Copyright: Valiant Communications Limited Slide 1 1 x E1/T1 over Ethernet Multiplexer (TDMoIP) 1 x E1/T1 over Ethernet Multiplexer (TDMoIP) Product Presentation Updated: 29 April, 2010 V aliant C ommunications L imited Telecom Transmission Solutions

Copyright: Valiant Communications Limited Slide 2 1 x E1/T1 over Ethernet Multiplexer (TDMoIP) Product Overview  VCL-1 x E1/T1 over Ethernet (TDMoIP) provides the user with E1/T1 over Ethernet (IP) conversion and allows the user to transport E1/T1 channels (carrying data or voice) over Ethernet (IP) Network  Very Compact and low cost  It is an E1/T1 extension device which utilizes the Ethernet / IP Network to transport E1 or a T1 signal in real-time  Useful for the Real-time applications carrying VOICE, VIDEO and DATA  Compatible with 2 port, 8 port and 16 port TDMoIP versions  The equipment can be installed and used in a point-to-point topology  Multiple units can be used in different (Remote) sites in point-to-multipoint topology by using 2, 8 and 16 port TDMoIP equipment in central sites.

Copyright: Valiant Communications Limited Slide 3 1 x E1/T1 over Ethernet Multiplexer (TDMoIP) Product Overview  The QoS features include short and stable transmission delay, low jitter / wander.  Suitable for achieving higher bandwidth utilization  Converts the E1/T1 frame format into Ethernet Data for transmission over the Ethernet or IP Network and then re-converts the Ethernet data back into E1/T1 frame format at the far-end terminal, to inter-connect two or more E1/T1 devices over the Ethernet / IP Network  Optional V AC (110~240V AC) and -48V DC (18~72V DC) input power supply.

Copyright: Valiant Communications Limited Slide 4 1 x E1/T1 over Ethernet Multiplexer (TDMoIP) How it works  The equipment is a TDM / Packet processing unit.  It converts E1/T1 data stream into Ethernet packets with or without IP headers.  These packets are transported over the Ethernet network.  At the far-end, the packets from the uplink Ethernet port are sorted and processed to re-assemble into the original E1 or T1 data stream.  It also uses algorithms to recover the E1 or T1 clock synchronization and to ensure that the reconstructed clock will meet the stringent requirement of TDM applications.

Copyright: Valiant Communications Limited Slide 5 1 x E1/T1 over Ethernet Multiplexer (TDMoIP)  Supports user selectable one E1 or T1 port  Easy to use and configure by any web browser  E1/T1 signal is a TDM signal which transmits information in a constant bit rate of 2048Kbps, 1544Kbps.  Support point-to-point link establishment over IP Network  Support point-to-multipoint link establishment over IP Network with 2, 8 and 16 port TDMoIP equipment  Stable E1/T1 clock recovery, low jitter / wander  Low processing delay for E1/T1 channel, high bandwidth usage efficiency  Resistance to packet loss, with PCM frame synchronization protection  Adequate jitter buffer to resist packet delay variation  Auto parallel or cross cable adaptive Ethernet ports. Allow easy connection to other Ethernet equipment. Features and Highlights

Copyright: Valiant Communications Limited Slide 6 1 x E1/T1 over Ethernet Multiplexer (TDMoIP)  Local and remote E1/T1 LOS and AIS and packet loss indication for trouble- shooting and maintenance  Support 1+1 backup uplink ports  Supports Automatic Ethernet negotiation function and configurable 10M/100M, Half / Full duplex working modes  Optional powers V AC and -48V DC. May be ordered with either power supply option  Idle for connecting offshore sites with central site over Ethernet / IP network with very low investment costs  Supports transparent passing of VLAN tagged Ethernet DATA  Works well with other TDMoIP equipment having multiple E1/T1 ports  Robust and cost effective. Features and Highlights

