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Chapter 5: Troubleshooting

Some devices may support extended character sets for WPA passphrases, but the

standards require ASCII-only.

Diagnostic issues

Use this section to identify and resolve common diagnostic issues.

Ping/Traceroute/DNS query does not respond

Symptom:

On the Diagnostics

Troubleshoot

(page 76) page, attempting to run a Ping,

Traceroute, or NSlookup test fails.

Cause:

The host name or address is incorrect.

Solution:

■

Ensure that you entered the correct host name or destination IP address in the

Address

text box.

■

If you entered a host name, try replacing it with a known IP address.

Tip:

Google's DNS server, 8.8.8.8, is configured to respond to Ping and

Traceroute.

Cause:

No connectivity to the Internet.

Solution:

■

Proceed to

The Internet is not accessible but the user interface of the gateway is

accessible

(page 84).

Status lights

Use the status lights on the front of the Gateway to determine its status.

NVG558 4G-LTE Gateway User Manual STANDARD Revision x.1

Содержание NVG558

Страница 1: ...NVG558 4G LTE Gateway User Manual STANDARD Revision x 1 October 2020 P N 365 095 35715 ...

Страница 2: ...marks are the property of their respective owners Wi Fi Alliance Wi Fi the Wi Fi logo the Wi Fi CERTIFIED logo Wi Fi protected access WPA the Wi Fi Protected Setup logo and WMM are registered trademarks of Wi Fi Alliance Wi Fi Protected Setup Wi Fi Multimedia and WPA2 are trademarks of Wi Fi Alliance CommScope provides this guide without warranty of any kind implied or expressed including but not ...

Страница 3: ...Revision history Revision Date Summary x1 October 2020 First issue NVG558 4G LTE Gateway User Manual STANDARD Revision x 1 3 ...

Страница 4: ... to 14 Access the Gateway from somewhere else 14 Allow an application to bypass the Firewall 15 Change the access code 16 Configure a default server 17 Configure IP Passthrough 18 Create a custom service 19 Pair a device with the Gateway using WPS 20 Restore the Gateway default settings 20 Save or restore the configuration 21 Schedule downtime for a network 21 Set up Dynamic DNS 22 Work with packe...

Страница 5: ...54 Wi Fi security 54 Network tab 55 Network Status 55 Configure Ethernet LAN 58 Subnets DHCP 58 DHCP Reservation 60 DHCP Leases 61 ARP Table 61 UPnP 62 Firewall tab 62 Firewall Status 63 Level 63 Port Triggering 64 Port Forwarding 65 Packet Filter 68 Public Subnet Hosts 69 IP Passthrough 69 DoS Protection 71 Static NAT 73 UPnP 73 Access Control 74 Blocking 75 ALG 76 Diagnostics tab 76 Troubleshoot...

Страница 6: ...e user interface of the gateway is accessible 84 LAN Issues 84 IP address conflict 85 A wireless device is not locating the gateway 85 Cannot connect to the Gateway 86 The wireless signal strength is weak 86 Cannot set a custom Wi Fi password 87 Diagnostic issues 88 Ping Traceroute DNS query does not respond 88 Status lights 88 NVG558 4G LTE Gateway User Manual STANDARD Revision x 1 6 ...

Страница 7: ...nection settings see the status of your gateway and view logs statistics and metrics Important Before configuring or administering the Gateway you must first install and connect it See the Quick Start Guide that came with your Gateway for details About the NVG500 series Gateways The NVG500 series Gateways provide high speed Internet flexible home networking as well as a professional grade firewall...

Страница 8: ...s subnet gateway and DNS information for installations not using DHCP How to use this section The following list shows the procedures for modifying the TCP IP settings on the computer The procedure is slightly different depending on the operating system that you are using Please ensure you are using the correct steps for the operating system on your computer Follow the links below for instructions...

Страница 9: ...ide menu 4 Right click on your local area connection icon and select Properties to open the Properties window 5 Select Internet Protocol Version 4 TCP IPv4 and click Properties to configure TCP IPv4 Note If your service provider requires TCP IP version 6 select Internet Protocol Version 6 TCP IPv6 and click Properties to configure TCP IPv6 The TCP IP properties window for the version you selected ...

