Cisco 3945E Integrated Services Router

Specifications Overview


Series	Cisco 3900 Series Integrated Services Routers
Product Type	Branch Routers
Status	End of Sale EOL Details
Release Date	16-MAR-2010
End-of-Sale Date	09-DEC-2017 Details
End-of-Support Date	31-DEC-2022 Details
Product ID
3900-FANASSY 3900-FANASSY-2 3900-FANASSY-2= 3900-FANASSY-N-2 3900-FANASSY-N-2= 3900-FANASSY-NEBS 3900-FANASSY-NEBS= 3900-FANASSY-RF 3900-FANASSY-WS 3900-FANASSY= 3900-FANFLTR-NEBS 3900-FANFLTR-NEBS= 3900FANASSYNEBS-RF 3900FANASSYNEBS-WS 3G-ANTM-OUT-OM 3G-ANTM-OUT-OM-RF 3G-ANTM-OUT-OM= 3G-ANTM1916-CM 3G-ANTM1916-CM-RF 3G-ANTM1916-CM= 4G-AE015-R 4G-AE015-R-RF 4G-AE015-R= 4G-CAB-LMR400-10 4G-CAB-LMR400-10= 4G-CAB-LMR40010-RF ACS-3900-RM-19 ACS-3900-RM-19-RF ACS-3900-RM-19= ACS-3900-RM-23 ACS-3900-RM-23= ACS-3900-RM-ETSI ACS-3900-RM-ETSI= ACS-CF-COVER= C1-CISCO3945E/K9 C1AUAISR3900SK9 C1AUAISR3900SK9= C1AUUISR3900SK9 C1AUUISR3900SK9= C1F1AISR3900SK9 C1F1AISR3900SK9= C1F1UISR3900SK9 C1F1UISR3900SK9= C3900-SPE100/K9 C3900-SPE100/K9-RF C3900-SPE100/K9= C3900-SPE150/K9 C3900-SPE150/K9-RF C3900-SPE150/K9= C3900-SPE200/K9 C3900-SPE200/K9-RF C3900-SPE200/K9= C3900-SPE250-X/K9 C3900-SPE250/K9 C3900-SPE250/K9-RF C3900-SPE250/K9-WS C3900-SPE250/K9= C3945-AX-AKC/K9 C3945-STM-1-SM/K9 C3945-VSEC-CUBE/K9 C3945-VSEC-PSRE/K9 C3945-VSEC-SRE/K9 C3945-VSECSREK9-RF C3945-VSECSREK9-WS C3945E-AX-AKC/K9 C3945E-AX/K9 C3945E-AX/K9-WS C3945E-CME-SRST/K9 C3945E-ESG/K9 C3945E-HW/K9 C3945E-MS C3945E-OTO/K9 C3945E-STM-1-SM/K9 C3945E-VSEC-CUBEK9 C3945E-VSEC-SRE/K9 C3945E-VSEC/K9 C3945E-VSEC/K9-RF C3945E-VSEC/K9-WS C3945EVSECSREK9-WS C3945VSECCUBE/K9RF C3945VSECPSREK9-RF CAB-232FC CAB-232FC= CAB-3P-JPN CAB-3P-JPN= CAB-AC CAB-AC-KR CAB-AC-KR= CAB-AC-RF CAB-AC-WS CAB-AC= CAB-ACA CAB-ACA= CAB-ACI CAB-ACI= CAB-ACU CAB-ACU-RF CAB-ACU= CAB-C13-ACB CAB-C13-ACB= CAB-C15-AC CAB-C15-AC= CAB-C15-ACA CAB-C15-ACA= CAB-C15-ACB CAB-C15-ACB= CAB-C15-ACE CAB-C15-ACE= CAB-C15-ACI CAB-C15-ACI= CAB-C15-ACR CAB-C15-ACR= CAB-C15-ACS CAB-C15-ACS= CAB-C15-ACU CAB-C15-ACU= CAB-C15-IND CAB-C15-IND= CAB-C15-ISR CAB-C15-ISR= CAB-C15-JPN CAB-C15-JPN= CAB-CONSOLE-RJ45 CAB-CONSOLE-USB CAB-CONSOLE-USB= CAB-S/T-RJ45 CAB-S/T-RJ45= CAB-SS-449MT CAB-SS-449MT-RF CAB-SS-449MT= CAB-SS-530MT CAB-SS-530MT= CAB-SS-V35FC