• E1, 2 Mbps Channel Banks / Multiplexers
• STM-1 / STM-4 SDH Multiplexers
• GSM Gateways / GSM Channel Banks
• Optical Transmission
• Echo Cancellers (T1, E1, DS3)
• Digital Access Cross Connects (DACS)
• Voice Compression, DCME

• TDM over IP - T1 / E1 over IP for Voice, Data and Video
• WAN Routers (E1 / T1 WAN Routers with Drop and Insert Mux)
• WAN Data over IP - Encrypted Data over IP
• LAN-to-LAN Interconnect
• Voice over IP (VoIP)

2Mbps E1, Voice and Data Drop Insert (Add Drop) Multiplexer which supports a wide range of voice and data interfaces which include FXO, FXS, E&M, G.703, V.24, iDSL, V.35, nx64Kbps, V.36, X.21, RS530, G.SHDSL, 10BaseT - Ethernet Bridge, 10BaseT - Router, Fractional E1 (Framed and un-Framed) interfaces.

2Mbps E1, Digital Data Drop-Insert (Add-Drop) Multiplexer supports a wide range of digital data interfaces which include V.35, nx64Kbps, V.36, X.21, RS530, G.SHDSL, 10BaseT - Ethernet Bridge, 10BaseT - Router, Fractional E1 (Framed and un-Framed) interfaces.

Intelligent E1 Channel Bank, VCL-CB offers Voice Activity Detection (VAD) to provide voice activated "answer supervision" and "disconnect supervision" to connect VoIP (Voice over IP), Voice over Frame Relay and Voice over ATM networks to analog PSTN (POTS) lines that do not provide any type of answer supervision / battery reversal functions. Ideal for long distance traffic termination on PSTN lines that "Support", or "Do Not Support" "Battery Reversal / Polarity Reversal" (Answer Supervision). Also provides complete line protection against difficult field conditions.

PRI ISDN (Primary Rate Interface) Euro ISDN Multiplexer converts 30 dial-up, analog voice circuits to a digital E1, PRI ISDN interface. Offers all types of analog interfaces (FXO / FXS / 2W/4W E&M). Signaling as per ITU-T Rec. Q.931 to inter-connect up to 30, analog interfaces to an E1, PRI ISDN port.

The STM-1, VCL100MC-1 (upto 63 E1 / DS3) is a compact, modular, and cost effective STM-1 SDH multiplexer equipment designed to manage bandwidth and provide E1 or fractional E1, voice and data access service over STM Networks. The system has two STM-1 optical / electrical interfaces in the aggrate side and allows upto 3 tributary add-on cards. The following tributaries are available as add-on cards for the chassis:

• 28 E1 / DS3 tributaries (software configurable as E1 or DS1)
• 1 E3 / DS3 tributaries (software configurable as E3 or DS3)
• 8 port 10/100Base-T Ethernet (IEEE 802.3)
• 2xSTM-1 optical
• 2xSTM-1 electrical / 140Mbps tributary interfaces (software configurable)

E1 PRI ISDN (Euro ISDN) GSM Gateway with 90 SIMs (3 SIMs per each GSM channel - 90 SIMs per E1) is a compact E1 PRI ISDN GSM Gateway solution which integrates the E1 PRI SIDN (Euro ISDN) interface to the GSM network to provide the user with 30, GSM links (90 SIMs) for mobile communications with an integrated E1 PRI ISDN interface.

E1 GSM Gateway provides the WAN E1 interface to the GSM mobile communications network. GSM E1 Gateway / GSM Channel Bank is a compact wireless solution, which integrates the E1 interface to the GSM (wireless) network to provide the USER with 30, GSM (mobile) wireless links for mobile communications with an integrated E1 Interface. Also offers a unique Caller ID blocking feature, along with echo cancellation. Provides accurate answer supervision / battery reversal / polarity reversal and line disconnect supervision.

