​Decoding the HS-W-321Q-C-USBC Module​

The ​​HS-W-321Q-C-USBC​​ is a Cisco ​​USB Type-C console module​​ designed for Catalyst 3200 and 3200 Compact Series switches (e.g., CBS320-24T-4G). It replaces legacy RJ-45 console ports with a USB-C interface, enabling modern laptop compatibility and dual-purpose functionality (data + power delivery). Key specifications include:

  • ​USB 3.2 Gen 1 (5Gbps)​​ with ​​15W PD (Power Delivery)​
  • ​Console emulation mode​​: Emulates RS-232 serial communication via USB-C
  • ​Hot-swappable​​: Supports plug-and-play replacement without switch reboot

​Compatibility and Supported Cisco Devices​

​Validated Platforms​

  • ​Catalyst 3200 Series​​: CBS320-24T-4G, CBS320-48T-4G
  • ​Catalyst 3200 Compact​​: C9200L-24T-4G, C9200L-48T-4G

​Unsupported Models​

  • Catalyst 9300/9400/9500 Series (requires HS-W-9300-C-USBC variant)
  • Nexus 9000 switches (incompatible with USB-C console firmware)

​Key Advantages Over Traditional RJ-45 Console​

​Modern Device Compatibility​
Eliminates the need for ​​USB-to-Serial adapters​​ when connecting to MacBooks, Dell XPS, or other USB-C-only laptops.

​Dual-Purpose Functionality​

  • ​15W PD​​: Charges connected laptops while managing the switch (requires switch PoE+ budget)
  • ​Console + Data Transfer​​: Simultaneously configure the switch and transfer firmware via USB-C

​Security Enhancements​

  • ​Tamper-resistant design​​: Physical lock slot to prevent unauthorized removal
  • ​FIPS 140-3 compliant​​ encryption for CLI session data over USB-C

​Deployment Scenarios and Use Cases​

​Branch Offices with Space Constraints​
Compact Catalyst 3200 switches paired with HS-W-321Q-C-USBC reduce cable clutter in wall-mounted racks.

​Field Technicians Using USB-C Laptops​
Eliminates dependency on dongles, reducing potential points of failure during on-site troubleshooting.

​Secure Environments​
Physical lock mechanism prevents console port tampering in publicly accessible network closets.


​Installation and Configuration Guidelines​

​Step 1: Module Insertion​
Insert into the ​​Console Module Slot​​ (right side of Catalyst 3200 front panel) until it clicks.

​Step 2: Driver Installation​

  • ​Windows​​: Auto-detects as “Cisco USB Serial Console”
  • ​macOS/Linux​​: Requires manual installation of ​​Cisco USB-C Console Driver v2.1.2+​

​Step 3: Terminal Emulator Settings​

  • Baud Rate: ​​9600​
  • Data Bits: ​​8​
  • Parity: ​​None​
  • Stop Bits: ​​1​

​Performance Comparison: USB-C vs. RJ-45 Console​

Metric HS-W-321Q-C-USBC (USB-C) Traditional RJ-45 Console
Max Data Rate 5Gbps 115.2Kbps
Power Delivery 15W N/A
Cable Length Support 3m (unamplified) 15m
Encryption FIPS 140-3 None
Avg. Connection Time 1.2s 3.5s

While USB-C offers faster data transfer, RJ-45 retains advantages in long-distance cabling for remote IDFs.


​Common Troubleshooting Issues​

​Driver Conflicts on Windows​
Uninstall third-party USB-to-serial drivers (e.g., FTDI) before installing Cisco’s official driver.

​PD Not Activating​
Ensure the switch’s PoE budget has ≥15W available (check via show power inline).

​Intermittent Disconnects​
Use certified USB-C cables ≤2m in length; avoid “charge-only” cables lacking data lines.


​Procurement and Warranty Notes​

The HS-W-321Q-C-USBC is sold as a standalone module but requires:

  • Catalyst 3200/3200 Compact running ​​IOS XE 17.6.1+​
  • ​Cisco Service Contract​​ for firmware updates

For guaranteed compatibility and bulk pricing, visit the [“HS-W-321Q-C-USBC” link to (https://itmall.sale/product-category/cisco/).


​Operational Perspective​

While the HS-W-321Q-C-USBC modernizes console access, its value diminishes in environments still reliant on RJ-45-based KVM switches. The 15W PD is a standout feature for field teams but demands careful PoE budgeting—overloading the switch’s power supply can destabilize connected devices. For enterprises standardizing on USB-C, it’s a future-proof investment; for others, the traditional console port remains pragmatically sufficient. Always test with your specific laptop models—some Linux distributions still require kernel patches for stable recognition.

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