Страница 10: ...se name matches the SSID name on your Gateway s label It may take several seconds for your SSID to appear in the list Important In high density dwellings there may be a number of networks with very similar names Make sure you choose the network whose name exactly matches the name on your Gateway s label 3 When prompted enter the password from your Gateway s label After a few seconds your device sh...

Страница 11: ... prompted to log in upon accessing certain links 3 Enter the access code where prompted The default access code is printed on a label on the bottom of the Gateway The Main page opens and provides summary information of the system NVG558 4G LTE Gateway User Manual STANDARD Revision x 1 11 ...

Страница 12: ...ay is lit GREEN to verify that the Ethernet WAN connection to the Internet is active Access online help Online help for the Gateway is available on the right side of every web page Click Show Help to display the information NVG558 4G LTE Gateway User Manual STANDARD Revision x 1 12 ...

Страница 13: ...ages with a Links bar that allow managing or configuring several features of the Embedded Software Each tab is described in its own section Element navigation with the links bar Select a tab bar element to open a links bar beneath the tab bar and the first of the links pages usually the status of the element chosen Use the links to navigate to the pages for configuration of features displayed on t...

Страница 14: ... Remote Access The Remote Access screen displays 2 Type a password in the Password field The password must be at least 8 characters long and include at least two of the following types of characters Alphabetic letter characters Numeric number characters Special characters and so on 3 Set a custom port number for secure HTTP access to the Gateway remote access session in the Port to Use field NVG55...

Страница 15: ...e 7 Click Add entry to access list then repeat step 6 to add more IP addresses or ranges 8 Click the Enable button The Gateway updates the Remote Access page and displays The current remote access settings Shows the URL that a remote access client must use to connect to the remote access session Provides a button for ending the remote access session 9 The remote access client will need to connect ...

Страница 16: ...top of the page To remove an application click the Delete button next to that application Change the access code You can change the access code required to access the Gateway configuration The password must be between 8 and 20 characters long and must include characters from at least two of these categories Alphabetic letter characters Numeric number characters Special characters and so on To make...

Страница 17: ...cted or unknown incoming IP traffic to a single default host on your LAN Enable the default server for certain situations Where you cannot anticipate what port number or packet protocol an in bound application might use For example some network games select arbitrary port numbers when a connection is opened With NAT on in the gateway these packets are normally discarded For all unsolicited traffic...

Страница 18: ...to the same remote endpoint such as a VPN access concentrator the first one to start the IPSec traffic will be allowed the second one because it is indistinguishable from the WAN fails 1 Click the Firewall IP Passthrough link 2 Choose Passthrough from the Allocation Mode pull down menu 3 Choose how the Gateway assigns the public IP address to the passthrough client from the Passthrough Mode pull d...

Страница 19: ...ds 5 Click Save for changes to take effect upon restart Create a custom service If no pre defined Port Forwarding service is available for your application you can create a custom service Obtain the ports and protocol type needed for your application This information should be in the application s help or on a support page on the vendor s website 1 From the Port Forwarding page click Custom Servic...

Страница 20: ...The Gateway and device automatically connect If the Gateway and device do not connect If the Gateway Wi Fi light flashes red for 30 seconds this indicates a timeout or some other error Retry the pairing procedure Try swapping steps 1 and 2 start WPS on the Gateway first If you have selected the 5 GHz radio on the WPS page and the device supports only 2 4 GHz change the setting to use the 2 4 GHz r...

Страница 21: ... Reset page displays 2 Click Save Your browser downloads the configuration file Most computers automatically save to the Downloads folder 3 Move the file to a folder where you can find it if needed To restore a saved configuration 4 Click Choose File Your browser prompts you for the name and location of the saved configuration file 5 Locate the saved configuration and click OK in your browser The ...