CAB-SS-V35FC-RF CAB-SS-V35FC= CAB-SS-V35MT CAB-SS-V35MT-RF CAB-SS-V35MT= CAB-SS-X21FC CAB-SS-X21FC= CAB-SS-X21MT CAB-SS-X21MT-RF CAB-SS-X21MT= CAB-U-RJ45 CAB-U-RJ45= CAB-V35MT CAB-V35MT-RF CAB-V35MT= CAB-X21FC CAB-X21FC= CAB-X21MT CAB-X21MT-RF CAB-X21MT= CISCO3945E-SEC/K9 CISCO3945E-V/K9 CISCO3945E-V/K9-RF CISCO3945E-V/K9-WS CISCO3945E-X/K9 CISCO3945E/K9 CISCO3945E/K9-RF CISCO3945E/K9-WS CISCO3945ESECK9-RF CISCO3945ESECK9-WS E100D-HDSASED-60G E100D-HDSASED-60G= FIPS-SHIELD-3900= FIPS-SHIELD3900-RF FL-39-HSEC-X-K9= FL-39E-HSEC-K9 FL-39E-HSEC-K9= FL-39E-HSEC-X-K9= FL-C3900-PA FL-C3900-PA= HWIC-1VDSL HWIC-1VDSL-RF HWIC-1VDSL-WS HWIC-1VDSL= HWIC-BLANK HWIC-BLANK-KIT-RF HWIC-BLANK-KIT= HWIC-BLANK-RF HWIC-BLANK-S HWIC-BLANK= HWIC-SLOT-DIVIDER= ISM-SRE-300-K9 ISM-SRE-300-K9-RF ISM-SRE-300-K9-WS ISM-SRE-300-K9= ISR-FE-T1/E1 ISR-FE-T1/E1= ISR-FE-T3/E3 ISR-FE-T3/E3= ISR-SM-BLANK= ISR39-SW-SPARECD= ISR3900SW-CD= L-CUSP-SL-10= L-FL-39-HSEC-K9 L-FL-39-HSEC-K9= L-FL-39-LI L-FL-39-LI-K9= L-FL-39-LI= L-FL-39-SNA L-FL-39-SNA= L-FL-39E-HSEC-K9 L-FL-39E-HSEC-K9= L-FL-CUE-IVR-2 L-FL-CUE-IVR-2= L-FL-CUE-MBX-5 L-FL-CUE-MBX-5= L-FL-CUE-PORT-2 L-FL-CUE-PORT-2= L-FL-VXML-1 L-FL-VXML-12 L-FL-VXML-12= L-FL-VXML-1= L-FP3945E-TA= L-FP3945E-TAC= L-FP3945E-TAM= L-FP3945E-TAMC= L-SL-39-APP-K9= L-SL-39-AX-K9= L-SL-39-DATA-K9 L-SL-39-DATA-K9= L-SL-39-SEC-K9 L-SL-39-SEC-K9= L-SL-39-SECNPE-K9 L-SL-39-SECNPE-K9= L-SL-39-UC-K9 L-SL-39-UC-K9= L-SLFL-39= L-SP-LA-E-100-K9= L-SP-LA-E-1K-K9= L-SP-LA-E-2.5K-K9= L-SP-LA-E-25-K9= L-SP-LA-E-50-K9= L-SP-LA-E-500-K9= L-SP-LA-E-5K-K9= L-SP-LA-P-25-K9= L-SP-LA-U-100-K9= L-SP-LA-U-1K-K9= L-SP-LA-U-2.5K-K9= L-SP-LA-U-25-K9= L-SP-LA-U-50-K9= L-SP-LA-U-500-K9= L-SP-LA-U-5K-K9= L-SP-LA-W-100-K9= L-SP-LA-W-1K-K9= L-SP-LA-W-2.5K-K9= L-SP-LA-W-25-K9= L-SP-LA-W-50-K9= L-SP-LA-W-500-K9= L-SP-LA-W-5K-K9= L-V-T-39-DATA-K9= L-V-T-39-SEC-K9= L-V-T-39-SECNP-K9= L-V-T-39-UC-K9= MEM-3900-1GB-DEF MEM-3900-1GB-RF MEM-3900-1GB= MEM-3900-1GU2GB MEM-3900-1GU2GB-X MEM-3900-1GU4GB MEM-3900-2GB-RF MEM-3900-2GB-X= MEM-3900-2GB= MEM-3900-512MB-RF MEM-3900-512MB= MEM-4400-2G-RF MEM-4400-2G= MEM-4400-4G MEM-4400-4G-RF MEM-4400-4G= MEM-4400-8G MEM-4400-8G-RF MEM-4400-8G= MEM-4400-DP-2G MEM-4400-DP-2G= MEM-CF-1GB MEM-CF-1GB-RF MEM-CF-1GB= MEM-CF-256MB MEM-CF-256MB-RF