The T1 GSM Gateway / GSM channel bank digitally integrates the wireless GSM interfaces and the T1 interface, therfore no additional GSM equipment is required to connect the T1 to the local GSM wireless network. T1 GSM Gateway provides the WAN T1 interface to the GSM mobile communications network. GSM T1 Gateway / GSM Channel Bank is a compact wireless solution, which integrates the T1 interface to the GSM (wireless) network to provide the USER with 24, GSM (mobile) wireless links for mobile communications with an integrated T1 Interface. Also offers a unique Caller ID blocking feature.

Bhumika introduces the latest E1 GSM Gateway with 90 SIMs (3 SIMs per each GSM channel - 90 SIMs per E1). Each GSM channel individual programmable to work with any of the 3 SIMs assigned to that GSM channel according to the "user" programmed time-table ("user" programmed time-of-day schedule). This enables the user to program a least-cost operation so that traffic, at any time-of-day, is only directed to the preferred SIM (out of the 3 SIM cards per GSM channel) - which shall activate only according to the "user" programmed time-table ("user programmed time-of-day schedule). The latest compact E1 GSM Gateway solution integrates the E1 interface to the GSM network to provide the user with 30, GSM links (90 SIMs) for mobile communications with an integrated E1 interface.

Bhumika introduces the latest T1 GSM Gateway with 72 SIMs (3 SIMs per each GSM channel - 72 SIMs per T1). Each GSM channel individual programmable to work with any of the 3 SIMs assigned to that GSM channel according to the "user" programmed time-table ("user" programmed time-of-day schedule). This enables the user to program a least-cost operation so that traffic, at any time-of-day, is only directed to the preferred SIM (out of the 3 SIM cards per GSM channel) - which shall activate only according to the "user" programmed time-table ("user programmed time-of-day schedule). The latest compact T1 GSM Gateway solution integrates the T1 interface to the GSM network to provide the user with 72, GSM links (72 SIMs) for mobile communications with an integrated T1 interface.

E3, 34Mbps multiplexer multiplexes 16, 2Mbps E1 electrical tributries into one 34Mbps electrical stream conforming to all applicable G.703, G.823 and G.831 ITU-T (CCITT) recommendations. Available with TCP/IP Remote Access Server for remote access and monitoring.

E3, 34Mbps Opti Multiplexer, multiplexes / demultiplexes 16, 2mbps E1 electrical tributaries into a 34Mbps optical stream, transmitting on a 1310nm (1500nm optional) optical fiber to establish an optical transmission link between locations. Conforms to all the applicable G.703, G.823, G.955, G.652 and G.654 ITU-T (CCITT) recommendations. Available with 1+1 optical protection (redundancy). Powered by STM-1 grade Class I Laser - by Lucent Technologies, Inc.

E2 (4E1), 8Mbps optical line transmission and 2/8 Mbps digital multiplexer multiplexes / demultiplexes 4, E1 channels and transports it on optical fiber cable. Implemented as an integrated solution. This equipment by-passes the 8MB electrical output to directly provide an optical output.   Available in a stand-alone shelf configuration (2U, 19-inch rack mount shelf).

E1 Voice Echo Canceller is a fully integrated 30 channel echo canceller that cancels echo up to 128ms. The VCL-EC128 offers disable tone detection. Each of the 30 channels cancels echoes up to 128ms and meets ITU-T G.165 and ITU-T G.168 requirements for echo cancellation. Inputs and Outputs are 120 Ohms, RJ45 E1s.

T1 Voice Echo Canceller is a fully integrated 24 channel echo canceller that cancels echo up to 128ms. The VCL-EC128 offers disable tone detection. Each of the 24 channels cancels echoes up to 128ms and meets ITU-T G.165 and ITU-T G.168 requirements for echo cancellation. Inputs and Outputs are 100 Ohms, RJ45 T1s.

Bhumika offers the industry's most compact 8, E1 echo canceller port solution in 19 inch, 1U (44mm height) chassis, with tail-displacement feature from 0ms. to 512ms - user selectable. Echo cancellation on each channel is 128ms. bi-directional. The 8 port E1 echo canceller solution offers a unique, user definable echo-tail displacement between 0ms. to 512ms. on the return path to cancel echo-tails, both at the near-end and the far-end, in the most demanding conditions.

Bhumika offers the industry's most compact 8, T1 echo canceller port solution in 19 inch, 1U (44mm height) chassis, with tail-displacement feature from 0ms. to 512ms - user selectable. Echo cancellation on each channel is 128ms. bi-directional. The 8 port T1 echo canceller solution offers a unique, user definable echo-tail displacement between 0ms. to 512ms. on the return path to cancel echo-tails, both at the near-end and the far-end, in the most demanding conditions.

Bhumika offers a compact, robust and cost effective E1 echo canceller solution in 19 inch, 1U high (44mm height) chassis (accommodates 1, E1 echo canceller with telnet, per shelf). Echo cancellation on each channel is 64ms Bi-Directional / 128ms. Uni-Directional echo tails - user selectable.

Bhumika's latest compact, robust and cost effective T1 echo canceller solution in 19 inch, 1U high (44mm height) chassis (accommodates 1, T1 echo canceller with telnet, per chassis). Echo cancellation on each channel is 64ms Bi-Directional / 128ms. Uni-Directional echo tails - user selectable.

Bhumika provides robust and cost effective T1 echo canceller and voice quality enhancement solutions for the long distance, wireline, wireless, (GSM, CDMA, TDMA), VoIP, satellite and radio communications. The VCL-EC, T1 echo cancellers are offered to provide cancellation of 64ms / 128ms (user selectable) echo tails. The echo canceller equipment is compliant to ITU-T G.164, G.165, G.168 (2000 / 2002) requirements for echo cancellation. The echo canceller solutions offers carrier-grade voice quality per AT&T Voice Quality Assessment Lab. The echo canceller supports fax / modem G.164 and G.165 (2100 Hz) tone disable function.

Bhumika's new compact (weight < 1 kg), robust and cost effective, E1 echo canceller solution in a desk top version (modem type). Echo cancellation on each channel is 64ms. / 128ms. Bi-Directional / Uni-Directional - user selectable.

Bhumika offers a cost effective E1 echo canceller solution in 19 inch, 6U high chassis (accommodates up to 32, E1 echo cancellers per shelf). Echo cancellation on each channel is 64ms. bi-directional / 128ms. uni-directional echo tail. T1 echo cancellers are also offered and available.

Bhumika offers a cost effective T1 echo canceller solution in 19 inch, 6U high chassis (accommodates up to 32, E1 echo cancellers per shelf). Echo cancellation on each channel is 64ms. bi-directional / 128ms. uni-directional echo tail.

Bhumika provides robust and cost effective DS3 echo canceller and voice quality enhancement solutions for the long distance, wireline, wireless, (GSM, CDMA, TDMA), VoIP, satellite and radio communications. The VCL-EC, DS3 echo cancellers are offered to provide cancellation of upto 128ms echo tails. The echo canceller equipment is compliant to ITU-T G.164, G.165, G.168 (2000 / 2002) requirements for echo cancellation. The echo canceller solutions offers carrier-grade voice quality per AT&T Voice Quality Assessment Lab. The echo canceller supports fax / modem G.164 and G.165 (2100 Hz) tone disable function.

The VCL-MegaConnect, 64 Port E1 DACS / T1 DACS - Digital Cross Connect Switch, is a E1 / T1 digital cross-connect switch, which presents its user an easy to use, yet a sophisticated platform to cross-connect up to 64, E1 ports. The VCL-MEGA-CONNECT, 64 E1 / T1 Digital Cross Connect Switch offers full cross-connect functionality to cross-connect, and / or aggregate DS-0s, "n"x64Kbps consecutive data channels and, fractional E1 / T1 channels to full E1 / T1 channels, between the 64 E1 / T1 Ports.

The VCL-MegaConnect, 32 Port E1 / T1 Monitoring Groomer is also available for special non - obtrusive monitoring applications in which E1 / T1 ports can be connected to monitoring / billing equipment for non-obtrusive monitoring of live traffic or signaling, required by billing servers etc.

The VCL-MegaConnect-Jr. 16 Port, E1 Digital Cross Connect Switch, is an E1 digital cross-connect switch, which presents its user an easy to use, yet a sophisticated platform to cross-connect up to 16, E1 ports. The VCL-DACS, E1 Digital Cross Connect Switch offers full crossconnect functionality to cross-connect, and / or aggregate DS-0s, "n"x64Kbps consecutive data channels and, Fractional E1 channels to full E1 channels.

The VCL-MegaConnect-Jr. 16 Port, T1 Digital Cross Connect Switch, is an T1 digital cross-connect switch, which presents its user an easy to use, yet a sophisticated platform to cross-connect up to 16, T1 ports. The VCL-DACS, T1 Digital Cross Connect Switch offers full crossconnect functionality to cross-connect, and / or aggregate DS-0s, "n"x64Kbps consecutive data channels and, Fractional T1 channels to full T1 channels.

E1 DCME equipment provides "toll-quality" voice channels using an 10:1 compression ratio, for long-distance telephony service providers, pre-paid calling card operators, corporate customers, call-center operators in a bandwidth of 256 Kbps. E1 signaling support for R2 CAS Digital Signaling, PRI ISDN Signaling, C7 and SS7.

T1 DCME equipment provides "toll-quality" voice channels using an 6:1 compression ratio, for long-distance telephony service providers, pre-paid calling card operators, corporate customers, call-center operators in a bandwidth of 256 Kbps. T1 signaling support for PRI ISDN Signaling, C7 and SS7 Signaling.

"Thin Route" Voice Compression Equipment provides "Toll-Quality" voice telephony channels for "thin route" (low density) applications. Applications include scalable call centers, telcos, voice over point-to-point satellite data links, dedicated data channels, rural, oil & mining IP networks and more.

The IP•Tube T1-ECAN / IP•Tube E1-ECAN encapsulates full and fractional T1 / E1 circuits into IP packets.T1 / E1 Over IP connections provide for the interconnection of PBXs and Telecom Switches via LANs, WANs, MANs, Satellite and Wireless Ethernet.

The IP•Tube T1-ECAN / IP•Tube E1-ECAN has an integrated T1 / E1 Echo Canceller that cancels up to 64 milliseconds of Far End echo. The echo canceller meets ITU-T G.164, G.165 and ITU-T G.168 requirements for echo cancellation.

The IP•Tube T1 / IP•Tube E1 encapsulates full and fractional T1 / E1 and TDM circuits, along with their framing and signaling bits, into IP packets. The IP•Tube’s T1 Over IP / E1 Over IP, T1 / E1 Over Ethernet connection provides for the transparent interconnection of PBXs, Telecom Switches and T1 / E1 based communication systems via LANs, WANs, MANs, and Wireless Ethernet.

IP•Tube QE1 / IP•Tube QT1 encapsulates full and fractional E1 / T1 and TDM circuits, along with their framing & signaling bits into IP packets. IP•Tube QE1’s IP•Tube QT1's E1 Over IP / T1 over IP, E1 Over Ethernet / T1 Over Ethernet connection provides for the transparent interconnection of PBXs, Telecom Switches and E1 / T1 based communication systems via LANs, WANs, MANs, Satellite and Wireless Ethernet.

Available in 4 / 8 / 24 port FXO / FXS Interfaces, the MediaPack™ Series Analog VoIP Gateways are cost-effective, cutting-edge technology solutions. These stand-alone analog VoIP Gateway subsystems provide superior voice technology for connecting legacy telephone or fax equipment and PBX systems with IP-based telephony networks, as well as for integration with new IP-based PBX architecture. These products are designed and tested to be fully interoperable with leading softswitches, H.323 gatekeepers and SIP servers.