Страница 22: ...olution fields select Multiple Days Pre selected configurations for the Days of the week checkboxes Choose between Every day Weekdays and Weekends Days of the week Set the checkboxes as desired You can override the Multiple Days selections Enable Disable Times The range of times to disable the networks 5 Click Add to Schedule The schedule selections appear in tabular form in the bottom pane Click ...

Страница 23: ...ter the credentials for your account at your dynamic DNS provider 5 Click Save Work with packet filters Follow these steps to work with packet filters 1 Click the Firewall Packet Filter link The Packet Filter page displays 2 Click Enable Disable Packet Filters to globally turn filters on or off 3 Click Add a Drop Rule or Add a Pass Rule to select the type of packet filter rule A drop rule blocks m...

Страница 24: ...col TCP have previously been created 5 Select a protocol if necessary from the pull down menu ICMP TCP UDP or None to specify any another IP transport protocol If you chose Enter by number Protocol by number by name Protocol by name ICMP ICMP Type as another match TCP TCP flags source ports and destination ports as other matches Source Port The port number to match Destination Port The port number...

Страница 25: ...ay http myrouter and login when you are prompted Some web pages are password protected Protected pages require additional logins Access Code because configuration changes or changes to a Gateway s state are possible on protected pages To go further the Access Code must be typed in the Access Code text box The Default Access code is printed on a label on the bottom of the Gateway Click Continue aft...

Страница 26: ...ne of DHCP Static or PPPoE VPI VCI VLAN VPI VCI or VLAN when applicable Broadband IPv4 Address The public IP address of your gateway whether dynamically or statically assigned Default Gateway IPv4 Address Your ISP s gateway router IP address MAC Address Your gateway s unique hardware address identifier Primary DNS Secondary DNS The IP address of the primary or backup Domain Name Server Gateway Inf...

Страница 27: ...initially chosen by the system based on whether the client is wired or wireless There is an option to change the icon and give the client a new name to help identify it when traversing the web pages IPv4 Address Name Client IP address or network name MAC Address The device s unique hardware address Status Off or On Connection The type of network connection the client is using to access your gatewa...

Страница 28: ...n Type of IP address assignment for example static or DHCP Connection Type Type of connection for example Ethernet or Wi Fi For Wi Fi client connections the Device List page displays signal strength bars Hollow bars indicate lower signal strength If all bars are hollow the device has disconnected Click Clear Device List to reset the Home Devices summary Click Scan for Devices to seek out other dev...

Страница 29: ... connected devices by MAC address Manual Entry If the device you want to add is not in the Devices list enter its MAC address Note The MAC address is different for Ethernet and Wi Fi interfaces The operating system s network configuration can show you the correct MAC address for the device Alias Name Enter the name you want to use for this device New icon Choose the device type from the menu Click...

Страница 30: ...n Version number of the current embedded software in your gateway MAC Address Unique hardware address of this gateway First Use Date Date and time the gateway was first used Time Since Last Reboot Elapsed time since last reboot of the gateway in days hours minutes seconds System Temperature The internal temperature in degrees Celsius Legal Disclaimer Clicking the Licenses link displays a listing o...

Страница 31: ...The new password must include characters from at least two of these categories Alphabetic letter characters Numeric number characters Special characters and so on Restart The Restart page provides a way to restart the gateway or reset its connections NVG558 4G LTE Gateway User Manual STANDARD Revision x 1 31 ...

Страница 32: ...ect all users Initialize all its interfaces Reload the operating system software After clicking Restart Gateway the following message appears Click the Restart Connection button to reinitialize the link between the gateway and the service provider Restarting the connection does not reload the operating system software Reset The Reset page provides access to three restore functions and a function t...

Страница 33: ...Default Firewall Settings Restores only the default firewall settings of the gateway All other user defined settings remain Restore Factory Defaults All configuration changes you have made will be deleted and settings will be returned to factory defaults In addition a restart will occur so all users connected to the gateway or to the Internet will be disconnected Note Exercise caution when perform...

Страница 34: ...remote access after the specified time expires with no activity Feature Duration The amount of time the Gateway allows remote access Permissions Select Read Write or Read Only URL The URL required for remote access to the Gateway Enable Click to enable remote access When enabled the button changes to Disable Access List Source IP Address A range of IP addresses If entered the Gateway restricts acc...

