Page 3 - Contents
Contents 1 Contents 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–1 The 4300T Converged Network Appliance . . . . . . . . . . . . . . . . . . . . . . . . . 1–1 T1 Wide Area Network (WAN) Access Router . . . . . . . . . . . . . . . . . . 1–1Security . . . . . ...
Page 9 - Introduction; The 4300T Converged Network Appliance; Security; VoIP; Quality of Ser vice
1 - 1 1 Introduction The 4300T Converged Network Appliance The V 2 IU 4300T is an intelligent, all-in-one networking solution for enterprises and service providers. It reduces costs by simplifying the deployment, management and security of converged voice, video and data networks. The 4300T provides...
Page 10 - Call Quality Monitoring; Feature Summar y
User Guide V 2 IU 4300T Converged Network Appliance 1 - 2 Call Quality Monitoring Passive call quality monitoring for each SIP or MGCP voice call includes statistics needed to enforce SLAs and resolve networking problems that negatively affect call quality. Future-proof Scalability The 4300T is a po...
Page 11 - Front Panel LEDs
Introduction 1 - 3 — Active call count indicators Front Panel LEDs The LEDs display real-time information for key functions of the 4300T. They are as follows: LED Label Activity Description Power Off Power switch off (or no power from wall) Green Power is supplied to the unit Status Off Self-tests h...
Page 12 - Back Panel; Power Connector
User Guide V 2 IU 4300T Converged Network Appliance 1 - 4 Back Panel The back panel of the 4300T contains the following (left to right): • Power connector • Erase button • Power connector • 4 switched LAN Ethernet ports • Management console port • T1 WAN port (RJ-48 with built-in CSU/DSU) • Ethernet...
Page 13 - Ethernet WAN port
Introduction 1 - 5 This port is used for debug or local diagnostic purposes only. Primary configuration of the 4300T is performed from a web browser as covered in Chapter 3 . T1/E1 WAN port The T1 WAN interface with the following features: • Fully integrated CSU/DSU • T1 support • Fractional T1 supp...
Page 15 - Getting Started; Physical Installation; Desktop Installation
2 - 1 2 Getting Started Physical Installation The 4300T is designed for desktop, rack or wall-mount installation. Please observe the following guidelines when installing the system: • Never assume that the AC cord is disconnected from a power source. Always check first. • Always connect the AC power...
Page 16 - Administration of the 4300T
User Guide V 2 IU 4300T Converged Network Appliance 2 - 2 Install two screws 4 14/16 ” horizontally apart on a wall or other vertical surface. The screws should protrude from the wall so that you can fit the appliance between the head of the screw and the wall. 1. If you install the screws in drywal...
Page 20 - Configuration Guide For IP Centrex Applications
User Guide V 2 IU 4300T Converged Network Appliance 3 - 2 Configuration Guide For IP Centrex Applications A typical 4300T installation for an IP Centrex application requires no external router or firewall. The 4300T WAN port is connected directly to the T1/E1 line and the LAN port(s) are connected d...
Page 21 - Configuration Outline
Configuring the 4300T 3 - 3 • NAT/PAT translation for IP phones and PC’s. This allows a single public IP address to be used on the WAN link to represent all of the private IP addresses assigned to the LAN IP phones and PC’s. • Static NAT entries. This enables the customer to use a WAN public IP addr...
Page 23 - Configuration Guide For Station Side IP PBX Applications
Configuring the 4300T 3 - 5 Configuration Guide For Station Side IP PBX Applications Most private enterprise VoIP networks use an IP PBX at the corporate headquarters location to provide voice switching between headquarters, branch offices and the PSTN. The 4300T is used in these environments to sec...
Page 25 - Configuration Guide For Trunk Side IP PBX Applications
Configuring the 4300T 3 - 7 Configuration Guide For Trunk Side IP PBX Applications Companies with existing IP-based WAN links for inter-office voice and data communications can use the 4300T as a traffic shaper to meet the stringent jitter, latency and packet loss requirements for toll quality voice...
