Comtrend Corporation CT-820C Bedienungsanleitung

CT-5072T ADSL2+ Ethernet Router User Manual Version A2.0, January 26, 2010 261095-008

9 STATIC IP MODE In static IP mode, you assign IP settings to your PC manually. Follow these steps to configure your PC IP address to use subnet 19

10 3.3 Login Procedure Perform the following steps to login to the web user interface. NOTE: The default settings can be found in section 3.1. ST

11 Chapter 4 Quick Setup After the first login, the Quick Setup screen will appear. It is the default screen when no connections exist. It allo

12 4.2 Manual Quick Setup To setup the WAN connection manually, follow these instructions: STEP 1: Un-tick the DSL Auto-connect checkbox  on th

13 Click Next to continue… NOTE: The subsections that follow continue the ATM PVC setup procedure. Enter the appropriate settings for you

14 PPP SETTINGS The PPP Username, PPP password and the PPPoE Service Name entries are dependent on the particular requirements of the ISP. The use

15 USE STATIC IP ADDRESS Unless your service provider specially requires it, do not select this checkbox . If selected, enter the static IP addre

16 ENABLE IGMP MULTICAST Tick the checkbox  to enable Internet Group Membership Protocol (IGMP) multicast. IGMP is a protocol used by IP hosts to

17 STEP 7: Click Next to display the configuration summary. Click Save/Reboot if the settings are correct or click Back to modify these settings.

18 Select the Obtain an IP address automatically radio box to enable DHCP. NOTE: Assigning the default gateway or DNS server with static v

1 Preface This manual provides information related to the installation and operation of this device. The individual reading this manual is presume

19 requests from the same internal IP address and port are mapped to the same external IP address and port. An external host can send a packet to the

20 Select Enable DHCP Server Relay (if required), and enter the DHCP Server IP Address. This allows the CT-5072T to relay the DHCP packets to the re

21 NOTE: Since DHCP is not supported over IPoA connections, the default gateway settings and DNS server addresses must be assigned manually. STEP

22 ENABLE FIREWALL To enable IP packet filtering, tick this checkbox . The Advanced Setup  Security  IP Filtering option will appear on the main m

23 STEP 6: The Device Setup screen is used to configure LAN interface settings. The IP address and Subnet Mask define the location of the CT-50

24 STEP 7: Click Next to display the configuration summary. Click Save/Reboot if the settings are correct or click Back to modify these settings.

25 STEP 5: The Device Setup screen is used to configure LAN interface settings. Enter an IP Address and Subnet Mask for the CT-5072T LAN interfac

26 Chapter 5 Device Information The web user interface is divided into two windowpanes, the main menu (at left) and the display screen (on the right)

27 Heading Description VPI/VCI ATM VPI (0-255) / VCI (32-65535) VLAN Mux Shows 802.1Q VLAN ID Con. ID WAN connection ID number Category ATM service c

28 Heading Description Interface LAN interface(s) Received/Transmitted: - Bytes - Pkts - Errs - Drops Number of Bytes Number of Packets Nu

2 Table of Contents CHAPTER 1 INTRODUCTION ...

29 ATM Interface Statistics Heading Description In Octets Number of received octets over the interface Out Octets Number of transmitted octets over

30 Heading Description In Errors Number of received AAL5/AAL0 CPCS PDUs received that contain an error. These errors include CRC-32 errors. Out Er

31 5.2.4 ADSL Statistics The ADSL Statistics screen is shown below with a reference table that follows. Click the Reset Statistics button to refr

32 Field Description Type Channel type Interleave or Fast Line Coding Trellis On/Off Status Lists the status of the DSL link Link Power State Link ou

33 Within the ADSL Statistics window, a Bit Error Rate (BER) test can be started using the ADSL BER Test button. A small window will open when the bu

34 5.3 Route Choose Route to display the routes that the CT-5072T has found. Field Description Destination Destination network or destination ho

35 5.4 ARP Click ARP to display the ARP information. Field Description IP address Shows IP address of host pc Flags Complete, Incomplete, Permanent

36 Chapter 6 Advanced Setup This chapter explains the following screens: 6.1 WAN 6.2 LAN 6.3 NAT 6.4 Security 6.5 Parental Control 6.6 Quality of

37 Heading Description Interface Name of the interface for WAN Protocol Shows the connection type Igmp Shows Internet Group Management Protocol (IG

38 DHCP Server: To enable DHCP, select Enable DHCP server and enter Start and End IP addresses and the Leased Time. This setting configures

3 6.10.2 Trusted CA ... 60 CHAPTE

39 6.3 NAT To display this option, NAT must be enabled in at least one PVC shown on the Advanced Setup - WAN screen. (NAT is not an available opti

40 Consult the table below for field and header descriptions. Field/Header Description Select a Service Or Custom Server User should select the

41 Consult the table below for field and header descriptions. Field/Header Description Select an Application Or Custom Application User should

42 6.3.3 DMZ Host The DSL router will forward IP packets from the WAN that do not belong to any of the applications configured in the Virtual Server

43 6.4 Security To display this function, you must enable the firewall feature in WAN Setup. For detailed descriptions, with examples, please con

44 Field Description Filter Name The filter rule label Protocol TCP, TCP/UDP, UDP, or ICMP. Source IP address Enter source IP address. Source Subnet

45 Under WAN Interfaces, select the PVCs (All routing modes with firewall ON) where the filter rule will apply. You may select all PVCs or just a

