Highlights
- Same binary image across all C9K; Open IOS-XE 16.5. Note. the term Open IOS-XE is for the new released IOS-XE starting on version 16.
- Using database approach to store configuration.
- SMU (Software Maintenance Update). To get rid of bug, there is patch which can be installed without upgrading the IOS-XE and subsequently no outage.
- Support Data Models (Netconf/Yang); Google OpenConfig.
- Programmable ASIC via FlexParser.
- Micro Engines to off-load CPU processing requirement.
- Three models:
- Cisco Catalyst 9300. Fixed Access.
- Cisco Catalyst 9400. Modular Access.
- Cisco Catalyst 9500. Fixed Core.
Common Attributes
- Blue Beacon. Light for visual identification for all switches type including the 9400 SUP and line-card. Lights are on the front and back for 9300 and 9500 and front for 9400 models.
- Passive RFID.
- Bluetooth for file transfer, device management, and configuration.
- External Storage. SATA SSD storage (up to 1 TB) and USB 3.0 (up to 120GB).
- Ergonomics.
- Circle Pattern Hex Packing. The switch doesn’t have sharp edge
- Silver/Nickel Based for smooth finish.
- Cisco Medium Gray for smooth finish.
- Grab area in moulded plastic
- 2.5 mm Frame
- Innovations Principles.
- Secure
- Network as a sensor
- Full Netflow for StealthWatch
- Encrypted Threat Analytics. Finding anomalies in encrypted packet without decryption with >99% accuracy.
- 256-bit MacSec
- Trustworthy Systems
- Group-based policy
- IoT Convergence
- CoAP / IoT Device profiling
- SD Bonjour
- Perpetual PoE. Power still up while the switch is reloading.
- IEEE 1588 / AVB
- Emerging Standards: Manufacturer Unique Description (MUD)
- Mobility
- Fabric Enabled Wireless
- Embedded WLC
- Distributed Wireless Scale
- Unified Control and Policy
- Wired and Wireless Guest
- Cloud
- DevOps Toolkit
- Netconf/Yang Models
- Streaming telemetry
- Patching/GIR
- Application Hosting
Cisco Catalyst 9300. Fixed Access.
- 2RU switch model
- Three models:
- Data
- PoE+/UPoE. All of the ports are 60-watt capable (802.3bt Type 3)
- Multigigabit. (1G/2.5G/5G/10G)
- 24x mGig ports (top RU); First 36x ports support 2.5G and last 12x ports support mGig (bottom RU)
- Modules:
- 4x mGig (1G/2.5G/5G no 10G) (Copper)
- 4x 1G
- 8x 10G
- 2x 40G
- Support 2.5G and mGig.
- Stackable to 8 switch members.
- Stackwise-480 and StackPower
- Active/Standby for redundancy
Cisco Catalyst 9400. Modular Access.
- ISSU
- 4-Slot, 7-Slot, and 1-Slot models (Up to 9 Tbps System Capacity)
- Dual SUP SSO
- Power Supplies N+1, N+N
- Fans N+1
- You can pull the fan out from the back too, instead of just from the front!
- Barometer and Thermometer for variable fan speed automatically.
- SUP Engines
- Redundant SUP option.
- 1.44 Tbps
- Line cards options (up to 80G per slot):
- UPoE. 24x 1G + 24x mGig
- SFP+. 24x 10G
- UPoE. 48x 1G
- Data. 48x 1G
Cisco Catalyst 9500. Fixed Core.
- Up to 1.9 Tbps Non-Blocking.
- Models
- 40x 10G with modules.
- 8x 10G
- 2x 40G
- 12x 40G
- 24x 40G
Interesting note.
- 2500 hours testing per day for the system and functional capabilities (i.e. spanning-tree, multiple services/features at once, PoE, etc)
Sources.