Page 27 - Configuration Guide For Hosted Video Applications
Configuring the 4300T 3 - 9 Configuration Guide For Hosted Video Applications A typical 4300T installation for hosted video applications is depicted in the diagram below. In this scenario, the 4300Ts are used to connect all of the video endpoints to the Gatekeeper. The video endpoints should be conf...
Page 29 - Configuration Guide For Enterprise Video Applications
Configuring the 4300T 3 - 11 Configuration Guide For Enterprise Video Applications A typical 4300T installation for enterprise video applications is depicted in the diagram below. In this scenario, the 4300Ts are used to connect all of the video endpoints to the Gatekeeper. The video endpoints shoul...
Page 31 - System Configuration; Configure the LAN Interface
Configuring the 4300T 3 - 13 System Configuration This section explains how to configure the 4300T to function in your IP network. You will configure the T1/E1 WAN interface, Ethernet interfaces, network addresses, DNS settings, default gateway, SNMP settings and change the administrative password. ...
Page 35 - Configure the WAN Interface
Configuring the 4300T 3 - 17 Assign the 4300T’s ALG to your Priority VLAN Once you have completed your VLAN configuration you must assign the 4300T ALG to the VLAN containing your VoIP phones. 1. Select the VoIP ALG from the main configuration menu. 2. Use the drop down menu to assign the ALG to the...
Page 38 - Configure the DHCP Ser ver
User Guide V 2 IU 4300T Converged Network Appliance 3 - 20 Timing Display and set the clock timing source for the T1/E1 interface. The timing can be either derived from the network (External) or provided to the T1 interface by the V 2 IU (Internal). With a carrier-provided T1, the timing is usually ...
Page 41 - Configure Hostname, SNMP and Remote Logging
Configuring the 4300T 3 - 23 3. Press Submit. Configure Hostname, SNMP and Remote Logging The 4300T can be managed remotely by an SNMP network management system such as HP Openview. The 4300T supports SNMPv1 or SNMPv3 and MIB-II (RFC1213). All MIB-II variables are read only. The MIB variables sysCon...
Page 44 - VoIP Configuration
User Guide V 2 IU 4300T Converged Network Appliance 3 - 26 Change the Administration Password We strongly recommend that you change the default password for the root administrative account using the following steps: 1. Enter the password you chose in step C again in the Confirm Password to ensure th...
Page 45 - Configure the VoIP ALG
Configuring the 4300T 3 - 27 • Enable mobility in the enterprise LAN for voice devices. This is useful, for example, when using WiFi or moving office locations. In these instances the IP address of the voice and video device may be changed. Configure the VoIP ALG In order to configure the VoIP ALG t...
Page 47 - Configure VoIP Subnet Routing
Configuring the 4300T 3 - 29 The bandwidth is specified in kbps and if it is set to 0, bandwidth management is not enforced. Only calls with media traversing the 4300T is counted towards the bandwidth maximum. 11. The Current payload bandwidth calculates the current video traffic, without IP overhea...
Page 49 - Configure IP Phones, IADs or Softphones
Configuring the 4300T 3 - 31 2. Select System Overview. 3. Select VoIP Subnet Routing. 4. Enter the IP Network (e.g. 10.10.12.0) .This is the IP address of the remote subnet containing the voice devices. 5. Enter the Netmask (e.g. 255.255.255.0).This is the mask of the IP address of the subnet conta...
Page 50 - Data Networking Configuration; NAT for Data Traffic
User Guide V 2 IU 4300T Converged Network Appliance 3 - 32 Data Networking Configuration The 4300T provides static IP routing and two types of Network Address Translation (NAT) functions for data traffic. This section describes the use and configuration of these features. NAT for Data Traffic NAT al...
Page 52 - Static IP routing
User Guide V 2 IU 4300T Converged Network Appliance 3 - 34 Delete a Static NAT entr y 1. Select NAT. 2. To delete an IP address or a range of IP addresses highlight the entry in the Static NAT Client Entries list and press the Delete key on your keyboard. 3. Press Submit. Static IP routing In additi...
Page 53 - Firewall Configuration
Configuring the 4300T 3 - 35 4. Select the Apply Route checkbox. 5. Enter the IP Network address. This address is the remote data network you would like the 4300T to forward to the gateway. The hosts portion of the IP address should be set to “0”. For example, 10.10.20.0 6. Enter the Netmask of the ...
