TP-Link CR1900 User Manual Download Page 60

57

Chapter 10

 

Specify Your Network Settings

 

3. 

Type in a new 

IP Address

 appropriate to your needs.

4. 

Click 

Save

 in the

 DHCP Server

 section to make the settings effective.

10  2  2   Use the Modem Router as a DHCP Server

You can configure the modem router to act as a DHCP server to assign IP addresses to 
its clients. To use the DHCP server function of the modem router, you must configure all 
computers on the LAN to obtain an IP address automatically.
Follow the steps below to configure DHCP server.

1. 

Visit 

http://tplinkmodem.net

, and log in with the password you set for the router. 

2. 

Go to 

Advanced

 

>

 

Network

 

>

 

LAN Settings

 page and locate the

 

DHCP Server 

section.

Summary of Contents for CR1900

Page 1: ...REV1 0 0 1910012033 User Guide AC1900 Wireless Dual Band DOCSIS 3 0 Cable Modem Router CR1900...

Page 2: ...ter 4 Configure Internet Connections 13 4 1 Set Up an IPv6 Connection 14 4 2 Test Internet Connectivity 15 4 3 Operation Modes 16 Chapter 5 Network Security 17 5 1 Use Firewall 18 5 2 View Log Locally...

Page 3: ...10 2 LAN Settings 56 10 2 1 Change the LAN IP Address 56 10 2 2 Use the Modem Router as a DHCP Server 57 10 3 Wireless Settings 58 10 3 1 Specify Basic Wireless Settings 58 10 3 2 Use WPS for Wireles...

Page 4: ...tc The menu structures to show the path to load the corresponding page For example Advanced Wireless 2 4GHz MAC Filtering means the MAC Filtering function page is under the Wireless 2 4GHz menu that i...

Page 5: ...Chapter 1 Get to Know Your Modem Router This chapter introduces the modem router and shows its appearance This chapter contains the following sections Product Overview Product Appearance...

Page 6: ...as the modem router provides wired and wireless access for multiple computers and mobile devices With various features and functions the modem router is the perfect hub of your home or business networ...

Page 7: ...connected to a powered on device Off No LAN port is connected to a powered on device USB On The inserted USB device is ready to use Off No USB device is plugged into the USB port Flashing A USB device...

Page 8: ...n ports Refer to the following for detailed instructions Item Description Reset Button With the modem router powered on use a pin to press and hold the Reset button for at least 8 seconds until all LE...

Page 9: ...apter 1 Get to Know Your Modem Router Item Description DC Port For connecting the modem router to power socket via the provided power adapter Power On Off Button Press to power on or off the modem rou...

Page 10: ...Chapter 2 Quick Start This chapter contains the following sections Position Your Modem Router Connect Your Modem Router Activate Your Modem Router...

Page 11: ...ng electromagnetic radiation and the device of electromagnetic sensitive Place the modem router where it can be connected to the various devices as well as to a power source Make sure the cables and p...

Page 12: ...most USB network cards can be connected to your router through this method WPS is not supported by iOS devices Note The WPS function cannot be configured if the wireless function of the modem router i...

Page 13: ...e contact your Internet Service Provider ISP Contact information of major cable ISPs Xfinity by Comcast Check your bill for the support number Spectrum 1 855 757 7328 Cox 1 800 234 3993 The listed con...

Page 14: ...Chapter 3 Log In to Your Modem Router...

Page 15: ...1 If the TCP IP Protocol on your computer is set to the static fixed IP address you need to change it to obtain an IP address automatically Refer to Appendix Troubleshooting T7 to configure your comp...

Page 16: ...troduces how to manually configure your internet settings Furthermore you can also set up an IPv6 connection if your ISP provides IPv6 service This chapter includes the following sections Set Up an IP...

Page 17: ...Server Select the checkbox to enable DHCPv6 server Starting IP Address Enter a value for the DHCPv6 server to start with when issuing IP addresses Number of Addresses Enter a value between 0 255 for D...

Page 18: ...em router provides two diagnostic tools to help you locate the malfunction 1 Visit http tplinkmodem net and log in with the password you set for the router 2 Go to Advanced System Tools Diagnostics 3...

Page 19: ...the internet The page will display the result of diagnosis 4 3 Operation Modes The modem router supports two operation modes Router Mode and Bridge Mode The modem router uses the Router Mode by defau...

Page 20: ...ing the following network security functions You can block certain data from getting through your network control certain client devices access to the internet view log events locally or remotely and...

Page 21: ...ces will be shown in the Allow Services section according to the firewall protection level you select Block Fragmented IP Packets This feature helps to protect your private local network against fragm...

Page 22: ...Security Firewall Log and focus on the Log Events section 3 Select the checkbox to record the corresponding events in the router To view log locally 1 Visit http tplinkmodem net and log in with the pa...

Page 23: ...nce every day or once every several hours 7 Click Save 8 Click Email Log in the Local Log section to send the log immediately 5 3 Access Control Access Control is used to block or allow specific clien...

Page 24: ...list To block specific device s 1 Select Blacklist and click Save 2 Select the device s to be blocked in the Online Devices table 3 Click Block above the Online Devices table The selected deviceswillb...

Page 25: ...ork from ARP Spoofing one kind of ARP attacks By ARP Spoofing an attacker can modify and even stop your internet traffic ARP Spoofing is often followed by more serious cyber attacks When you bind an I...

Page 26: ...ap Basic Network Map to help find it 3 Select Enable This Entry and click Save Note 1 TokeeptheIP MACBindingentrieseffectiveallthetime itisrecommended to use Address Reservation Advanced Network LAN S...

Page 27: ...SB devices connected to the modem router among different clients The modem router supports USB external flash drives hard drives and USB printers This chapter contains the following sections Local Sto...

Page 28: ...ected If you use a USB hard drive make sure its file system is FAT32 or NTFS Before you physically disconnect a USB device from the modem router safely remove it to avoid data damage Go to Advanced US...

Page 29: ...ct the Guest radio box If you have set up a username and a password to deny anonymous access to the USB disks you should select the Registered User radio box To learn how to set up an account for the...

Page 30: ...ring folder 3 Select the Volume Name and Folder Path then enter a Folder Name as you like 4 Decide the way you share the folder Enable Authentication Tick to enable authentication for this folder shar...

Page 31: ...account and click Save Note For Windows users do not set the sharing username the same as the Windows username Otherwise Windows credential mechanism may cause the following problems If the sharing p...

Page 32: ...e the address of the USB disk by referring to To Customize the Address of the USB Disk To Customize the Address of the USB Disk You can customize the server name and use the name to access your USB di...

Page 33: ...2 168 x x or 10 x x x you cannot use this feature because private addresses are not routed on the internet 6 2 1 Access the USB Disk 1 Connect Your USB Disk Insert your USB storage device into the mod...

Page 34: ...dential mechanism may cause the following problems If the sharing password is also the same as the Windows password authentication will not work since Windows will automatically use its account inform...

Page 35: ...B disk after changing Authentication settings Please log out from the Windows and try to access again 3 Enable the FTP via Internet Select the check box to enable FTP via Internet then click Save 4 Ac...

Page 36: ...ty Tips You can also access the USB disk via a third party app for network files management which can resume broken file transfers Tablet Use a third party app for network files management Tips Click...

Page 37: ...Enable Write Access 6 Click Save Tips The modem router can share eight volumes at most You can click on the USB Storage Device page to detach the corresponding volume you do not need to share 6 3 Med...

Page 38: ...ou use a USB hard drive make sure its file system is FAT32 or NTFS Before you physically disconnect a USB device from the modem router safely remove it to avoid data damage Go to Advanced USB Sharing...

Page 39: ...n with the password you set for the router 2 Select Advanced USB Sharing Sharing Access 3 Focus on the section of Folder Sharing Click the button to disable Share All then click Add to add a new shari...

