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Mobile Hardware Telephony

Cloud GSM Gateway & SIM Bank Hardware

Hardware and cloud GSM gateway solutions supporting 4 to 32-channel mobile SIM interconnects, automated SIM rotation, and flexible buyout/rental options.

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4 to 32-Port Chassis Automated SIM Rotation Mobile LRN Lookup Up to 60% Telecom Savings
Cloud GSM Gateway & SIM Bank Hardware Visual Architecture
60%
Telecom Bill Cost Reduction
4 to 32
Channel SIM Interconnect
<50ms
Mobile Trunk Failover
99.99%
Hardware Reliability SLA
BUSINESS VALUE & PROBLEM SOLVED

What Cloud GSM Gateway & SIM Bank Solves

High landline call tariffs drive up call center operational expenses. CallPlus GSM Gateway routes outbound calls over mobile SIM networks, slashing telecom expenses up to 60%.

High Landline & PRI Tariffs

Calling mobile numbers via traditional landline PRIs incurs steep per-minute rates that strain call center budgets.

Solved: Mobile-to-Mobile Rate Optimization (Save 60%)

SIM Exhaustion & Blocking

Static SIM card usage leads to carrier minute cap exhaustion and line suspensions during heavy dialing.

Solved: Automated SIM Rotation & Minute Caps

High Upfront Capital Outlay

Purchasing brand-new enterprise hardware gateways outright can be cost-prohibitive for growing contact centers.

Solved: Tested Buyout (₹55K) & Rental (₹6.5K/mo)
END-TO-END WORKFLOW

GSM Gateway & SIM Bank Architecture Flowchart

High-reliability mobile trunking pipeline between SIP PBX server, SIM bank rotation controller, cellular networks, and CRM billing.

Cloud GSM Gateway Architecture Flowchart
1
SIP PBX / Dialer

Outbound Call Dispatch

2
LRN Carrier Check

Number Portability Lookup

3
SIM Bank Controller

Slot Allocation & Health Check

4
GSM Gateway Trunk

4-32 Port Mobile Interconnect

5
Cellular Network

Mobile Tower Transmission

6
CDR & Minute Log

Balance & Usage Telemetry

CATEGORIZED CAPABILITIES

Feature Matrix Breakdown

Hardware and cloud GSM gateway technology engineered for reliability and cost control.

Core Hardware Capabilities

  • 4, 8, 16 & 32-Port Hardware Chassis: Scalable rack-mountable GSM gateway units supporting multiple SIM slots.
  • Automated SIM Rotation Rules: Scheduled SIM slot switching based on talk-time minutes and call counts.
  • SIM Health & Signal Telemetry: Real-time monitoring of signal strength (RSSI), registration status, and carrier balance.
  • Mobile LRN Carrier Lookup: Intelligent routing based on Local Number Portability to ensure same-network SIM selection.

Outbound Calling & Pacing

  • GSM Mobile Call Dispatch: High-concurrency outbound call delivery over cellular SIM channels.
  • Tariff-Based SIM Selection: Automatically select SIM cards with active unlimited calling plans.
  • Bulk SMS Outbound Dispatch: Send SMS notifications and OTPs directly through gateway SIM channels.
  • Automatic SIM Failover: Instantly reroute calls if a SIM slot loses signal or reaches its daily minute cap.

Inbound Routing & ACD

  • Mobile Inbound Trunking: Receive incoming customer calls on mobile gateway numbers and bridge to IP PBX.
  • GSM Call Forwarding: Forward unanswered mobile calls to secondary PSTN lines or agent softphones.
  • SMS-to-Email Gateway: Automatically convert incoming SIM SMS messages into email notifications.
  • IVR & Queue Forwarding: Route incoming GSM calls directly into multi-level IVR menus.

CRM & Real-Time Analytics

  • Hardware Health Dashboard: Monitor SIM card signal quality, channel occupancy, and gateway uptime.
  • SIM Minute & Balance Tracking: Automated alerts when SIM minute limits or prepaid balances run low.
  • CDR Call Logs & Recording Links: Complete call detail records with audio playback links pushed to CRM.
  • Temperature & Fan Alerting: Thermal sensor telemetry to ensure hardware server room safety.
HARDWARE & RENTAL OPTIONS

GSM Gateway Commercial Pricing

Flexible purchasing options tailored for both low CapEx startups and large enterprise contact centers.

Second-Hand 32-Port Gateway Buyout
₹55,000

Fully tested 32-channel hardware with warranty, pre-configuration & setup assistance.

Monthly Hardware Rental Plan
₹6,500 / mo

Zero upfront CapEx, ongoing hardware maintenance, free replacements & cloud support.

Request Hardware Quote
TARGET INDUSTRIES

Built for Every Customer Communication Scenario

Trusted across high-volume outbound sales and loan recovery operations requiring low-cost mobile connectivity.

Banking & Financial
Loan Recovery
BPO & KPO
Telecom & ITSP
Insurance
E-Commerce
SECURITY & COMPLIANCE

Enterprise Security Architecture

Hardware isolation, encrypted communication channels, and TRAI compliance logging.

Role-Based Access (RBAC)

Strict multi-tier permission matrix for Super Admin, Manager, Sales, Accounts & Agent roles.

AES-256 & TLS 1.3 Encryption

Dual-channel call audio recording & database customer records encrypted at rest & in transit (TLS 1.3).

TRAI & DoNC Clean

Automated Do Not Call national registry scrubbing & TRAI compliance audit logging.

DECISION-MAKER FAQs

Frequently Asked Questions

Common queries regarding CallPlus GSM Gateway hardware deployment and pricing.

We offer Second-Hand Tested 32-Port Gateways at ₹55,000 One-Time Buyout or Monthly Hardware Rentals starting at ₹6,500/month.

SIM rotation rules automatically switch active SIM slots based on minute thresholds, call counts, and carrier tariff packages to prevent line suspension.

Yes, our GSM gateways use standard SIP protocols (RFC 3261) and connect seamlessly with Asterisk, FreePBX, Vicidial, and CallPlus PBX servers.

Yes, the gateway hardware supports bulk SMS dispatch and automated SMS-to-email forwarding for customer notifications and OTP verifications.

Ready to Cut Telecom Calling Expenses by Up to 60%?

Talk to the CallPlus engineering team and choose between second-hand buyout or monthly hardware rental plans.

Request Hardware Quote Talk to Sales
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