MEM-CF-256MB= MEM-CF-256U1GB MEM-CF-256U1GB-RF MEM-CF-256U1GB-X MEM-CF-256U2GB MEM-CF-256U4GB MEM-CF-256U512MB MEM-CF-2GB MEM-CF-2GB-RF MEM-CF-2GB= MEM-CF-4GB MEM-CF-4GB-RF MEM-CF-4GB-X= MEM-CF-4GB= MEM-CF-512MB MEM-CF-512MB-RF MEM-CF-512MB= MEM-FLASH-16G-RF MEM-FLASH-16G= MEM-FLASH-32G-RF MEM-FLASH-32G= MEM-FLASH-8G MEM-FLASH-8G-RF MEM-FLASH-8G= NIM-1GE-CU-SFP NIM-1GE-CU-SFP++= NIM-1GE-CU-SFP-RF NIM-1GE-CU-SFP-WS NIM-1GE-CU-SFP= NIM-1T NIM-1T++= NIM-1T-RF NIM-1T-WS NIM-1T= NIM-2GE-CU-SFP NIM-2GE-CU-SFP++= NIM-2GE-CU-SFP-RF NIM-2GE-CU-SFP-WS NIM-2GE-CU-SFP= NIM-2T NIM-2T++= NIM-2T-RF NIM-2T-WS NIM-2T= NIM-4T NIM-4T++= NIM-4T-RF NIM-4T-WS NIM-4T= NIM-BLANK NIM-BLANK-RF NIM-BLANK= NIM-SLOT-DIVIDER NIM-SLOT-DIVIDER= PCAB-CONSOLE-RJ45 PCAB-CONSOLE-USB PCAB-CONSOLE-USB= PHWIC-BLANK PHWIC-BLANK= PMEM-CF-256MB PMEM-CF-256MB= PMEM-CF-256U1GB PMEM-CF-256U2GB PMEM-CF-256U4GB PMEM-CF-256U512MB POE-COVER-4450 POE-COVER-4450-RF POE-COVER-4450= PSM-S-BLANK PSM-S-BLANK= PVDM2-ADPTR PVDM2-ADPTR= PVDM3-128 PVDM3-128-RF PVDM3-128-WS PVDM3-128= PVDM3-16 PVDM3-16-RF PVDM3-16-WS PVDM3-16= PVDM3-16U128-X PVDM3-192 PVDM3-192-RF PVDM3-192-WS PVDM3-192= PVDM3-256 PVDM3-256-RF PVDM3-256-WS PVDM3-256= PVDM3-32 PVDM3-32-RF PVDM3-32-WS PVDM3-32= PVDM3-64 PVDM3-64-RF PVDM3-64-WS PVDM3-64= PWR-3900-AC PWR-3900-AC-RF PWR-3900-AC-WS PWR-3900-AC/2 PWR-3900-AC= PWR-3900-DC PWR-3900-DC-RF PWR-3900-DC-WS PWR-3900-DC/2 PWR-3900-DC= PWR-3900-POE PWR-3900-POE-RF PWR-3900-POE-WS PWR-3900-POE-X PWR-3900-POE-X= PWR-3900-POE/2 PWR-3900-POE/2-X PWR-3900-POE= PWR-4450-AC PWR-4450-AC-RF PWR-4450-AC-WS PWR-4450-AC= PWR-COVER-4450 PWR-COVER-4450= PWR-RTN-ASY-39-AC PWR-RTN-ASY-39-AC= PWR-RTN-ASY39AC-RF RPS-COVER-3900 RPS-COVER-3900= SL-39-APP-K9 SL-39-APP-K9= SL-39-DATA-K9 SL-39-DATA-K9= SL-39-SEC-K9 SL-39-SEC-K9= SL-39-SECNPE-K9 SL-39-SECNPE-K9= SL-39-UC-K9 SL-39-UC-K9= SL3945ECPS-K9 SL3945ECPS-K9= SL3945EIPB2-K9 SL3945EIPB2-K9= SL3945ENES-K9 SL3945ENES-K9= SLFL-39= SM-1-STM1-MM-C SM-1-STM1-MM-C= SM-1-STM1-SM-C SM-1-STM1-SM-C-RF SM-1-STM1-SM-C= SM-BLANK-KIT= SM-D-BLANK SM-NM-ADPTR SM-NM-ADPTR-RF SM-NM-ADPTR-WS SM-NM-ADPTR= SM-S-BLANK SM-S-BLANK= SM-SLOT-DIVIDER= SM-SRE-900-BUN-K9 V-T-39-DATA-K9= V-T-39-SEC-K9= V-T-39-SECNP-K9= V-T-39-UC-K9=
Compatibility
1-Port 4-pair EFM Symmetric High-Speed DSL (G.SHDSL) High-Speed WAN Interface Card 1000BASE-ZX SFP 1800/2800/3800 Series 16-Port Async High-Speed WAN Interface Card 2600/2800/3700/3800 Series 16-Port EtherSwitch Service Module 2600/3600 Series 8-Port Voice/Fax Expansion Module (FXS) 2600XM/2691/3600/3700 1-slot analog/BRI IP Communications Voice/Fax Network Module 2600XM/2691/3600/3700 2-slot analog/BRI IP Communications Voice/Fax Network Module 2600XM/2691/3600/3700 2-slot analog/BRI/T1/E1 IP Communications Voice/Fax Network Module 2600XM/2691/3700 1-Port T1/E1 IP Communications High-Density Digital Voice/Fax Network Module 2600XM/2691/3700 2-Port T1/E1 IP Communications High-Density Digital Voice/Fax Network Module 2600XM/2691/3700 Series IP Communications High-Density Digital Voice/Fax Network Module 2800/3800 Digital Modem PVDM Module 2800/3800 High-Density Packet Voice Digital Signal Processor 2851/3800 Series 24-Port EtherSwitch (with Stackwise Connectors) Service Module 2851/3800 Series 48-Port EtherSwitch Service Module 3600 Series 4-Port ISDN-BRI with NT-1 Network Module 4G LTE Enhanced High-Speed WAN Interface Card for ATT 4G LTE Enhanced High-Speed WAN Interface Card for Verizon 4G LTE Wireless WAN Enhanced High-speed WAN Interface Card Enhanced Layer 2 EtherSwitch Service Module Enhanced Layer 2/3 EtherSwitch Service Module Fast Ethernet SFP Modules IDS Access Router Network Module Intrusion Prevention System Network Module SONET/SDH SFP Modules SRE Service Module T1/E1 Mutiflex VWIC Unified SIP Proxy Application Voice Interface Cards Wireless LAN Controller for SRE
Visio Stencil (4 MB .zip file)
Dimensions (H x W x D): 5.25 x 17.25 x 18.75 in. (133.35 x 438.15 x 476.25 mm) Modular LAN Switchports (with optional PoE): 98 AC Input Surge Current: < 50A Serial auxiliary port (up to 115.2 kbps): 1 Integrated WAN Ports: 4 GE; (2 SFP) Serial console port (up to 115.2 kbps): 1 SFP-based ports: 2 RJ-45-based ports: 4 AC Input Current: 7.1 to 3.0A range (max AC power supply) Total onboard WAN or LAN 10-100-1000 ports: 4 Power Supply: Internal: AC; PoE; and DC AC Input Voltage: 100 to 240 VAC autoranging AC Input Frequency: 47 to 63 Hz Rack Units: 3 rack units (3RU) Redundant Power Supply: Internal: AC; PoE; and DC USBconsoleport(TypeB)(upto115.2kbps): 1