Page 56 - Traffic Management Configuration
User Guide V 2 IU 4300T Converged Network Appliance 3 - 38 If a given packet does not match any of the configured rules, it is dropped. 1. Select Firewall. 2. Enter the desired Advanced Settings using the table above as a guide. 3. Select Submit. Remove Advanced Setting Entries To remove an advanced...
Page 57 - Enable Traffic Shaping
Configuring the 4300T 3 - 39 • Controls the data transfer rate of far-end WAN TCP devices to limit WAN link congestion. • Supports network-based QoS applications by setting the TOS bits for all VoIP packets sent to the WAN and the LAN. TOS bits are used so that VoIP packets can be prioritized in the...
Page 58 - Optionally enable priority IP addresses; Enable CAC
User Guide V 2 IU 4300T Converged Network Appliance 3 - 40 3. Specify the upstream and downstream bandwidth of your WAN link 4. Enter the WAN Downstream Bandwidth in Kbps. 5. Enter the WAN Upstream Bandwidth in Kbps. Optionally enable priority IP addresses VoIP traffic from devices that use the VoIP...
Page 59 - A Closer Look at Traffic Management in the 4300T
Configuring the 4300T 3 - 41 Determining the maximum number of concurrent calls The maximum number of concurrent calls that can be supported by the WAN access link is calculated using the following formula:Max calls = (Maximum WAN upstream bandwidth * .85)/VoIP codec ratewhere,Maximum WAN upstream b...
Page 60 - Classifying
User Guide V 2 IU 4300T Converged Network Appliance 3 - 42 are applied to traffic in both the upstream (LAN to WAN) and downstream (WAN to LAN) direction. Each direction is independent of the other and can support different size priority queues. Classifying High priority voice and video traffic gene...
Page 61 - Downstream Traffic Management
Configuring the 4300T 3 - 43 clocked out at the WAN link’s full rate LESS the bandwidth currently being used for high-priority (ie voice) data. High-priority data is clocked out at the WAN’s full link rate. Any long-lasting burst condition in low-priority data will cause these packets to be delayed ...
Page 62 - VoIP Sur vivability Configuration; Key benefits and features of VoIP sur vivability
User Guide V 2 IU 4300T Converged Network Appliance 3 - 44 Although RTP makes use of UDP the 4300T appliance is able to provide its own congestion avoidance mechanism for voice traffic using Call Admission Control (CAC). VoIP Sur vivability Configuration The high availability of voice services is a ...
Page 63 - How sur vivability works
Configuring the 4300T 3 - 45 • Call processing server connectivity status indicators • Support for multiple call processing servers using DNS • Reporting of the currently active call processing server in environments using multiple call processing servers • Local call switching between VoIP endpoint...
Page 64 - Platform Support; Configuring VoIP Sur vivability in V
User Guide V 2 IU 4300T Converged Network Appliance 3 - 46 prioritized list of available network based call processing servers. The V 2 IU appliance using periodic messages monitors each server and the highest priority server that is currently reachable will be used for call processing. This feature...
Page 71 - System Diagnostics
4 - 1 4 System Diagnostics The 4300T provides a powerful set of diagnostic information, troubleshooting tools and utilities for system maintenance to network operators. Viewing Software Version, Hardware Platform and the LAN MAC Address The software version, hardware platform, and LAN MAC address ar...
Page 72 - Viewing the ALG registration code; Viewing Networking Information
User Guide V 2 IU 4300T Converged Network Appliance 4 - 2 Viewing the ALG registration code You will also find a link to the ALG registration code on the System page. The registration code enables the ALG and is pre-installed at the factory. If the registration code is inadvertently deleted you can ...
Page 74 - Viewing Advanced System Information
User Guide V 2 IU 4300T Converged Network Appliance 4 - 4 The interface statistics can point to areas of congestion in the network. If the errors statistic is a few percent or more of the total packets sent it may be an indication of excessive congestion on the network interface. If the congestion i...