Page 40: ...e Printers unlisted on this page may be incompatible with the modem router http www tp link com common compatible print server 1 Install the Driver of the Printer Make sure you have installed the driv...

Page 41: ...Mac users to install the utility 4 Access the Printer You should set the shared printer as Auto Connect Printer on every computer that needs printer service 1 Double clicktheicon onyourdesktoptolaunc...

Page 42: ...39 Chapter 6 USB Settings Windows Mac 4 Select the printer you share then click Apply Windows...

Page 43: ...printer Windows Mac Tips ThePrintServeralsoallowsdifferentclientstosharethescanfeatureofMFPs Multi FunctionPrinters To scan with TP Link USB Printer Controller right click the printer and select Netw...

Page 44: ...Chapter 7 Parental Controls This function allows you to block inappropriate explicit and malicious websites and control access to specified websites at specified time...

Page 45: ...et Forexample Iwanttoallowmychildren sdevices e g acomputer or a tablet to access only www tp link com and wikipedia org from 18 00 6PM to 22 00 10PM on weekdays and not other time 1 Visit http tplink...

Page 46: ...le this entry and click Save 8 Select the Restriction Policy 1 When Blacklist is selected the controlled devices cannot access any websites containing the specified keywords during the Effective Time...

Page 47: ...a to only allow or block access to the websites containing that keyword 2 If you wish to block all internet browsing access do not add any keyword to the Whitelist 10 Enter the keywords or websites yo...

Page 48: ...out disclosing your main network When you have guests in your house apartment or workplace you can create a guest network for them In addition you can assign network authorities for guests to ensure n...

Page 49: ...this SSID for Wi Fi access 3 Set Security to WPA WPA2 Personal keep the default Version and Encryption values and set an easy to remember password 4 Click Save Now your guests can access your guest ne...

Page 50: ...Network Select this checkbox to allow the clients in your guest network to access your local network not just internet access 4 Click Save in the Wireless section Now users in your guest network can...

Page 51: ...the modem router can penetrate the isolation of NAT and allows the external hosts in the internet to initiatively communicate with the devices in the local network thus to realize some special functi...

Page 52: ...t 80 is used in HTTP service port 21 in FTP service port 25 in SMTP service and port 110 in POP3 service Please verify the service port number before the configuration Share my personal website I ve b...

Page 53: ...Selectthecorrespondingprotocolfortheserviceapplication TCP UDP or All from the Protocol drop down list 7 Select Enable This Entry 8 Click Save Tips 1 You should verify the port number that the servic...

Page 54: ...c Follow the steps below to configure the port triggering rules 1 Visit http tplinkmodem net and log in with the password you set for the router 2 Go to Advanced NAT Forwarding Port Triggering and cli...

Page 55: ...totally exposed to the internet which may bring some potential safety hazard If DMZ is not in use please disable it in time Allow the home PC to join the internet online game without port restriction...

Page 56: ...network and passed through the router IPSec uses cryptographic security services to ensure private and secure communications over IP networks PPTP Passthrough If enabled it allows Point to Point sess...

Page 57: ...Chapter 9 NAT Forwarding PPTP ALG If enabled it allows Point to Point sessions to be tunneled via NAT SIP ALG If enabled it allows clients communicate with SIP Session Initiation Protocol servers via...

Page 58: ...roduces how to change the default settings or adjust the basic configuration of the modem router using the web management page This chapter contains the following sections Internet Settings LAN Settin...

Page 59: ...o test the internet connection 10 2 LAN Settings 10 2 1 Change the LAN IP Address The modem router is preset with a default LAN IP 192 168 1 1 which you can use to log in to its web management page Th...

Page 60: ...igure the modem router to act as a DHCP server to assign IP addresses to its clients To use the DHCP server function of the modem router you must configure all computers on the LAN to obtain an IP add...

