User Manual Traceroute allows you to map the network path from the CM/RG to a public host. Selecting Traceroute from the drop-down Utility list will present alternate controls for the traceroute utility: To run either utility, make any changes to the default parameters and select Start Test to begin.

  • Page 19: Event Log

    MG7550 Cable Modem User Manual 5.1.5 Event Log Choose Status > Event Log and the following page appears. Figure 8 Event Log information The Event Log displays information about your cable modem's connection to your service provider. This information may be particularly helpful if you experience problems with your connection.
  • Page 20 MG7550 Cable Modem User Manual Figure 10 Setup configuration Enter the information from the Required Information section as indicated: At this point, the CM/RG is configured for basic use. To connect to the Internet, you must do the following: 1. Power up the CM/RG and wait for it to register with the CMTS and obtain an Internet-routable IP address 2.

  • Page 21: Dhcp

    MG7550 Cable Modem User Manual Figure 11 Reload page Simply wait for the modem to reboot and click on the “Refresh” link to re-enter the web interface where you made your last change. Most configuration items may be changed on the fly without a reboot.
  • Page 22 MG7550 Cable Modem User Manual Figure 12 DHCP configuration This page allows configuration and status of the optional internal DHCP server for the LAN. If you have your own DHCP server servicing the LAN side (or choose to “hardcode” all of your PC’s IP addresses), you can disable the internal DHCP server by chose the Disabled.

  • Page 23: Dhcpv6

    MG7550 Cable Modem User Manual 192.168.0.2 through 192.168.0.9 can be used as hard-coded IP addresses with no fear of IP address conflict with the DHCP pool. Configured WINS server addresses can also be passed to CPEs behind the CM/RG via DHCP.

  • Page 24: Lan Ipv6

    MG7550 Cable Modem User Manual 5.2.4 LAN IPv6 Choose Basic Router> LAN IPv6 and the following page appears. Figure 14 LAN IPv6 information This page displays information related to IPv6 on the LAN. 5.2.5 DDNS Choose Basic Router > DDNS , and the following page appears.

  • Page 25: Backup/Restore

    MG7550 Cable Modem User Manual The CM/RG supports a dynamic DNS client compatible with the Dynamic DNS service (http://www.dyndns.com/). To activate the DDNS client: 1. Go to the Dynamic DNS website and create an account for the Dynamic DNS service. You will create a username and password, and be asked to choose a host name for your server, and the dynamic DNS domain to which your host will be assigned.

  • Page 26: Advanced Router

    MG7550 Cable Modem User Manual configuration, or to recover from changes you may have made that have had an undesirable effect. To back up the current configuration, click Backup and follow the prompts. To restore a previous configuration, click Browse and use the navigation window to locate the file.
  • Page 27 MG7550 Cable Modem User Manual Figure 18 Options configuration This page allows you to configure the accessible features.To enable a feature, click the appropriate check box until it is “checked”. When you are satisfied with your selections, click on the Save button. These features can be modified on the fly without a system reset.

  • Page 28: Ip Filtering

    MG7550 Cable Modem User Manual visible from the Internet. This makes it difficult for hackers to discover your WAN IP address and launch an attack on your private LAN. IpSec PassThrough enables a VPN device or VPN software located behind your cable modem/router and running IpSec to communicate successfully with endpoints on the Internet.

  • Page 29: Mac Filtering

    MG7550 Cable Modem User Manual Figure 19 IP Filtering configuration This page allows you to configure the CM/RG to prevent local PCs from getting access to the WAN by specifying those IP addresses that should be filtered. By entering starting and ending IP address ranges, you can configure which local PCs are denied access to the WAN.

  • Page 30: Forwarding

    MG7550 Cable Modem User Manual Figure 21 Port Filtering configuration This page is used to prevent PCs from sending outgoing TCP/UDP traffic to the WAN on specific IP port numbers. By specifying a starting and ending port range, you may determine what TCP/UDP traffic is allowed out to the WAN on a per-port basis.
  • Page 31 MG7550 Cable Modem User Manual Figure 22 Forwarding configuration This allows for incoming requests on specific port numbers to reach web servers, FTP servers, mail servers, etc. so they can be accessible from the public internet. A table of commonly used port numbers is also provided.