Страница 35: ...ill be prompted to login to resume web page activity Firewall Redirects When enabled the Gateway displays a special page when blocking access due to firewall restrictions website or time of day Time Zone A selection list to choose from for the time zone in which the gateway resides Automatic Daylight Saving Time The gateway automatically adjusts for Daylight Saving Time When configured in a local ...

Страница 36: ...nd how much is used free Flash Total amount of Flash memory in the Gateway Sessions The number of connections TCP and UDP in use by count and by percentage of the maximum number of sessions The table displays the number of sessions by connected device Because the data is filtered the session count may not agree with the number of lines shown in the session table To update the Client Session table ...

Страница 37: ...unications technology providing the broadband uplink Broadband Connection May be Up connected or Down disconnected Broadband IPv4 Address The public IP address of the gateway whether dynamically or statically assigned Gateway IPv4 Address The ISP s gateway router IP address MAC Address The gateway s unique hardware address identifier Primary DNS The IP address of the primary Domain Name System DNS...

Страница 38: ...p or Down Current Speed Ethernet only The link speed Current Duplex Ethernet only The Ethernet duplex state full or half Receive Packets IP packets received Transmit Packets IP packets transmitted Receive Bytes Number of bytes received on the port Transmit Bytes Number of bytes sent out of the port Receive Unicast Number of unicast packets received on the port Transmit Unicast Number of unicast pa...

Страница 39: ...r the WAN type that was selected Note The Line Mode selections shown depend on the WAN Type selected Transport Mode You may need to adjust the Transport Mode after the WAN Type and Line Mode have been selected VLAN ID If the Line Mode or Transport Mode is tagged enter the VLAN ID Valid range 0 to 4095 Connection Settings Displays the configured settings associated with the Gateway broadband connec...

Страница 40: ...DNS or Static DNS Select Static DNS to manually enter Primary and Secondary DNS Addresses Primary DNS Address IP address of the primary DNS server The address used by the gateway to lookup addresses Secondary DNS Address Optional DNS Address if the primary server is unavailable Static IP specific fields These fields display only when ISP Protocol is Static IP Single Static IP The ISP assigned fixe...

Страница 41: ... Username Your Dynamic DNS provider account Password The password associated with the entered user name Hostname The name of your host This may be the same as your domain name or include a prefix such as www example com Routing The Routing page provides the capability to configure Routing Information Protocol RIP send and receive on LAN and WAN sites in the upper panel The lower panel allows you t...

Страница 42: ... of the packet Netmask Displays the Netmask information configured in the device Gateway The device through which packets pass to reach the destination Interface The outgoing network interface the device should use when forwarding the packet to the next hop or final destination Metric The metric to apply to this route Most routes have a value of 1 use higher numbers for slower or more congested ro...

Страница 43: ... gateway Wireless network Select the Wireless tab to access the Wi Fi Status page and links bar Wi Fi Status The Wi Fi Status page shows the current gateway Wi Fi configuration details and provides the means to restart either wireless radio Click the Wi Fi tab to open the Wi Fi Status page NVG558 4G LTE Gateway User Manual STANDARD Revision x 1 43 ...

Страница 44: ...n the home network the Backhaul SSID carries traffic between the Gateway and the extender Primary SSID If Wi Fi Home is On these fields provide information about the SSID Primary SSID Enabled On if the home SSID is available on each radio SSID Availability Indicates whether the SSID can be accessed by a wireless client taking into account if the radio is enabled and functional if the SSID is enabl...

Страница 45: ... network name SSID to clients scanning for wireless networks When off to connect to your wireless LAN clients must know the Network Name Wi Fi Security The security mechanism between the gateway and its clients Password The Wi Fi password if security is WPA MAC Address Filtering On indicates that the gateway is inspecting MAC addresses before connecting Wi Fi clients Wi Fi MAC Address The MAC addr...

