
Overview Plug-in Modules Diagram Specifications Product Photography
REDCOM’s SLICE® 2100™ with TRANSip® is an advanced carrier-class 4/5 softswitch for telecom service providers. The SLICE 2100 functions as both a softswitch and gateway, delivering up to 2,000 IP registered subscribers per unit.

Key Benefits of the REDCOM SLICE 2100 system:
- SIP-based VoIP capabilities
- Up to 2,000 SIP subscribers per unit
- SIP Trunking
- Integrated Call Controller & Media Gateway
- Multiple codec standards for compression
- Extensive Conferencing (VoIP, TDM and Radio)
- Modem over IP (V.150.1) & Fax over IP (T.38)
- Adaptable to multiple T1/E1 Trunks
- Supports Analog Trunks, Analog Lines & ISDN-BRI Lines
- Radio Circuits & G/LSRD Interoperability
Reduce OpEx and increase revenue
REDCOM’s SLICE 2100 allows service providers to deploy flexible networks that can adapt to increasing end-user demands and competitive industry dynamics at a lower operating cost. The SLICE 2100 is a low-cost entry-level solution that enables you to start out slow with a phased approach to IP when it makes sense for your business, and not as a wholesale replacement. The SLICE 2100 is an ideal way to add IP lines and trunks to an existing legacy swtiching platform, facilitating easy migration to VoIP at the most opportune time, while having extensive capabilities that allow service providers to retain legacy equipment. SLICE 2100 also allows you to compete by offering remote subscriber access. You can also add new revenue with IP and TDM Centrex services.
Download PDF versions of SLICE 2100 brochures and data sheets
Protect your infrastructure investments
You’ve made a significant investment in your network and SLICE 2100 helps you maximize your existing assets. SLICE 2100 maintains connectivity with voice mail, GSM, operator services platforms, and satellite networks. Its TDM interfaces preserve your customers’ legacy equipment (including modem, fax, and Point of Sale terminals). To help you reduce operating costs, SLICE 2100 offers custom-configurable SIP trunking, and multiple E1/T1 trunks per unit. As you grow your business, SIP trunking allows you to scale your network faster and more cost-effectively than traditional phone lines.
Remote Access Interoperability
REDCOM’s SLICE 2100 is Interoperable with a wide range of remote access solutions including GR-303, V5.2, and Broadband Loop Carrier (BLC). The SLICE 2100 handles one interface group with multiple remotes. Connecting to a BLC, the SLICE 2100 offers interoperability to advanced technologies, remote operation capability and efficient network management.
Retain customers with built-in IP compression
SLICE 2100’s full range of capabilities allows you to address your customers’ needs while you counter low-cost competition. Flexible compression methods help you manage low-revenue subscribers by reducing bandwidth usage, while retaining high-end subscribers with high bandwidth and premium services.
A softswitch designed with the future in mind
REDCOM’s SLICE 2100 allows service providers to future proof their networks to interoperate today, respecting the past and anticipating the future with a wide range of protocols and interfaces, including IPV4 and IPv6. Offering industry-standard SIP functionality, SLICE 2100 with TRANSip is compatible with standards-based SIP phones, so you don’t have to worry about being trapped by proprietary VoIP phones or protocols.
Virtually unlimited SIP trunking
SIP trunking using REDCOM’s TRANSip® technology suite with a REDCOM SLICE 2100 Carrier Class 4/5 softswitch is a powerful way to build your business. SIP trunking is a secure, cost-effective way for service providers to leverage their IP network to provide voice service.SIP trunks deliver a significant return on investment and TRANSip-equipped SLICE 2100 softswitches have extensive SIP trunking capabilities to ensure that your switching resources fit your business model for current and future growth.
SIP Trunking Made Easy
To get started with SIP trunking, all that is required is a TRANSip-equipped SLICE 2100 softswitch — which includes a SIP Call Manager — and an IP network, and you will be on your way to implementing robust SIP trunking capabilities. SIP trunks are used to connect two switches together. As long as each switch has an IP address, communication can be made from one point to the other. With proper network assessment planning and implementation, SIP trunks can deliver high quality and reliable service with substantial cost savings.
Benefits of SIP Trunking for Telecom Service Providers
- Higher margins due to reduced install/configuration time
- Simplification of value-added services
- Powerful bandwidth control/savings
- Expansion into additional markets
- Support for wide variety of codecs
- More services delivered over the same pipe
Interchangeable plug-in modules
The basic SLICE 2100 has two T1/E1 digital spans, two RS-232 ports, two 10/100 BaseT Ethernet ports, two PCMCIA slots for updates and database backup and one hot-swappable cooling module. It also has two rear-accessible positions for your choice of interface modules. These modules allow service providers to configure each SLICE 2100 to meet their specific needs.
12-Port Line Module