Top Categories

Configuration Examples and TechNotes
- Configure RTP Source Port Validation
Configuration Guides
- Cisco Enhanced EtherSwitch Service Modules Configuration Guide
Data Sheets
- Module Data Sheets
  - Cisco VDSL2 High-Speed WAN Interface Card
- Ordering Guide
  - Cisco ISR and ASR Application Experience Routers Ordering Guide
- Platform Data Sheets
  - Cisco 3900 Series Integrated Services Routers Data Sheet
- Solution Data Sheets
- Cisco 1861 and Cisco 2800, 3800, 2900, 3900, and 3900E Series Integrated Services Router Interoperability with Cisco Unified Communications Manager Data Sheet (PDF - 1 MB)
- Cisco ISR & ASR Application Experience Routers Ordering Guide (PDF - 158 KB)
End-of-Life and End-of-Sale Notices
- English
- French - Canadian
  - Annonce d’arrêt de commercialisation et de fin de vie de Cisco ONE WAN Mid Cycle Refresh PIDs for ISR3900
  - Annonce d’arrêt de commercialisation et de fin de vie de Cisco 3900 Series Integrated Services Routers
Field Notices
- Field Notice: FN - 64096 - NIM-2GE-CU-SFP(=) Module Can Overheat and Cause Packet Loss or Module Failure - Replace on Failure
- Field Notice: FN - 63723 - CISCO39xx and VG350 Fans Might Fail Due to Capacitor Issue - Replace on Failure
Install and Upgrade Guides
- Multichannel STM-1 Port Adapter Installation and Configuration on Cisco 3900 Series Integrated Services Routers
- Regulatory Compliance and Safety Information for Cisco 3900 Series Integrated Services Routers
Q&A
- Platform Q&A
  - Cisco Integrated Services Router Generation 2
- Cisco SM-X Layer 2/3 EtherSwitch Service Module
Security Advisories, Responses and Notices
- Most Recent
  - Multiple Vulnerabilities in OpenSSL (June 2015) Affecting Cisco Products 31-Oct-2019
  - Multiple Vulnerabilities in OpenSSL (January 2015) Affecting Cisco Products 31-Oct-2019
  - OpenSSL RSA Temporary Key Cryptographic Downgrade Vulnerability 31-Oct-2019
  - Cisco IOS Software SSL VPN Denial of Service Vulnerability 28-Oct-2019
  - Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerability 28-Oct-2019
  - Cisco IOS Software Metadata Vulnerabilities 28-Oct-2019
  - Cisco IOS and IOS XE Software H.323 Message Validation Denial of Service Vulnerability 28-Oct-2019
  - Cisco IOS and IOS XE Software Internet Key Exchange Denial of Service Vulnerability 28-Oct-2019
  - Cisco IOS Software Network Address Translation Denial of Service Vulnerability 28-Oct-2019
  - Cisco IOS and IOS XE Software Smart Install Denial of Service Vulnerability 28-Oct-2019
  - Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability 28-Oct-2019
  - Cisco IOS and IOS XE Software ISDN Interface Denial of Service Vulnerability 28-Oct-2019
Technical References
- Cisco Application Visibility and Control Field Definition Guide for Third-Party Customers
Troubleshooting TechNotes

Brochures
- Enterprise Routing Portfolio Poster (PDF - 831 KB)
Bulletins
Case Studies
- African Bank Halves Data Center Size (PDF - 1021 KB)
- French Service Provider Invests in Cisco Cloud Control (PDF - 202 KB)
- Retail Bank Finds Savings and Services in Next-Generation Routers (PDF - 306 KB)
- Retailer Maximizes Space, Increases Resiliency with Store-in-a-Box (PDF - 451 KB)
Password Recovery
- Password Recovery Procedure for the Cisco 2600 and 2800 Series Routers
Troubleshooting Guides
- Troubleshooting Cisco 3900 Series, 2900 Series, and 1900 Series ISRs
White Papers
- Network Management White Papers
  - Cisco ISR G2 Management Overview
  - Cisco’s Integrated Services Routers Generation Two Licensing and Packaging
- Solution White Papers
  - In-depth Overview of Network Security Features for Cisco Integrated Services Routers Generation 2
- Cisco Unified Border Element (CUBE) Management and Manageability Specification
- Forrester Total Economic Impact Study (PDF - 199 KB)
- Forrester Total Economic Impact Study (PDF - 204 KB)

Contact Cisco

Technical Support

Technical Sales Questions

Chat with Sales

Contact Us for Sales Questions
Call 1 800 553 6387
US/CAN | 5am - 5pm Pacific
Other Countries

Cisco Services

Feedback

Cisco 3945E Integrated Services Router

Configuration Examples and TechNotes

Configuration Guides

Data Sheets

Module Data Sheets

Ordering Guide

Platform Data Sheets

Solution Data Sheets

End-of-Life and End-of-Sale Notices

English

French - Canadian

Field Notices

Install and Upgrade Guides

Q&A

Platform Q&A

Security Advisories, Responses and Notices

Most Recent

Technical References

Troubleshooting TechNotes

Brochures

Bulletins

Case Studies

Password Recovery

Troubleshooting Guides

White Papers

Network Management White Papers

Solution White Papers

Latest Community Activity For This Product

Related Information

Tools

Contact Cisco

Technical Support

Technical Sales Questions

Cisco Services