Страница 46: ... 2 4GHz and 5GHz Wi Fi networks into a single Wi Fi network and promotes Wi Fi devices to move between each band to ensure the best coverage and bandwidth is available The ARRIS Wi Fi Home Wi Fi optimization application is enabled by default Status Choose Enable to display the other fields Note When Status is Disable the Wi Fi tab shows the Primary link for configuring basic SSID parameters Networ...

Страница 47: ...e side of the gateway Depending on their operating system or client wireless card users must either Select from a list of available wireless LANs that appear in a scanned list on their client Enter this name on their clients in order to join this wireless LAN You can configure up to three SSIDs Isolate Set to Enable to force all connections between devices to go through the service provider s netw...

Страница 48: ... WPA WPA2 or WPA3 required for client connections Select WPA2 for maximum interoperability Password The password must be at least eight characters when WPA is chosen After making changes click Save for the changes to take effect Guest The Guest page configures settings for a guest network Radio Selection Choose either 2 4 GHz Radio or 5 0 GHz Radio Guest SSID Enable Select Enable to deploy a guest...

Страница 49: ... the wireless LAN Note While disabling the Broadcast SSID may prevent casual discovery of the wireless network enabling security is the only true method of securing the network Security The type of wireless encryption security in use OFF No Privacy WPA PSK WPA Default Password See Wi Fi security page 54 WPA Version This field allows you to select the WPA version WPA WPA2 or WPA3 required for clien...

Страница 50: ...s client devices For best compatibility use the default 100ms setting Valid range 20 to 1024ms DTIM Interval Sets the DTIM Delivery Traffic Indication Message Interval The DTIM Interval informs the wireless client devices of the next available window for listening to broadcast and multicast messages When the Gateway sends a DTIM beacon the client devices hear the beacon and then listen for the mes...

Страница 51: ...know the MAC address of a device you want to list and it does not show up in the Select Device drop down enter it here The format is nn nn nn nn nn nn where nn Is two hexadecimal digits 0 9 a f Check the boxes corresponding to the networks you want to list this device in Add Click this button to add the selected device to the list The table at the bottom of this page shows the listed devices and t...

Страница 52: ...le in progress After the analysis completes the Gateway displays graphs showing a score for each channel tested on each radio The score accounts for noise interference and traffic from other access points The Gateway also displays a table showing other detected access points The following is an example Access Points Radio Channel BandwidthRSSI Network Name SSID MAC MAC 2 4 GHz 1 20 MHz 72 dBm AUR_...

Страница 53: ...ing to the WLAN without needing to look up and type this security key Clients can be added by implementing any of the WPS setups on this page Not all wireless devices support WPS Refer to their documentation Radio Selection Provides selection for either the 2 4 Ghz or the 5 0 Ghz frequencies Note The Gateway allows only one radio to have WPS enabled at a time The device defaults to ON for the 5 GH...

Страница 54: ...up timezone is set properly and the Gateway has found the NTP server for this feature to work Wi Fi security By default wireless security is set to WPA with a pre defined WPA Default key Other options are available from the Security drop down menu that is included in each page under the Wi Fi tab WPA PSK Allows you to enter your own key the most secure option for the wireless network The key can b...

Страница 55: ...s to connect to the wireless LAN Select this option if you are using alternative security measures such as VPN tunnels or if the network is for public use Network tab Links in the Network tab allow configuration of LAN side services Select the Network tab to access the Network Status page and the links bar Network Status Displays status and statistics for LAN side interfaces Select the Network tab...

Страница 56: ... Gateway DHCP Leases Available Number of IP addresses of the DHCP range available to be served by the Gateway DHCP Leases Allocated Number of IP addresses of the DHCP range currently being served by the Gateway Lease Time The amount of time a LAN client keeps an IP address before needing to renew the lease DHCP Primary Pool Number of IP addresses of the DHCP range currently being served by the Gat...

Страница 57: ... dynamically or statically assigned Link local IPv6 Address The private IPv6 address of the gateway whether dynamically or statically assigned Router Advertisement Prefix The IPv6 prefix to include in router advertisements IPv6 Delegated LAN Prefix The IPv6 network address prefix that identifies the Gateway s network IPv4 Statistics IPv6 Statistics Transmit Packets IP packets transmitted Transmit ...