12 Loop Lines
- DTMF receivers & caller-ID senders & echo cancellers
- 24 or 48 volt loop battery (auto-select)
- Meets both ANSI & ETSI standards
- 1200/1900 Ω Loop
2 ISDN BRI-S (2B+D) Lines
- Meets both ANSI & ETSI standards
- 5ESS Protocol
- National ISDN-1
- Euro ISDN
1 Test Access Jack
24-Port Line Module

24 Loop Lines
- DTMF receivers & caller-ID senders & echo cancellers
- 24 or 48 volt loop battery (auto-select)
- Meets both ANSI & ETSI standards
- 1200/1900 Ω Loop
1 Test Access Jack
Analog Trunk (Magneto) Module

10 Loop Lines
- DTMF receivers & caller-ID senders & echo cancellers
- 24 or 48 volt loop battery (auto-select)
- Meets both ANSI & ETSI standards
- 1200/1900 Ω Loop
2 ISDN BRI-S (2B+D) Lines
- Meets both ANSI & ETSI standards
- 5ESS Protocol
- National ISDN-1
- Euro ISDN
2 E&M/SF Trunks
- Software-selected per circuit to operate in E&M or SF mode
2 GSRD/LSRD Trunks
- Software-selected per module to operate in GSRD or LSRD mode
Multi-E1/T1 Module

4 E1/T1 Spans, each providing:
- 100 Ω T1 interface or 120 Ω E1 interface, both using a shared RJ-45 connector
- Software-selectable per span as E1/T1
- Independent alarm and loopback indicators for each span
- Software controlled clock synchronization
- Can be provisioned as a fractional E1/T1
- 4 general-purpose Digital Signal Processors (DSPs): DTMF, MF/R1, MFC R2, Echo Cancellation
- Onboard support for Primary Rate: 4ESS & 5ESS Protocol, National ISDN-1, DMS100, Euro ISDN
Media Gateway Module

- Works in conjunction with the SLICE 2100’s built-in MSC
- Provides the SLICE 2100 with an additional 128 timeslots per module
- Allows more simultaneous TDM-IP calls
- Provides extra bandwidth for gateway applications
- Enables additional TRANSip capacity, such as tones and announcements
- Provides general functions such as DTMF detection, tone generation, echo cancellation and conference calling
- 1 10/100 Ethernet Port
Radio Interface Module

- Audio Levels: Mic or 600 ohm with additional gain/loss controls
- Outgoing key methods: PTT, VOX, DTMF, Permanent
- Incoming key methods: COR or VOX, External PTT
- Administrable voice delay on transmit (allows for preambles and for scanners to lock to a channel)
- Half-Duplex or Duplex operation
- Secure Modes of Operation
- External PTT, Voice and VOX output indicators
- External Speaker outputs and remote dial-up monitoring (listen only)
- Provisional tones: new user alert, End of Transmission, End of Reception
- Echo Cancellers
- Pressel-like DTMF keying
Secure Device Module

- Designed to work with Type 1 and non-Type 1 devices
- Two HD-26 connectors per module
- Separate audio and call control data to each secure device
- Contains four ports designed to interface with up to four secure devices
- Each port consists of an RS-232 interface and a two-wire audio interface that can be configured as ground or loop start
- Supports non-secure trunk functionality
SLICE 2100 Next Generation Network