Page 75 - Passive Voice Call Monitoring; Accessing Troubleshooting Tools
System Diagnostics 4 - 5 System Logging Messages Displays information logged during system boot and normal operation. Logging messages may indicate unauthorized attempts to access the 4300T, process restart messages, and excessive resource utilization messages. Passive Voice Call Monitoring The 4300...
Page 79 - The ewn Command
5 - 1 5 Saving and Restoring the 4300T Configuration The 4300T stores all configuration information for the system in a series of individual files that reside in local flash memory. These files are read at boot time to determine the configuration identity of the 4300T and then stored in RAM as “runn...
Page 80 - Create a Backup File and Save in Local Flash
User Guide V 2 IU 4300T Converged Network Appliance 5 - 2 The ewn command can be used with a local terminal connection or remotely using SSH. 1. Use a NULL modem cable to connect to serial port 1 of the 4300T 2. Use a terminal emulator such as Hyperterminal set to a baud rate of 9600, 8, 1 and none ...
Page 81 - Delete a Backup File; Load a Backup File so that it Becomes the Running Configuration
Saving and Restoring the 4300T Configuration 5 - 3 List all backup files stored in FLASH. If no file has been saved, the command will only return the # prompt. Delete a Backup File # ewn delete <filename> Delete the backup file specified in the filename. Load a Backup File so that it Becomes t...
Page 83 - Upgrade Procedure for Software Revision 1.3.11 or Later
6 - 1 6 Upgrading the 4300T This chapter describes how to upgrade your 4300T to the latest software release available from Polycom. It is recommended that you reboot the 4300T prior to performing the upgrade. This is to make sure there is enough dynamic memory available to handle the upgrade process...
Page 85 - Appendix; Troubleshooting Tips
Appendix - 1 Appendix Troubleshooting Tips This section contains possible solutions to problems regarding the installation of the 4300T. I am having trouble reaching the Internet through the 4300T. We recommend connecting a PC directly (or via a switch) to the LAN port of the 4300T. The default LAN ...
Page 86 - Specifications
User Guide V 2 IU 4300T Converged Network Appliance Appendix - 2 5. Select Network Test Tools. 6. Enter the softswitch address in the IP Address to Ping field. 7. Press Ping. Specifications WAN Ports 1xT1 CSU/DSU or 10/100 Ethernet LAN Ports 4x10/100 Ethernet (switched) Serial Ports 1xRS-232 Dimensi...
Page 87 - Neighboring Path Navigator Gatekeeper support; Example 1
Appendix - 3 Appendix Neighboring Path Navigator Gatekeeper support Example 1 In this example, there are two neighbored Path Navigator gatekeepers, one behind an EdgeMarc, on a private network, and the other on the public network.
Page 91 - Example 2
Appendix Appendix - 7 Example 2 In this example, there are two neighbored Path Navigator gatekeepers, one behind one V2IU, on a private network, and the other behind another V2IU, on a separate private network.There is also a codec behind a third V2IU, just as an example. V2IU C is just a remote V2I...
Page 104 - Path Navigator
User Guide V 2 IU 4300T Converged Network Appliance Appendix - 20 Path Navigator Defining a Neighboring Gatekeeper in the Path Navigator. Source Destination Dial string PVX 101 /PVX 102 / PVX 103 / PVX 105 / Viewstation (string) [email protected] VSX 7000 PVX 101 PVX 102 PVX 104 PVX 105 Viewstation ...
Page 105 - Regulatory Notices; END-USER LICENSE AGREEMENT FOR POLYCOM® SOFTWARE
Regulatory Notices - 1 Regulatory Notices END-USER LICENSE AGREEMENT FOR POLYCOM® SOFTWARE IMPORTANT-READ CAREFULLY BEFORE USING THE SOFTWARE PRODUCT: This End-User License Agreement ("Agreement") is a legal agreement between you (and/or any company you represent) and either Polycom (Netherl...
Page 115 - FCC PART 15 NOTICE
Regulatory Notices Regulatory Notices - 11 exceptions for this. Our decision will be guided by the two goals of preserving the free status of all derivatives of our free software and of promoting the sharing and reuse of software generally. NO WARRANTY 11. BECAUSE THE PROGRAM IS LICENSED FREE OF CHA...