Страница 58: ...mation click Clear Statistics Configure Ethernet LAN The Network Configure link provides access to Ethernet LAN configuration elements For each Ethernet Port 1 through 4 valid selections are Ethernet Auto the default self sensing rate 10M full or half duplex 100M full or half duplex or 1G full or half duplex MDI X Auto the default self sensing crossover setting Off On After making changes click Sa...

Страница 59: ... field definitions Private LAN Subnet Gateway IPv4 Address The IP address of the device as seen from the LAN Subnet Mask The subnet portion of the IP addresses on the private LAN subnet DNS Proxy DNS Proxy Enable When enabled the gateway will be the DNS server to LAN clients DHCP Server The Start and End addresses must be in the same subnet as the Gateway IPv4 Address value DHCP Server Enable Spec...

Страница 60: ...esses to clients If you choose the Primary DHCP Pool to be public the Public Pool is used until there are no more addresses available then the Private Pool addresses are given If you select Private the Private Pool addresses are given out first Cascaded Router Cascaded Router Enable Select On from the drop down menu when there is another router behind this Gateway Cascaded Router Address After sel...

Страница 61: ...not yet connected if Auto Reservation is disabled or if Auto Reservation has reached its limit DHCP Leases Provides lease information for DHCP clients in tabular format DHCP Server Indicates if the DHCP service is enabled LAN Indicates if the primary DHCP pool is public or private DHCP Clients Provides lease information for DHCP clients in tabular format ARP Table Provides access to the Gateway AR...

Страница 62: ...broadcasts UPnP information A shorter advertisement period ensures control points have current device status at the expense of additional network traffic Advertisement Time to Live TTL The number of hops before the advertisement disappears A hop is the number of steps allowed to propagate for each UPnP advertisement IGD NAT T Internet Gateway Device Protocol for Network Address Translation NAT Mus...

Страница 63: ...cess to this page of the Firewall If IPv6 is disabled the lower section of the page is not shown Off All inbound and outbound traffic to the WAN is allowed Low All outbound traffic and service exports such as pinholes are supported Unsolicited inbound traffic from the WAN will be dropped High Pinholes and other service exports are disabled The following set of network services are allowed to be in...

Страница 64: ...ering link provides access to the Port Triggering page of the Firewall Application Name The name of the triggering rule you are creating that is not provided in the Select Application drop down list Trigger Protocol Applicable protocols are TCP UDP TCP and UDP Trigger Port Range Enter the lowest port number in the range in the left box and the highest number in the right box Apply the same port nu...

Страница 65: ... Service drop down menu See List of supported games and software page 66 If you do not see the game or software in the list of pre configured services create a new custom service See Device List page 27 for information on the device list accessed in Port Forwarding To configure a custom service click Custom Services page 66 To view the protocols and port ranges used by a supported game or service ...

Страница 66: ...ch incoming traffic will be received Base Host Port The port number at the start of the port range the Gateway should use when forwarding traffic of the specified type s to the internal IP address Protocol Protocol type of Internet traffic TCP UDP Both Add Click to save the changes Each time a custom service is added the entry is added to the list of service names in the Service List After definin...

Страница 67: ...rk Reign Delta Force Client and Server Delta Force 2 Delta Force Black Hawk Down Diablo II Server Dialpad DirecTV STB 1 DirecTV STB 2 DirecTV STB 3 Doom 3 Dues Ex Dune 2000 Empire Earth Empire Earth 2 F 16 Mig 29 F 22 Lightning 3 FTP Far Cry Fighter Ace II GNUtella Grand Theft Auto 2 Multiplayer H 323 compliant Netmeeting CUSeeME HTTP HTTPS Half Life Half Life 2 Steam Half Life 2 Steam Server Half...