IP•Express XLB-T1 / IP•Express XLB-E1 is a Wide Area Network router that routes the Internet Protocol through a single full or fractional T1 WAN / E1 WAN port. The T1 WAN / E1 WAN port supports Point to Point and Frame Relay Wide Area Networking Protocols.

IP•Express QT1 / IP•Express QE1 is a high performance, bandwidth scalable, IP WAN router with 4 T1 / 4 E1 ports offering a standards-based inverse multiplexing (N x T1 / N x E1) capability. The 4 T1 / 4 E1 ports are able to connect to 4 remote locations or to be N x T1 / 4 x E1 inverse packet multiplexed to remote locations from 3 Mbps to 6 Mbps (4 Mbps to 8 Mbps for E1). Standards based WAN protocols, PPP, Multilink PPP, and Frame Relay, ensure interoperability.

IP•Express MLBH-T1 / IP•Express MLBH-E1 is a Wide Area Network router that routes the Internet Protocol through integrated T1 / E1 WAN ports. The T1 / E1 WAN ports supports Point to Point and Frame Relay Wide Area Networking Protocols. An integrated Four Port 10Baset Ethernet Hub provides a complete T1 / E1 Branch Office solution.

ExpressRouter XLB-T1 / ExpressRouter XLB-E1 is a Wide Area Network router that routes Internet Protocol, AppleTalk and IPX through a single full or fractional T1 / E1 WAN port. The T1 / E1 WAN port supports Point to Point and Frame Relay Wide Area Networking Protocols.

ExpressRouter MLBH-T1 / ExpressRouter MLBH-T1 is a Wide Area Network router that routes the Internet Protocol, AppleTalk and IPX through 2 independent or inverse multiplexed T1 / E1 WAN ports. The T1 / E1 WAN ports support Point to Point and Frame Relay Wide Area Networking Protocols.

IP·Express·MLT-DI-H / IP·Express·MLE-DI-H is a Wide Area Network router that routes the Internet Protocol through an T1 / E1 Interface that is Multiplexed with a built-in Drop and Insert Mux. Wide Area Networking Point to Point and Frame Relay Protocols, with 24/7 proven interoperability, are fully supported on the T1 / E1 channels allocated to the internal WAN Router. An integrated Four Port 10Baset Ethernet Hub provides a complete branch office T1 /E1 Mux solution.

IP•Tube RS530 provides for the leveraging of existing Communications and Information Security (COMSEC and INFOSEC) products, such as KIV7s. Secure electronic communication, high-grade encryption and decryption equipment that is being used in space and other sensitive digital communication environments can be interconnected over IP services. KIV 7 Data over IP with the IPTube-RS530 is a very economical solution that leverages a proven installed base.

IPTube-V35 provides for the leveraging of existing Communications and Information Security (COMSEC and INFOSEC) products, such as KIV7s. Secure electronic communication, high-grade encryption and decryption equipment that is being used in space and other sensitive digital communication environments can be interconnected over IP services. KIV 7 Data over IP with the IPTube-V35 is a very economical solution that leverages a proven installed base.

The IP·Tube E2 is used to interconnect Ethernet LANs through an IP network. Ethernet frames that are destined for a device located on the remote network are encapsulated into IP packets. The IP packets, with the encapsulated Ethernet frames, are sent to the IP address of the destination network's IP·Tube E2 where the IP envelope is removed and the original Ethernet Frames are delivered to the destination network's Ethernet device.

The LAN·GOV is used to interconnect Ethernet LANs through a data rate governor. The data rate governor utilizes Time Division Multiplexing based clocking to provide for Nx64, NxT1 and NxE1 bandwidth regulation that is configurable from 64 kilobits up to DS3

Governing the WAN bandwidth utilized by an Ethernet LAN enables the reservation of WAN bandwidth for time sensitive real time connections such as those required by Video Conferencing, Voice Over IP and T1/E1 Over IP applications.