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EOC-20/21

Ethernet over Coaxial
Master/Subscriber Pair

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Summary of Contents for EOC-20

Page 1: ...EOC 20 21 Ethernet over Coaxial Master Subscriber Pair ...

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Page 3: ...rict Taipei 114 Taiwan Tel 886 2 26591021 Fax 886 2 27991355 Email info ctcu com URL http www ctcu com EOC20 21 User Manual Ethernet over Coaxial Master Subscriber Pair Version 0 9a Sep 2008 Draft Copyright 2008 CTC Union Technologies Inc All rights reserved All specifications are subject to change without prior notice ...

Page 4: ... injury or death that may be associated with such unintended or unauthorized use even if such claim alleges that CTC Union Technologies was negligent regarding the design or manufacture of said product TRADEMARKS Microsoft is a registered trademark of Microsoft Corp HyperTerminal is a registered trademark of Hilgraeve Inc WARNING This equipment has been tested and found to comply with the limits f...

Page 5: ... 7 4 PROVISIONING SETTINGS 17 8 TOOLS 18 9 SYSTEM SETTINGS 18 9 1 NTPSETTINGS 19 9 2 LANGUAGE SETTINGS 19 9 3 LOGIN ACCOUNT 19 9 4 BACKUP RESTORE 20 9 5 SYSTEM LOG 20 9 6 SYSTEM OPERATION 20 9 7 SOFTWARE UPGRADE 21 9 8 LOGOUT 21 10 EOC DESIGN FOR COAXIAL 22 10 1 RATE VS ATTENUATION RULE OF THUMB 22 10 2 CATVTRANSMISSION AMPLIFIERS 23 10 3 CONNECTING AN EOCNADEVICE TO THE COAX NETWORK 24 10 3 1 Cab...

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Page 7: ...nd Full or Half Duplex on the Ethernet port Web based configuration or provisioning via TFTP configuration download Status LEDs for simple monitoring of the device and connection status 1 2 Specifications Network Standards ITU G 9954 Ethernet Over Coaxial Network EoCNA IEEE802 3 10BASE T 10Mbit s IEEE802 3u 100BASE TX Fast Ethernet at 100Mbit s Auto negotiation IEEE802 3x Full Duplex and Flow Cont...

Page 8: ... C 14 F 149 F Operating Humidity 10 90 Non condensing Power Requirement External Power Supply 5VDC Power Consumption 6 Watts Physical Dimension 155mm W x 83mm D x 30mm H Unit Weight 330 g Emissions Compliance FCC part 15 Class B CE Mark 1 3 Applications For Multi Service Operator MSO to deliver Triple Play service in Last Mile solution Extend LAN connectivity to a remote site or between buildings ...

Page 9: ...AN topologies within a bridged LAN infrastructure VLAN architecture benefits include 1 Increased performance 2 Improved manageability 3 Network tuning and simplification of software configurations 4 Physical topology independence 5 Increased security options As EOC Ethernet over Coax links are deployed more and more extensively and popularly the technology embraces the implementation of VLAN VLAN ...

Page 10: ...d as belonging to a particular VLAN based on parameters associated with the receiving port Also priority tagged frames which by definition carry no VLAN identification information are treated the same as untagged frames A VLAN tagged frame carries an explicit identification of the VLAN to which it belongs i e it carries a tag header that carries a non null VID This results in a minimum tagged fram...

Page 11: ...ing in Not powered N A Prov Alm Provision download Alarm CPE configuration file download Normal Operation Run CPE Processor running CPU running Link Act STB Link Disconnected or Link failed Received or Transmit Link Act LAN Link Disconnected or Link failed Received or Transmit COAX ECO Synchronous Mode Async Mode N A COAX EOC Link Disconnected or Link failed Received or Transmit TRUNK CATV ...

Page 12: ... For Provision Configuration you can skip step 1 and 2 4 1 Step 1 Check the Ethernet Adapter in PC or NB Make sure that Ethernet Adapter had been installed in PC or NB used for configuration of the EOC Modem TCP IP protocol is necessary for web configuration so please check the TCP IP protocol whether it has been installed 4 2 Step 2 Check the Web Browser in PC or NB According to the Web Configura...

Page 13: ...ion the EOC Modem 5 Configuration Via Web Browser Step 1 For Win85 98 and Me click the start button Select setting and control panel Step 2 Double click the network icon In the Configuration window select the TCP IP protocol line that has been associated with your network card and then click properties icon Choose IP address tab Select Use the following IP address Enter the IP Address is 192 168 8...

Page 14: ...ess CPE LAN IP and Subnet Mask DHCP Snooping session In some ISP operator will assign customer get several DHCP IP This means CPE can snooping customer current IP and future function Note If need to configure CPE IP through DHCP server even Provisioning please make sure all the settings must binding to EoCNA WAN port MAC Address 7 General Settings In this section will finger out CPE of general set...