  • Page 32: Port Triggers

    MG7550 Cable Modem User Manual 5.3.6 Port Triggers Choose Advanced Router > Port Triggers to display the following page. Figure 23 Port Triggers configuration Port Triggers are similar to Port Forwarding except that they are not static ports held open all the time. When the CM/RG detects outgoing data on a specific IP port number set in the “Trigger Range”, the resulting ports set in the “Target Range”...
  • Page 33 MG7550 Cable Modem User Manual Figure 24 RIP configuration RIP (Router Information Protocol) is used in WAN networks to identify and use the best known and quickest route to given destination addresses to help reduce network congestion and delays. NOTE: RIP messaging will only be sent upstream when running in Static IP Addressing mode on the Basic –...
  • Page 34 MG7550 Cable Modem User Manual 5.) To specify a RIP unicast destination IP address, enter the IP address and subnet mask. To enable the CMTS for RIPv2 with MD-5 authentication (Cisco uBR example shown below): 1.) The following steps go through configuring RIPv2 for a Cisco CMTS. The network number used in this configuration will vary from network to network so use the network number that matches your set-up.

  • Page 35: Dmz Host

    MG7550 Cable Modem User Manual 7223#term mon The CMTS is now configured to accept RIPv2 messages. If the CM/RG is registered on the CMTS, you should see messages that are similar to the message below: 00:28:41: RIP: received packet with MD5 authentication 00:28:41: RIP: received v2 update from 10.24.81.148 on Cable2/0...

  • Page 36: Wireless

    MG7550 Cable Modem User Manual Figure 25 DMZ Host configuration DMZ (De-militarized Zone) hosting (also commonly referred to as “Exposed Host”) allows you to specify the “default” recipient of WAN traffic that NAT is unable to translate to a known local PC. This can also be described as a computer or small sub-network that sits between the trusted internal private LAN, and the untrusted public Internet.
  • Page 37 ASCII character string. WPA-PSK / WPA2-PSK Security Key / Password: Motorola assigned your device a unique Security Key (or Password) at the factory. This security key is displayed here. If you want, you can change the security key by entering the new key here and then clicking the Save button.

  • Page 38: Radio

    MG7550 Cable Modem User Manual These issues are more likely to be encountered in the 2.4 GHz band where legacy (802.11b/g) devices may be operating using 20 MHz channels. Sideband for Control Channel (40 MHz only): Whether the 20 MHz control channel uses the upper or lower half of the 40 MHz channel.
  • Page 39 MG7550 Cable Modem User Manual Figure 29 WPS_RADIUS_WEP configuration This page allows you to configure the WPS_RADIUS_WEP...
  • Page 40 MG7550 Cable Modem User Manual WPS Enable/Disable: WPS stands for Wi-Fi Protected Setup. WPS provides two methods to automatically distribute wireless keys to clients that support this feature, described below. For the record, as of July, 2015, Apple devices did not support WPS.

  • Page 41: Guest

    MG7550 Cable Modem User Manual 802.11n Mode: Set this parameter to OFF to force 802.11g mode (required to enable WEP). The default value is Auto. WEP Encryption: Disabled and grayed out by default. If you need WEP Encryption, set 802.11n Mode to OFF to un-gray out, and then Enable this parameter.

  • Page 42: Access

    MG7550 Cable Modem User Manual The page allows you to configure a secondary guest network on the wireless interface. Select Guest Network: This is a pull down of Moto_Guest0 to Moto_Guest7. Guest Network Status: Enable or Disable the Guest Network selected above.
  • Page 43 MG7550 Cable Modem User Manual Figure 31 Access configuration This page allows you to control which wireless clients can access your wireless network. It also provides information about wireless clients connected to your access point. Connected Clients: A list of connected wireless clients. When a client connects (associates) to the network, it is added to the list;...