SLICE 2100 Specifications
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Physical Specifications
- Width: 19 in rack mount; 17.5 in / 44.5 cm
- Height: 1U 1.75 in / 4.4 cm
- Depth: 17.5 in / 44.5 cm
- Weight: 16 lbs. / 7.3 kg*
- Power: 2.3 amps @ –48 VDC
- Communication Ports: Two RS-232 Ports and two 10/100 Ethernet ports
- Operating temperatures: 32–122 °F / 0–50 °C ambient
- Operating humidity: 5%–90% (non-condensing)
- Dual PCMCIA slots for program update & database backup
- Hot-swappable Cooling Module
- Two software-selectable T1/E1 digital spans
- Stackable up to 3 units (including SLICE IP V4)
Optional Interfaces
- Test Access Jack (with Line Module)
- Up to 24 analog line circuits (with Line Module)
- Up to 4 ISDN BRI-S Lines (with Line or Line/Trunk Module)
- Up to 4 E&M/SF Trunks (with Line/Trunk Module)
- Up to 4 GSRD/LSRD Trunks (with Line/Trunk Module)
- Up to 6 T1/E1 digital spans (with MET Module)
- Radio Interface (with Radio Interface Module)
Signaling & Protocols
- DTMF & RFC 2833
- MF/R1, FG-C&D
- MFC R2
- ISDN PRI (4ESS, 5ESS, NI1, DMS100 & Euro)
- ISDN BRI (5ESS, NI1 & Euro)
- SS7/C7 (up to 3 SS7 links)
- SIP RFC 3261
- E&M
- GSRD/LSRD
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Access Solutions
- SIP
- GR-303 (up to 4 GR-303 Interface Groups)
- V5.2
- FXO/FXS
- ISDN BRI
- Direct wire 2-wire subscribers
- Broadband Loop Carrier (BLC)
Telephony Features
- ClusterNet™ Network Technology
- CLASS Features
- LNP
- Emergency Services (911)
- Centrex (IP & TDM)
- Percentage Trunking
Network Interfaces
- IP: Auto-detecting 10/100 Ethernet
- TDM: T1/E1
- Management: Ethernet and serial console access
Network Management
- SNMP support for alarms and system monitoring
- Management of multiple systems via REDCOM MAUI
Compliance
- CALEA: TIA J-STD-025A and J-STD-025B
- Electromagnetic compatibility: FCC Part 15 Class A
- Industry Canada CS-03
- FCC Part 68/ACTA TIA-968-A
Compatible SIP Phones
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IP Capabilities
- Up to 2,000 registered IP subscribers per unit
- SIP Trunking
- QoS: IP Differentiated Services (DiffServ) marking
- Echo cancellation: G.165, G.168 (up to 128ms)
- Silence Suppression: VAD
- Comfort Noise Generation
- Tone generation / detection (DTMF, MF, FSK)
- Onboard Conferencing: Preset, Meet-me, Progressive
- Integrated system announcements
- Custom User Recorded Announcements
- Dual Stack IP (IPv4, IPv6)
- Dynamic Host Configuration Protocol (DHCP)
- Domain Name System (DNS)
- Network Time Protocol (NTP)
- SIP Call Controller
- Media Gateway
- Media Gateway Controller
- Bandwidth Management (IP Subscribers & IP Trunks)
- RFC 3261, 3326, 4028
- Call Data Records (CDR)
- Audio Streaming RTP (RFCs 3550, 3551, 3389)
- Adaptive Jitter Buffer
- Packet Loss Concealment
- Telephony Tones: RFC 2833
- Flexible tone generation for international call progress tones
- CLASS and Intercept Announcements
- Percentage Trunking
- SIP-based lineside features
- Bandwidth Management Capability
Codecs
- G.711A&μ (64kbps PCM)
- G.723.1H&L
- iLBC
- G.726 (16, 24, 32, 40kbps ADPCM)
- G.729A&B (8kbps CS-ACELP)
- RFC4040 (64 kbps)
- Fax over IP: T.38, Media Gateway Conversion (MGC) & Auto
- Modem over IP: V.150.1
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Product Photography