Page 15: ...al EoCNA WAN QoS setting After enable QoS function can assign Downstream Upstream by default 128K 256K 512K 1M 2M 4M 8M 16M 32M or Manual setting EoCNA VLAN setting After enable VLAN tagging will insert 4 Bytes for 802 1Q tagging and untagged In the same time also can setting separate or combine Port VID and Priority Note Disable QoS in Manager Mode EOC throughput is 32M 32M Disable QoS in Wire Sp...

Page 16: ...on the IGMP conversation between hosts and routers by processing the layer3 IGMP packets sent in a multicast network DHCP Snooping enable DHCP snooping performs two main tasks Keeping a record of which IP address are currently allocated to hosts downstream of the ports on the EOC Modem Deciding which packets are candidates for having Option 82 information inserted and actively filtering out packet...

Page 17: ...ry method This is the easiest way let each CPE Modems automatic download profile setting from MSO that wants to design for no configuration required delivery and maintenance for CPE setting dynamic service start up F W upgrade and Performance Monitoring Note Provision during DHCP ACK assign Boot file name Provision during System Start up Auto Provision by CPE itself ...

Page 18: ...8 Tools In this section the only function is Ping Test CPE can execute ping testing to make sure circuit is alive 9 System Settings System setting has the following pull down functions ...

Page 19: ...C Modem systems over packet switched variable latency data networks 9 2 Language Settings The Web GUI interface language can be changed by the operator Currently there are three languages available English Traditional Chinese and Simplified Chinese 9 3 Login Account Setting the Web Telnet Login in Account name and password even Web Listen Port ...

Page 20: ...figuration file 9 5 System Log Setting Remote site Log Server Address and port This service lets CPE upload the system log to a Log Server 9 6 System Operation Some EOC Modem parameters must EOC Modem save and restart can be apply That mean every change of setting we recommend to execute this section function ...

Page 21: ...9 7 Software Upgrade EOC Modem provide three way to remote upgrade method 9 8 Logout ...

Page 22: ...response of the channel is assumed to be flat the ISI term vanishes and the effect of the channel is reduced to attenuation Assuming that the receiver s internal noise is the dominant noise and knowing the transmission power it is possible to estimate the expected line rate between two stations according to the link budget the sum of all attenuations in the signal path Table 1 lists the measured l...

Page 23: ... a cutoff frequency of 45MHz in parallel with the amplifier as shown in Figure 1 a Note that in the cases where the amplifier has amplification for both downstream DS and upstream US directions i e for the return channel as shown in Figure 1 b it would have overlapping bands with the LPF used for bypass and undesired effects such as positive feedback might occur in which case the amplifier should ...

Page 24: ...ould be used as shown in Figure 2 The diplexer routes the 12 28 44MHz band to the EoCNA AFE and routes the 50MHz and higher band to the TV Figure 2 EOC HFC plus EOC Network 10 4 Installation Guide Lines 10 4 1 Placement of Master In home networking applications all nodes on the network must be able to communicate with each other In this implementation the Master device can be placed anywhere in th...

Page 25: ... the apartment uses two ports of an outdoor tap or splitter as seen in Figure 1 In this case installation should be as in Figure 2 and an isolator and a 1 2 splitter should be added between the tap port and the apartment Note that the 1 2 splitter in this installation reduces the Coax video signal by about 3dB a Recommend using TAP to install EoCNA modem 10 5 Physical Connection The examples in Fi...

Page 26: ...the coaxial distribution cables originating from the MxU wiring cabinet which may be located in the basement and spreading up the riser through the floors of the building to the apartments Connectivity is between the Master and Endpoints Networking capability is not provided between Endpoints Figure 3 MUX access over Coax installation TRUNK CATV ...

Page 27: ... PRIORITY 2 0 Network Configurations EOC LAN interface NET LAN IP 192 168 8 254 NET LAN MASK 255 255 255 0 NET LAN ENABLE_WIRE_SPEED_MODE 0 NET LAN ENABLE_IGMP_SNOOPING 1 NET LAN ENABLE_DHCP_SNOOPING 1 NET LAN MAXIMUM_DHCP_SESSION 3 NET LAN ENABLE_DHCP_OPTION_82 1 NET LAN ENABLE_NETBIOS_BLOCKING 1 QOS LAN_QOS ENABLE 0 QOS LAN_QOS QOS STB 0 LAN 1 Prio 0 High 1 Low Flow 0 OFF 1 ON InRate128 256 512 ...

Page 28: ...23 6 99 mac Profile AUTO_PROVISION START_RUN 1 AUTO_PROVISION PERIODICALLY 1 AUTO_PROVISION PERIOD_TIME 10800 SNMP SNMP ENABLE 1 SNMP GET_COMMUNITY public SNMP SET_COMMUNITY private SNMP TRAP_COMMUNITY public SNMP TRAP_HOST 10 132 6 99 Log Server SYSLOG ENABLE 1 SYSLOG SERVER_ADDR 10 123 6 99 SYSLOG SERVER_PORT 514 ...

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