  • Page 44: Advanced

    MG7550 Cable Modem User Manual receive signal strength (in dBm), IP address, and host name are presented. The age is the amount of time elapsed since data was transmitted to or received from the client. 5.4.6 Advanced Choose Wireless > Advanced to display the following page.
  • Page 45 MG7550 Cable Modem User Manual Figure 32 Advanced configuration This page allows you to configure advanced wireless settings. Output Power: Control the range of the AP by adjusting the radio output power.
  • Page 46 MG7550 Cable Modem User Manual OBSS Coexistence: OBSS coexistence refers to the ability of your device to support 20 MHz clients within 40 MHz channels. It also allows your device to reduce interference from nearby 20 MHz devices that are interfering with part of your device's 40 MHz channel.
  • Page 47 MG7550 Cable Modem User Manual 802.11n Protection: 802.11n Protection protects legacy 802.11b&g devices that are within range of your cable modem/router. This feature is enabled (Auto) by default. In some environments with no legacy devices, you may improve performance by disabling this feature.

  • Page 48: Wmm

    MG7550 Cable Modem User Manual Wireless Multicast Forwarding (WMF): Multicast involves sending the same packets to two or more endpoints, for example of a video stream. 5.4.7 WMM Choose Wireless > WMM to display the following page.
  • Page 49 MG7550 Cable Modem User Manual Figure 33 WMM configuration This page allows you to configure WiFi Multi-Media (WMM). WMM is an implementation of Quality of Service (Qos) which is defined by the IEEE standard 802.11e. WMM Support: Sets WMM support. Choices are Auto, On, or Off. If enabled (Auto or On), the WME Information Element is included in beacon frame.

  • Page 50: Scan/Bridging

    MG7550 Cable Modem User Manual 5.4.8 Scan/Bridging Choose Wireless > Scan/Bridging to display the following page. Figure 34 Scan/Bridging configuration This page allows you to configure wireless bridging, which is also known as Wireless Distribution System (WDS). Bridging allows you connect multiple wireless access points together to form a single network using wireless point-to-point links.

  • Page 51: Firewall Basic

    MG7550 Cable Modem User Manual Figure 35 submenus of Protection & Parental Control 5.5.1 Firewall Basic Choose Protection & Parental Control> Firewall Basic to display the following page. Figure 36 Firewall Basic configuration This page is used to block or exclusively allow different types of data through the CM/RG from the WAN to the LAN.

  • Page 52: Event Log

    MG7550 Cable Modem User Manual Block Fragmented IP packets prevent all fragmented IP packets from passing through the firewall. Port Scan Detection detects and blocks port scan activity originating on both the LAN and WAN. IP Flood Detection detects and blocks packet floods originating on both the LAN and WAN.

  • Page 53: Parental Control

    MG7550 Cable Modem User Manual 5.5.3 Parental Control Choose Protection & Parental Control > Parental Control to display the following page. Figure 38 Parental Control configuration Parental Control: Parental Control lets you define lists of blocked or allowed addresses. If you define Blocked addresses for particular devices on your network, those devices can reach all websites except the Blocked addresses.

  • Page 54: Vpn

    MG7550 Cable Modem User Manual the entry. Note that you can Disable the entry temporarily if you may want to re-Enable it later. List of Allowed Addresses: Enter the MAC Address of the device you want to allow access to a particular site. (Check the user documentation for the device if you need help finding its MAC Address).

  • Page 55: L2Tp/Pptp

    MG7550 Cable Modem User Manual Figure 40 IPSec configuration This page will show the status of configured tunnels. Tunnel: This is a pull-down list of VPN Names defined below. Select the specific VPN tunnel to configure. Name: Enter a VPN name and click Add New Tunnel.

  • Page 56: Event Log

    MG7550 Cable Modem User Manual Figure 41 L2TP/PPTP configuration This page allows configuration of L2TP and PPTP server options. 5.6.3 Event Log Choose VPN > Event Log to display the following page.

  • Page 57: Logout

    MG7550 Cable Modem User Manual Figure 42 Event Log information This page allows you to view the VPN Event Log. Logout Choose Logout to logout Account and the following page will be shown after logout. Figure 43 The logout page...
  • Page 58 MG7550 Cable Modem User Manual Q&A (1) Q: Why all the indicators are off? A: Check the following: The connection between the power adaptor and the power socket. The status of the power switch. (2) Q: Why the Ethernet indicator is off?
  • Page 59 MG7550 Cable Modem User Manual FCC statement Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.

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