Страница 68: ...t StarLancer v 1 0 Starfleet Command TFTP TeamSpeak Telnet Tiberian Sun Command and Conquer Timbuktu Total Annihilation Ultima Online Unreal Tournament Server Urban Assault v 1 0 VNC Virtual Network Computing Warlords Battlecry Warrock Westwood Online Command and Conquer Win2000 Terminal Server Wolfenstein Enemy Territory World of Warcraft X Lite XBox 360 Media Center XBox Live 360 Yahoo Messenger...

Страница 69: ...rwards packets matching the filter Public Subnet Hosts Creates a subnet with a public IP address range on your LAN Use only as instructed by your network provider Click the Firewall Public Subnet Hosts link Click the link to proceed to the Home Network Subnets DHCP page 58 page IP Passthrough Allows a single PC on the LAN to use the public IP address of the Gateway This page also provides port add...

Страница 70: ...on the local and remote WAN address and subnet mask IP Passthrough mode The following fields are available in IP Passthrough mode Passthrough Mode The method used to assign the WAN IP address to the selected LAN client DHCPS dynamic the Gateway assigns its WAN IP address to the first LAN client that requests a DHCP lease It may be helpful after the gateway has obtained a WAN IP address to cycle th...

Страница 71: ...ternal Address The IP address of the LAN side device to receive unexpected or unknown traffic Choose the device from the list If the device is not in the list for example it is currently offline enter its MAC address in the Manual Entry field DoS Protection The Gateway includes default settings to block the most common types of DoS attacks For special requirements or circumstances a variety of add...

Страница 72: ... coming from the Internet to LAN side addresses of the Gateway Drop incoming ICMP Echo requests to device WAN Address Drops all echo requests coming from the Internet to WAN side addresses of the Gateway except anycast addresses Flood Limit Detects and drops packet flooding attacks Flood rate limit Specifies the number of packets per second before dropping the remainder Flood burst limit Specifies...

Страница 73: ...ice provider This should not be the WAN IP address of the Gateway Note Assigning an arbitrary public IP address will not work Local Host IP address of the LAN side host Bypass Firewall When enabled unsolicited traffic bypasses any firewall rules Allow Inbound When enabled the Gateway forwards unsolicited traffic destined for the public IP address to the local host After making changes click Save f...

Страница 74: ...expense of additional network traffic Advertisement Time to Live TTL The number of hops before the advertisement disappears A hop is the number of steps allowed to propagate for each UPnP advertisement IGD NAT T Internet Gateway Device Protocol for Network Address Translation NAT Must always be enabled Access Control Use the Access Control screen to block access to particular websites NVG558 4G LT...

Страница 75: ...o set up your profile Access Begins at Choose Enabled All Day Blocked All Day or a time of day Access Ends at Choose a time of day later than the beginning time If you want to block access for example from 9 p m to 7 a m you need to create two blocks of time 9 p m to midnight and 12 01 a m to 7 a m When finished click Add to Profile Blocking Blocks selected services from Gateway clients Enable Ser...

Страница 76: ...t can sometimes cause problems for non NATed hosts such as devices on the Public LAN SIP This feature understands the SIP protocol used by the specific applications and does a protocol packet inspection of traffic through it A NAT router with a built in SIP ALG can re write information within the SIP messages SIP headers and SDP body making signaling and audio traffic between the client behind NAT...

Страница 77: ...e following result codes Pass The test was successful Fail The test was unsuccessful Skipped The test was skipped because a test on which it depended failed Pending The test timed out without producing a result Try running the test again Warning The test was unsuccessful The service provider equipment your Gateway connects to may not support this test Test Internet Access This test checks connecti...

Страница 78: ...se times for each hop NSlookup Performs a name server lookup on the remote host Progress Window Shows the results of a Ping Traceroute or NSlookup test Example This graphic is an example of the Troubleshooting details on the Ethernet Details page Logs Displays saved information about the Gateway operational status Select the Logs link under the Diagnostics tab NVG558 4G LTE Gateway User Manual STA...

Страница 79: ...ve to File Click to download a copy of the logs to your computer as a text file Note Some browsers such as Internet Explorer for Windows require specifying the Gateway device s LAN address as a Trusted Site in Internet Options Security This is necessary to allow the download of the log text file to the PC NAT Table The NAT Table page displays the network address translation sessions that are NAT m...