Page 61: ...ngs as default and click Save 10 3 Wireless Settings 10 3 1 Specify Basic Wireless Settings The modem router s wireless network name SSID and password and security option are preset in the factory The...

Page 62: ...802 11bgn mixed and all of 802 11b 802 11g and 802 11n wireless clients can connect to the modem router 802 11ac only 5GHz Select only if all of your wireless clients are 802 11ac devices 802 11ac n m...

Page 63: ...1 Visit http tplinkmodem net and log in with the password you set for the router 2 Go to Advanced 2 4GHz Wireless or 5GHz Wireless Primary Network page Locate the WPS Settings section 3 Keep the defau...

Page 64: ...r will light on for 5 minutes if the device has been successfully added to the network 2 The WPS function cannot be configured if the wireless function of the modem router is disabled Please make sure...

Page 65: ...the duration between which beacon packets are broadcasted by the router to synchronize the wireless network The default is 100 milliseconds RTS Threshold Enter a value between 1 and 2346 to determine...

Page 66: ...me Server feature on the router to allow you and your friends to access your router and local servers FTP HTTP etc using domain name in no need of checking and remembering the IP address Note DDNS doe...

Page 67: ...ic information change the system settings and administrate your modem router s network This chapter contains the following sections View Basic Information Set System Time Back Up and Restore Configura...

Page 68: ...System Tools Network Information page then you can view the network information 11 1 2 View Device Information 1 Visit http tplinkmodem net and log in with the password you set for the router 2 Go to...

Page 69: ...hapter 11 Administrate Your Network 2 Go to Advanced System Tools Connection Information page then you can view the information of startup procedure downstream bonded channels and upstream bonded chan...

Page 70: ...The system time you configure here will be used for other time based functions such as Parental Controls You can manually set how to get the system time Follow the steps below to set your system time...

Page 71: ...our computer for future use and restore the modem router to a previous settings from the backup file when needed Moreover if needed you can erase the current settings and reset the modem router to the...

Page 72: ...s web management page You can change it on the web management page 1 Visit http tplinkmodem net and log in with the password you set for the router 2 Go to Advanced System Tools Administration page L...

Page 73: ...router through a domain name 3 If you don t want devices on the public network to ping the WAN IP address of the router enable WAN Blocking on this page 11 6 System Log System Log can help you know wh...

Page 74: ...tplinkmodem net to create a new login password Wireless network password 1 The default Wireless Password PIN is printed on the Information Card and the product label of the modem router 2 Ifthedefaul...

Page 75: ...72 3 Click Connections select Never dial a connection 4 Click LAN settings deselect the following three options and click OK 5 Go to Advanced Restore advanced settings click OK to save the settings...

Page 76: ...he coaxial cable Ethernet cables and power adapter 2 Check to see if you can log in to the web management page of the modem router If you can try the following steps If you cannot please set your comp...

Page 77: ...icated MAC address to access the modem router please select Clone Current Computer MAC Address If you know the authenticated MAC address please select Use Custom MAC Address and then enter the address...

Page 78: ...times it will ask you to type in a PIN number when you connect to the wireless network for the first time This PIN number is different from the Wireless Password Network Security Key usually you can o...

Page 79: ...omputer s setting to obtain an IP address automatically To change the computer s network settings follow the steps below For MAC OS X 1 Click the Apple icon and select System Preferences from the drop...

Page 80: ...ows XP 1 Right click the Network icon on the system tray and select Open Network Connections 2 Right click your network connection wired or wireless and select Properties 3 Double click Internet Proto...

Page 81: ...t names are trademarks or registered trademarks of their respective holders No part of the specifications may be reproduced in any form or by any means or used to make any derivative such as translati...

Page 82: ...ed radio TV technician for help This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference 2 This device m...

Page 83: ...evice of adapter The product should be connected to cable distribution system that grounded earthed in accordance with ANSI NFPA 70 the National Electrical Code NEC in particular Section 820 93 Ground...

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