Manufacturer Part#: WS-6506-EXL-FWM-K9
WS-6506-EXL-FWM-K9 Switch Chassis - 6 x Expansion Slot
WS-6506-EXL-FWM-K9 Cisco Catalyst 6500 series switch module
Cisco Catalyst 6506-E WS-6506-EXL-FWM-K9 security bundle is based on the Cisco Catalyst 6500 Series E chassis and the Cisco 7600 Series/Catalyst 6500 Series IPSec VPN Shared Port Adapter (SPA), Cisco Catalyst 6500 Supervisor Engine 32 PISA, or Cisco Catalyst 6500 Series Firewall Services Module