Страница 80: ...sues Click Collect Tech Support Info to begin gathering information When the Gateway finished the screen refreshes and displays another button Click Save Tech Support Info to File to download the information to your computer Do not change the name unless instructed by technical support NVG558 4G LTE Gateway User Manual STANDARD Revision x 1 80 ...

Страница 81: ...tion about the cellular network Select the Celluar tab to access Cellular links bar Cellular Statistics Displays the statistics status and current parameter settings of the Gateway cellular connection Select the Cellular Statistics link under the Cellular tab to view the Cellular Statistics NVG558 4G LTE Gateway User Manual STANDARD Revision x 1 81 ...

Страница 82: ...l ID Cell ID Indicates the Cell Identifier ICCID Integrated circuit card identifier it is a unique number identifying the SIM card MDN Mobile Directory Number CPIN Indicates the SIM readiness READY indicates that it s ready for operation COPS Current network operator RSRP Reference Signal Received Power RSRQ Reference Signal Received Quality TX_Powe Indicates the transmission power EARFCN Indicate...

Страница 83: ...PN Management screen to view and configure the Gateway s APN settings Select the APN Management link under the Cellular tab to view the APN Management screen Note Users are unable to make changes to PDP Type NVG558 4G LTE Gateway User Manual STANDARD Revision x 1 83 ...

Страница 84: ...LAN and then click Wi Fi 2 For Wi Fi Interface select Enable 3 Click Save The Internet is not accessible but the user interface of the gateway is accessible Symptom No devices can connect to remote hosts but can connect to LAN servers and the Gateway interface Cause Broadband settings are incorrect Solution 1 On the Settings tab click Broadband 2 On the Status page check the connectivity status of...

Страница 85: ...ess If there is no obvious control save the settings and restart the device Cause Gateway DHCP settings are misconfigured allowing it to assign addresses that should be static Solution 1 On the Settings tab click LAN and then click DHCP 2 Change the DHCP pool IP address range so that the static address is not part of the range A wireless device is not locating the gateway Symptom The Gateway is on...

Страница 86: ...devices do not support WPA WPA2 authentication Solution If possible connect older devices using Ethernet rather than Wi Fi Only if necessary configure the Gateway to use WPA or no authentication Note This presents security risks If downgrading security is the only solution set it only when older devices need to connect The wireless signal strength is weak Symptom Client devices display low signal ...

Страница 87: ...t set a custom Wi Fi password Symptom Attempting to change the Wi Fi password results in an error Note If Wi Fi Home Wi Fi optimization is enabled it will need to be disabled before you make any Wi Fi configuration changes Cause Using WPA WPA2 security the custom Wi Fi password is not long enough Solution Set a password at least 8 characters long A length of 16 characters prevents many brute force...

Страница 88: ...host name or address is incorrect Solution Ensure that you entered the correct host name or destination IP address in the Address text box If you entered a host name try replacing it with a known IP address Tip Google s DNS server 8 8 8 8 is configured to respond to Ping and Traceroute Cause No connectivity to the Internet Solution Proceed to The Internet is not accessible but the user interface o...

Страница 89: ...e to start Red green Standard reset in progress Flashing red Factory reset in progress Broadband Blue The Gateway is connected to the provider network Red No IP address or authentication failed WAN Green Cellular WAN connection is within the configured RSSI good range Flashing green all WAN sync in progress NVG558 4G LTE Gateway User Manual STANDARD Revision x 1 89 ...

Страница 90: ... Slow flashing amber WPS data or guest SSID pairing on configured radio 2 4 GHz or 5 GHz Button was pressed for less than 3 seconds Fast flashing amber Button was pressed for more than 3 seconds This is an unsupported mode Please wait until the LED stops flashing before proceeding Red Wi Fi network failure Flashing red WPS timeout or conflict session overlap Returns to previous state after 30 seco...

Страница 91: ......

Страница 92: ...Corporate Headquarters CommScope Hickory North Carolina 28602 USA www commscope com ...

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CommScope NVG558, Руководство пользователя

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