46 Consult the table below for detailed field descriptions. Field Description Protocol Type PPPoE, IPv4, IPv6, AppleTalk, IPX, NetBEUI, IGMP Dest

47 See below for field descriptions. Click Save/Apply to add a time restriction. User Name: A user-defined label for this restriction. Browser&a

48 Enter the URL address and port number then click Save/Apply to add the entry to the URL filter. URL Addresses begin with “www”, as shown in t

4 Chapter 1 Introduction The CT-5072T (TR-069 compliant) ADSL2+ Ethernet Router provides one 10/100 Ethernet port and one ADSL port for Internet acce

49 QoS and DSCP Mark are defined as follows: Quality of Service (QoS): This provides different priority to different users or data flows, or guara

50 Queue Configuration Status: Enable/Disable the Queue entry. Queue: Assign the entry to a specific network interface (QoS must be enabled). Queue

51 Field Description Traffic Class Name Enter a name for the traffic class. Rule Order Last or null are the only options. Rule Status Disable or en

52 Field Description SET-1 Protocol TCP, TCP/UDP, UDP, or ICMP. Differentiated Services Code Point (DSCP) Check The selected Code Point gives the co

53 6.7.1 Default Gateway If the Enable Automatic Assigned Default Gateway checkbox  is selected, the router will accept the first received default

54 Click the Add button to display the following screen. Enter Destination Network Address, Subnet Mask, Gateway IP Address, and/or WAN Interfac

55 6.8 DNS 6.8.1 DNS Server If the Enable Automatic Assigned DNS checkbox  is selected, this router will accept the first received DNS assignment f

56 To add a dynamic DNS service, click Add. The following screen will display. Consult the table below for field descriptions. Field Descrip

57 6.9 DSL The DSL Settings screen allows for the selection of DSL modulation modes. For optimum performance, the modes selected should match t

58 6.10 Certificate A certificate is a public key, attached with its owner’s information (company name, server name, personal real name, contact e-ma

5 Chapter 2 Installation 2.1 Hardware Setup Follow the instructions below to complete the hardware setup. The picture below shows the back panel

59 Field Description Certificate Name A user-defined name for the certificate. Common Name Usually, the fully qualified domain name for the machine.

60 6.10.2 Trusted CA CA is an abbreviation for Certificate Authority, which is a part of the X.509 system. It is itself a certificate, attached wi

61 Chapter 7 Diagnostics The Diagnostics menu provides feedback on the connection status of the CT-5072T. The basic tests (no PVC configured) are

62 Chapter 8 Management The Management menu has the following maintenance functions and processes: 8.1 Settings 8.2 System Log 8.3 SNMP Agent 8.4 TR

63 8.1.3 Restore Default Click Restore Default Settings to restore the CT-5072T to factory default settings. After Restore Default Settings is c

64 8.2 System Log This function allows a system log to be kept and viewed upon request. Follow the steps below to configure, enable, and view t

65 Option Description Log level Allows you to configure the event level and filter out unwanted events below this level. The events ranging from t

66 8.3 SNMP Agent Simple Network Management Protocol (SNMP) allows a management application to retrieve statistics and status from the SNMP agent in

67 Option Description Inform Disable/Enable TR-069 client on the CPE. Inform Interval The duration in seconds of the interval for which the CPE MUS

68 8.5 Internet Time This option automatically synchronizes the router time with Internet timeservers. To enable time synchronization, tick the co

6 2.2 LED Indicators The front panel LED indicators are shown below and explained in the following table. This information can be used to check the

69 NOTES: The WAN column only appears if a PVC connection is configured. For a quick introduction to SSH clients consult Appendix C. 8.6.2 IP A

70 8.6.3 Passwords This screen is used to configure the user account access passwords for the device. Access to the CT-5072T is controlled throug

71 STEP 1: Obtain an updated software image file from your ISP. STEP 2: Enter the path and filename of the firmware image file in the Software F

72 Appendix A – Firewall STATEFUL PACKET INSPECTION Refers to an architecture, where the firewall keeps track of packets on each connection traversin

73 Example 2: Filter Name : Out_Filter2 Protocol : UDP Source Address : 192.168.1.45 Source Subnet Mask : 255.255.255.0 Source Port

74 Example 2: Filter Name : In_Filter2 Protocol : UDP Source Address : 210.168.219.45 Source Subnet Mask : 255.255.0.0 Source Port

75 Source MAC Address : 00:34:12:78:90:56 Frame Direction : WAN => LAN WAN Interface Selected : br_0_34/nas_0_34 Addition of this rule forwar

76 Appendix B – Pin Assignments LINE PORT (RJ11) Pin Definition Pin Definition 1 - 4 ADSL_TIP 2 - 5 - 3 ADSL_RING 6 - LAN Port (RJ45) Pin Defin

77 Appendix C – Specifications Hardware Interface RJ-11 X 1 for ADSL2+ RJ-45 X 1 for LAN Power Switch X 1 Reset Button X 1 WAN Interface ITU-T G.99

78 NAT/NAPT Support Port Triggering and Port forwarding Symmetric port-overloading NAT, Full-Cone NAT VPN Passthrough (PPTP, L2TP, IPSec) Security

7 Chapter 3 Web User Interface This section describes how to access the device via the web user interface (WUI) using an Internet browser such as Int

79 Appendix D – SSH Client Unlike Microsoft Windows, Linux OS has a ssh client included. For Windows users, there is a public domain one called “p

8 3.2 IP Configuration DHCP MODE When the CT-5072T powers up, the onboard DHCP server will switch on. Basically, the DHCP server issues and rese