Copyright: Valiant Communications Limited Slide 7 1 x E1/T1 over Ethernet Multiplexer (TDMoIP)  The equipment may be used for the following purposes: Connecting point-to-point E1/T1 devices over Ethernet or IP network Establishing point-to-point E1/T1 link over wireless bridge (Ethernet Radios) Connecting point-to-multipoint E1/T1 devices over Ethernet or IP network with 2, 8 and 16 port TDMoIP version Establishing point-to-multipoint E1/T1 link over wireless bridge (Ethernet Radios) with 2, 8 and 16 port TDMoIP version. Application

Copyright: Valiant Communications Limited Slide 8 1 x E1/T1 over Ethernet Multiplexer (TDMoIP) E1/T1 PBX IP Networks PCM E1/T1 PBX PCM Radio Link UplinkE1/T1 Uplink E1/T1 UplinkE1/T1 Uplink E1/T1 Application Diagram Point to point applications Note:When connecting to a wireless LAN bridge (Ethernet Radio), care must be taken to protect the equipment from lightening strikes and surges by installing surge protection devices with a good earth / ground connection. Poor earth / ground connections may also degrade the operation of the Ethernet port, causing severe packet losses. 1 Port TDMoIP

Copyright: Valiant Communications Limited Slide 9 1 x E1/T1 over Ethernet Multiplexer (TDMoIP) E1 / T1 Multiplexer E1/T1 PBX E1 / T1 Multiplexer E1/T1 PBX E1 / T1 Multiplexer 8/16 Port TDMoIP Central Site E1 / T1 Multiplexer E1/T1 PBX Remote Site - 5 E1 / T1 E1/T1 PBX Remote Site - 3 E1 / T1 Multiplexer Remote Site - 2 E1 / T1 Multiplexer Remote Site - 1 Application Diagram Point to multi-point application# 1 E1 / T1 Cell Tower Remote Site - 4 IP Network Uplink Uplinks 2 Port TDMoIP 1 Port TDMoIP

Copyright: Valiant Communications Limited Slide 10 1 x E1/T1 over Ethernet Multiplexer (TDMoIP) E1 / T1 E1/T1 PBX Remote Site - 3 E1 / T1 Multiplexer Remote Site - 2 E1 / T1 Multiplexer Remote Site - 1 E1 / T1 Multiplexer E1/T1 PBX E1 / T1 Multiplexer E1/T1 PBX E1 / T1 Multiplexer 8/16 Port TDMoIP Central Site Radio Link E1 / T1 Cell Tower Remote Site - 4 E1 / T1 Multiplexer E1/T1 PBX Remote Site - 5 Application Diagram Point to multi-point application# 2 IP Network Uplinks Uplink 1 Port TDMoIP 2 Port TDMoIP

Copyright: Valiant Communications Limited Slide 11 1 x E1/T1 over Ethernet Multiplexer (TDMoIP) Front Panel View TDMoIP with -48V DC input power supply TDMoIP with V (110V~240V) AC power supply

Copyright: Valiant Communications Limited Slide 12 1 x E1/T1 over Ethernet Multiplexer (TDMoIP) Bottom Panel View Configuration DIP Switches

Copyright: Valiant Communications Limited Slide 13 1 x E1/T1 over Ethernet Multiplexer (TDMoIP)  Monitoring and Managing the equipment through the Web Management using Web Browser (Internet Explorer, Fire Fox etc) Web Management (Through Web Browser)

Copyright: Valiant Communications Limited Slide 14 1 x E1/T1 over Ethernet Multiplexer (TDMoIP)  Monitoring and Managing the equipment through the Web Management using Web Browser (Internet Explorer, Fire Fox etc) Web Management (Through Web Browser)

Copyright: Valiant Communications Limited Slide 15 1 x E1/T1 over Ethernet Multiplexer (TDMoIP) Thank you for your attention For more details visit us at our Website at U.K. Valiant Communications (UK) Ltd 1, Acton Hill Mews, Uxbridge Road, London W3 9QN, United Kingdom Website: U.S.A. Valcomm Technologies Inc Ponce de Leon, Suite 470 Coral Gables, FL United States of America Website: INDIA Valiant Communications Limited 71/1, Shivaji Marg, New Delhi , India Website: