Alternate Part Numbers. Đi tới giỏ. The Cisco 1841 Integrated Services Router is now obsolete (past End-of-Life and End-of-Support status). actually register up to 42 SCCP phones I'm not sure why the literature doesn't. Cisco C881-K9 880 Series Router Cisco 2811 Router 2800 Series ISR Manufacturer Cisco Systems, Inc Manufacturer Part Number CISCO2811 Product Type Cisco 2811 Router Form Factor External - modular - 1U Dimensions (WxDxH) 43. End-of-Sale and End-of-Life Announcement for the Cisco Meeting Server 2000 M5v2. This proven router provides the performance and security you need to help keep your. 4 (2)SR2 Firmware-Softkey Template Does Not Update from Off-Hook State to Connected State - BIOS/Firmware Upgrade Recommended. 11ac Wi-Fi for industrial, outdoor environments. Table 1. net SVN: devmon:[197] trunk/templates/cisco-2811 SNMP poller for Xymon特性 Cisco 2801 Cisco 2811 Cisco 2821 Cisco 2851 固定的USB1. 63 (6. The Cisco 4-Port ISDN with S/T interface HWIC provides multifunction dial access server, router, and other capabilities within the Cisco integrated services routers in branch-office environments. AR; Home; Shop;. $60. 255. " "Item received as advertised, excellent condition, delivery next day. 1. 000. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. Hardware Specifications Feature Cisco 1-Port ISDN HWIC ISDN Chipset Infineon Dimensions Width:. Product Description: 2811 w/ HWIC-16A and 2 CAB-HD8-ASYNC Terminal Server Bundle. Learn product details such as features and benefits, as well as hardware and software specifications. 10,000 ft maximum except CCC 1 only up to 2000 meters. releases that support Cisco CME 3. The minimum Cisco IOS Software Release required for the G. 69 kg) Chassis: fully configured using all card slots and six power modules – 230 pounds (104. All Cisco 2900 Series Integrated Services Routers offer embedded hardware encryption acceleration, The Cisco RV320 Dual Gigabit WAN VPN Router is the choice for any network in which performance, security, reliability, and adaptability top the list of requirements. CISCO 2811 router with HWIC-4ESW > | CLIENT 2. End-of-Sale and End-of-Life Announcement for the Cisco ASA5506W-X WiFi Security Appliances. MEM2800-128CF= 128MB CF for the Cisco 2800 Series USD 700. 02-Nov-2015. I'm confident that there will be no issue in. 93 inches (73. MSRP: $272. End-of-Life and End-of-Sale Notices. The 2811 router requires at minimum 12. CISCO 2811 ROUTER by Cisco. Reviews. The integrated services routing architecture of the Cisco 2800 Series provides the performance, availability, and reliability needed to scale mission-critical business applications in the most demanding environments. SHDSL WAN interface card (WIC) provides 1-port symmetric high-bit-rate DSL (SHDSL) connectivity to a WAN. Cisco 1841 Integrated Services Router - Retirement Notification. 151-1. Page 15 To seal the system, apply serialized tamper. The minimum vertical rack space requirement per chassis is: For a one RU (rack unit) switch, 1. Specs. boot system flash. Secure Voice on Cisco Integrated Services Routers. 19. 2811, the Cisco 2821, and the Cisco 2851. Products. Models. If you look at the throughput capabilities the 3825 will have a higher rating for packets per second and a higher bandwidth capability. NME-WAE-502-K9. I insert the HWIC 16A to slot 3 of router so the port should be: 2050->2065. x 22-Aug-2023. What is that referring to exactly ? Hello, I have a 2811 router which is running IOS 12. T. Buy Cisco Network Router CISCO2811. Reply. Regards. Cisco documents the best RFC 2544 throughput of an ISR 2911 at 3. 18-Aug-2014. Build an intelligent, self-defending network with advanced analytics, automated provisioning, and integrated security. 1 Ports2 Onboard LAN Ports2-10/100 Onboard AI. Current configuration : 3449 bytes! version 15. The. no service password-encryption! hostname CISCO-2811! boot-start-marker. Router-switch. 3 (8r)T7. Specifications Feature HighlightsCisco 2811 ISR: Cisco 4351 ISR: Cisco 2821 ISR: Cisco 4351 ISR: Cisco 2851 ISR: Cisco 4431 ISR: Cisco 3800 Series (EOL&EOS) Cisco 3825 ISR: Cisco 4431 ISR: Cisco 3845 ISR: Cisco. Buy a Cisco 2811 AC Inline Power Supply and get great service and fast delivery. 2-slot Cisco IP Communications voice/fax network module . Cisco's End-of-Life Policy. 00. Free PDF of Cisco CISCO2811 Router. 704 standards for unframed and framed E1 modes. Easy deployment and. The switch also features advanced secur. Cisco 2811 Integrated Services Routers Modular Power Supplies Cisco RPS 2300 users can choose between two power supplies that are also compatible with Cisco Catalyst 3750-E and 3560-E Series Switches: The C3K-PWR-1150WAC power supply The C3K-PWR-750WAC power supply The Cisco RPS 2300 can operate with one or two power supplies. Specifications: Product Type: Cisco 2811 Router Form Factor: External - modular - 1U Dimensions (WxDxH): 43. The Cisco ® Packet Voice Digital Signal Processor Modules (PVDMs) enable the Cisco Catalyst 8000 Edge Platforms Family and the Cisco 4000 Series Integrated Services Routers (ISRs) to provide rich-media capabilities such as high-density voice connectivity, conferencing, transcoding, media optimization,. The integrated services routing architecture of the Cisco 2800 Series provides the performance, availability, and reliability needed to scale mission-critical business applications in the most demanding environments. The Cisco 4000 Family contains the following platforms: the 4461, 4451, 4431, 4351, 4331, 4321 and 4221 ISRs. DES, Triple DES, SSL 3. Cisco 2811 included services router is an element of the cisco 2800 incorporated services router sequence which harmonizes the integrated services router collection. 512MB DIMM DDR DRAM for the Cisco 2811. Reviews. Figure 1. 00. Cisco 4000 Series Integrated Services Routers Features and benefits Cisco 4000 Family ISRs provide you with Cisco® Software Defined WAN (SDWAN) software features and a converged branch infrastructure. The Cisco 2811 Integrated Services Router provides the following support: - Wire-speed performance for concurrent services such as security and voice , and advanced services to multiple T1/E1/xDSL WAN rates By embedding voice services inside the router, Cisco provides customers with maximum deployment flexibility, plus higher densities for stations, trunks, and conferencing. Cisco's End-of-Life Policy. What is that referring to exactly ? Hello, I have a 2811 router which is running IOS 12. End-of-Support Date: 2016-10-31 . 1-800-TO-MULTI. 60. The 2811 is an ISR G1. regarding the config: crypto isakmp client configuration group vpngroup. 4(3i). PPS - 120,000. The Cisco Catalyst 2950-12 and Cisco Catalyst 2950-24 switches provide 12 and 24 10/100 Mbps ports, respectively, for edge connectivity. MEM2800-64CF= 64MB CF for the Cisco 2800 Series USD 400. 22. The Cisco 2811 router is a multiple-chip standalone cryptographic module. We have 5 Cisco 2911 manuals available for free PDF download: Configuration Manual, Installation Manual, Datasheet, Manual. You can even use it to replace either “Fan 1” or “Fan 2” as needed. bin" My question is, when I replace the IOS with the file above file, will I need to activate it with. Cisco 500 Series WPAN Industrial Routers. Rob. 255. Find quality network router products at discounted prices. Building configuration. 4 (11)XJ as indicated in Table 7. Highly rec!" Read more of our customers' reviews by clicking here. Cisco 6300 Series Embedded Services Access Points Built-in security plus resilient wireless mesh capabilities designed to integrate with your hardware . Encryption Algorithm. and. For a replacement, we recommend the Cisco 3945 Integrated Services. Check part details, parametric & specs and download pdf datasheet from datasheets. UPGRADED ACCESS SERVER 1 x CISCO 2610 Router 1x Ethernet Interface 1 x NM-16A 16-Port Async Network Module 1 x Octal Cable 6ft 1 x Power Cable 1 x Console Cable 1 x Bonus DVD. The NM-16A. When the slot dividers are removed, slot 0 and slot 1 become slot 1, and slot 2 and slot 3 become slot 3. A MultigiGabit Fabric (MGF) enables high-bandwidth module-to-module communication without compromising routing performance. 11. The USB eToken device feature provides secure configuration distribution and allows you to store VPN credentials for deployment. The Cisco® RV042 Dual WAN VPN Router delivers highly secure, high-performance, reliable connectivity - to the Internet, other offices, and employees working remotely - from the heart of your small business network. ) Figure 5 Serial Number Location on the Cisco 2811 Router Note The serial number for Cisco 2811 routers is 11 characters long. Configurations are attached. A. THE SFP-1G-LH module operates in 10G, 10/25G dual rate and 10/25/50G tri-rate ports of Cisco switches and routers, but provides 1G connectivity. There is already an account for but it hasn’t been activated. These modules use the 68-pin OCTAL Cables such as the CAB-OCTAL-ASYNC= and CAB-OCTAL-MODEM=. Cisco 2691 2610-2651XM 2811-2851 3725, 3745 2825,3845; WIC-1SHDSL-V3: Not Supported : IP/ADSL IP Base and up . Table 1 shows the Quick Specs. 4 kg DRAM Memory 512 MB (installed) / 768 MB (max) - DDR SDRAM Flash Memory 128 MB (installed) / 256 MB (max) High Performance with Integrated Services. Modular Support. These services make it possible for service providers to offer additional value to their enterprise customers, beyond. 92-compliant. I double checked what Cisco specifications are for conneting external switches to this device and it was. Compatibility. Can see this device is vtp server. T3. com: Buy Cisco - CISCO2811-DC - Cisco 2811 Router with DC Power - 4 x Expansion Slot, 1 x NME - 2 x 10/100Base-TX LAN, 2 x USBCisco Systems. This issue was resolved by a wr erase followed by a config restore from backups. T2. CISCO2811-SEC/K9 GROUP-128054 Cisco CISCO cisco 2800 The Cisco 2811 provides significant additional value compared to prior generations of Cisco routers at si. The Cisco ® Gigabit Ethernet High-Speed WAN Interface Card (HWIC) brings Gigabit Ethernet connectivity to Cisco Integrated Services Routers routers to accelerate applications such as Metro Ethernet access, inter-VLAN routing, and high-speed connectivity to LAN switches. 0, Euro-DOCSIS 2. Note To install double-wide interface cards in Cisco 2811, Cisco 2821, and Cisco 2851 routers, remove the slot divider. Quickly adopt advanced technologies—such as SD-WAN, enhanced application visibility, and edge computing—while meeting. 1GB Compatible Flash Memory Upgrade for CISCO 1841 2801 2811 2821 2851 routers. DDTS. and local laws, return this product immediately. 703 and G. The routers offer embedded encryption acceleration and on the motherboard voice digital-signal-processor (DSP) slots; intrusion prevention system (IPS) and firewall. That's why you're unable to conficure voice-ports on this gateway. The router owned by the ISP has the ports redirected to Cisco 2811 router (UDP 500, TCP 1723, TCP 47, TCP 50, TCP 51). Choose Options. Part Numbers of Cisco Integrated Services Router Bundles * Integrated Service Router (ISR) Branch-In-A-Box (BiaB) Bundles will be reaching End-of. Fast shipping to the world. Cisco 2811 Integrated Services Router, NME-WAE. The different Cisco links states Cisco 2811 supports : 4 HWIC slots, 1 expansion network module slot, 2 PVDM slots, 2 AIM slots. CISCO2811-AC-IP - 2800 Series - Routers - Cisco - MLCP is a leading provider of Refurbished and Used equipment. Below you can see the lab scenario and results. Marketing Information. Cisco Unified Wireless IP Phone 7920, 7921 and 7925. The Cisco ADSL2 and ADSL2+ high-speed WAN interface cards (HWICs) deliver business-class asymmetric DSL (ADSL) services for customers ranging from small-to-medium sized businesses to enterprise branch offices. The Cisco 2621XM 64D/16F modular enterprise router is deisgned for deployments that require different WAN connections and provides flexible LAN ports as well with 2 flexible fast Ethernet ports. Download the datasheet of Cisco CISCO2811 Router. Comparison of Cisco 2811 Integrated Services Router and Cisco 2911 Integrated Services Router based on specifications, reviews and ratings. Specifications. 4 (13r)T. Product Name: Cisco 2811 AC/IP Power Supply - Spare: Product Type: Proprietary Power Supply: Compatibility: Cisco 2811 Integrated Services Router: Input Voltage Type: AC:Choose Connection for Cisco . LAN Switching with optional inline POE. 26-cm)- and 23-inch (58. 0 ™, and VideoStream technologies, to. Georg Peacocks' answer is correct. Workstation. Driven by the need to push Best way to get fixed-configuration router Cisco C881-K9 for small business, small branch office and enterprise teleworkers. Offered with a limited lifetime warranty, these switches deliver. bin. This replacement fan is compatible with the Cisco 2811 router. 0. 02-20-2021. The serial number label for Cisco 2811 routers is located on the rear of the chassis, near the top right corner, to the left of the CLEI label. The Cisco. The 2821 supports 58 phones (off the top of my head) CME is all CLI configuration, Please also be aware that the 2811 is end of life, better, order a 4400 series ISR, if you are in the procurement process. Free PDF of Cisco CISCO2801. Search. 23 to 122° F (–5° to 50°C) for Cisco ASR 9010 Router,. Cisco has several brands around the world that distributors may. Refer to the bold text in the output below. MEM2811-512D. Table 1. Here is the relevant output: Router#show ver Cisco IOS Software, 2800 Software (C2800NM-ADVENTERPRISEK9-M), Version 12. The 3825 will take more memory than the 2811, so the 3825 would be considered more scalable than the 2811. I have a 2811 router that's got 64mb Flash memory and 256mb RAM. • The Cisco 2800 Series Module (AIM-VPN/SSL-2) can provide hardware-based IPSec encryption services of 30 and 90 Mbps in the Cisco 2801, 35 and 100 Mbps in the Cisco 2811, 90 and 125 Mbps in the Cisco 2821, and 100 and 150 Mbps in the Cisco 2851 (IPSec IMIX and 1400-byte packets). Per Cisco policy, the Cisco will provide an additional 5 years of support from the End-of-Sale date. 800. Network Agility. Also for: 2821. For a ISR G1, you need to look at HWIC-1GE, however, you need to pay attention to the Data Sheet (Table 3) because there is a limit of how many HWIC-1GE is supported. 100. 100. View and Download Cisco 2811 - Voice Security Bundle Router manual online. The Cisco® Redundant Power System 2300 (RPS 2300) increases availability for converged data, voice, and video networks. The Cisco 2811 Integrated Services Router provides the following support: - Wire-speed performance for concurrent services such as security and voice , and advanced services to multiple T1/E1/xDSL WAN ratesBy embedding voice services inside the router, Cisco provides customers with maximum deployment flexibility, plus higher densities for stations, trunks, and conferencing. Quick view. Options. Facebook Twitter LinkedIn Google + Email. In addition, the 2610 features three expansion slots which include two WAN slots and one NIM slot. Table 2. The Cisco 2811 provides significant additional value compared to prior generations of Cisco Routers at similar price points by offering up to a fivefold performance improvement, up to a tenfold increase in security and voice performance, embedded service options, and dramatically increased slot performance and density while maintaining support for most. The Cisco RV320 supports two connections to one service provider, delivering high performance by using load balancing, or to two different providers to. I want to install IOS 15 into it using "c2800nm-adventerprisek9-mz. To download Cisco CME 3. 24. 1 (3r) Bootrom or later. service timestamps debug datetime msec. DRAM is divided logically, combining the two numbers to determine total DRAM. The Cisco RV320 Dual Gigabit WAN VPN Router is the choice for any network in which performance, security, reliability, and adaptability top the list of requirements. Suppose the ISP engineer tells you that your default route next hop address is: 100. The End of Sale (EoS) and End of Life (EoL) of the Cisco Integrated Services Routers (ISR) 1841, 2800, and 3800 Series public announcement date is on Nov. 8 cm x 41. Cisco 2811-AC-IP - 2811 Integrated Services RouterCisco 2811 Series Manuals. The Cisco 2800 Series features the ability to deliver multiple high-quality simultaneous services at wire speed up to multiple T1/E1/xDSL connections. With the support for Network Admission Control (NAC), this Cisco 2-port router limits the access to the network in. txt file downloaded with the Cisco IOS release. performance improvement, up to a tenfold. Cisco C881-K9 880 Series RouterCisco 2811 Router 2800 Series ISR Manufacturer Cisco Systems, Inc Manufacturer Part Number CISCO2811 Product Type Cisco 2811 Router Form Factor External - modular - 1U Dimensions (WxDxH) 43. see Cisco Modular Access Router Specifications. The Cisco 2901 router, supporting voice module, is designed for small offices. Another option is. 124-9. 46) with 223232K/38912K bytes of memory. Cisco 2851 Platform. As for HWICs and AIMs, as per the engineering spec, this power consumption is minimal. Slot 0 (VIC or VWIC, for voice only) Slot 1 (WIC, VIC, VWIC, or HWIC) Slot 2 (WIC, VIC, or VWIC) Slot 3 (WIC, VIC, VWIC, or HWIC) Console port. The Cisco 2800 Series comprises four platforms (refer to Figure 1): the Cisco 2801, the Cisco. 0(1) and higher supported — — Cisco VG224 . bin. 100. View and Download Cisco 2811 - Voice Security Bundle Router operations online. 100. Specifications. A Bridge Connecting IT Hardware to The World Routers. Download the datasheet of Cisco CISCO2801. Get the best price Cisco 2801, 2811, 2821 and 2851 router. Cisco . 0 ratings & reviews There are. Reimagine Productivity With Insight and Windows 11. Buy Cisco Network Router CISCO2811-DC-RF. 49. 234. 00 in. I've got a 2811 running c2800nm-adventerprisek9-mz. For 28XX series routers Voice Modules part number starts with a V. Cisco IOS Release 15. The version numbers for Unified CME 3. (See Figure 5. Downloads. The modular routers that support the new card are the Cisco 1841, 2801, 2811, 2821, 2851, 3825, and 3845 series integrated services routers; the Cisco 1721, 1751, 1760, 2600XM, 3725, and 3745 series multiservice access. 4 (24)T3, RELEASE SOFTWARE (fc2) Not sure why this isn't working. 00. Introduction and warnings (186 pages). The best-in-class Cisco 2800 Series architecture has been specifically designed to meet the requirements of small-to- medium-sized businesses, small and medium-sized enterprise. 04-20-2012 03:16 AM - edited 02-21-2020 06:01 PM. Cisco 1841:The Cisco ® 860 Series Integrated Services Routers combine Internet access, security, and wireless services onto a single, secure device that is simple to use and manage for small businesses. If this doesn't help please post the TFTP server router's config. But in general the 3825 has a faster more powerful CPU than the 2811. The top-of-rack solution offers integrated asynchronous ports, optional switching, and simplified Ethernet. Environmental Specifications Operating Temperature 32 to 104°F (0 to 40°C) Operating Humidity 10 to 85% non-condensing 5 to 95%, non-condensingHewlett Packard Enterprise Support Center50%-98% off Cisco2911/K9 price, buy brand new cisco 2900 router (In Stock): 2911 router 3-Port Gigabit, 4 EHWIC, 2 DSP, 1 SM, 256MB CF, 512MB DRAM, IP Base online! CISCO 2911/K9 - Cisco ISR G2 2900 Series RouterOptions. 02-Aug-2023. Ablegrid. 2800/3800 IP Voice 12. HWIC-4ESW Four port 10/100 Ethernet switch interface card Cisco Router High-Speed WAN Interface card HWIC-AP-G-A AP HWIC w 2. Cisco 2801 Throughput – 45Mbps: Cisco 2901 Throughput – 167Mbps: ISR 4331 – 100 – 300Mbps: Cisco 2811 Throughput – 61Mbps: Cisco 2911 Throughput – 180Mbps: ISR 4351 – 200 – 400Mbps: Cisco 2821 Throughput – 80Mbps: Cisco 2921 Throughput – 180Mbps: ISR 4431 – 500 – 1000Mbps: Cisco 2851 Throughput – 112Mbps: Cisco 2951. View ESW6300 Series . CP7902060000SCCP050124A. . INSIGHT. You will need to do the following: - Router (config)#secure boot image. Secure Voice on Cisco Integrated Services Routers. The ISDN HWIC is supported on the Cisco 1841, 1941, 2800, 2900, 3800 and 3900 Series Routers. Switch Cisco ME-3400G-2CS-A. 01-Feb-2010. service timestamps log datetime msec. Depending on port-density requirements, customers with gigabit fiber uplink connectivity needs can choose between the Cisco Catalyst 2950SX-24 Switch, which provides 24 10/100 Mbps ports and 2 integratedTo get a list of Cisco IOS software. 2811 Router. Sign In Upload. The information provided is based on standard practices and specifications for modular networking equipment like the Cisco 2811 router. 253. 2 No. 5 cm Weight 6. Find quality network router products at discounted prices. Table A-1 lists the operational limits of the Cisco 812 ISR. Dear Experts, I have a problem with a Cisco 2811 - ISR Router, every day the Utilization of CPU is high, this has been observed from past 3 months, below are the few outputs: show version Cisco IOS Software, 2800 Software (C2800NM-ADVIPSERVICESK9-M), Version 12. The Cisco 2811 Integrated Services Router provides the following support: Wire-speed performance for concurrent services such as security and voice , and advanced services to multiple T1 / E1 /x DSL WAN rates. value compared to prior generations of Cisco routers at similar price points by offering up to a. Are you talking about using a 2811 for CME or SRST? I think 36 is even the max number of phones, according to the data sheet. You cannot change the MTU on an individual interface. The Cisco 2811 provides significant additional value compared to prior generations of Cisco routers at similar price points by offering up to a fivefold performance improvement, up to. item 5 Cisco 2811 Router IOS CME CCENT CCNA CCVP CCIE CCSP LAB Cisco 2811 Router IOS CME CCENT CCNA CCVP CCIE CCSP LAB. com. Cisco 3700 Series, and Cisco 3800 Series Routers, and the Cisco MWR 1941-DC Mobile Wireless Edge Router Text Part Number: OL-2485-20. End-of-Sale Date: 2011-11-01 . 703 on Slot 0 SubSlot 0", DESCR: "VWIC2-2MFT-G703 . Power supply Power specifications: AC input voltage: Universal 100 to 240 VAC Frequency: 50 to 60 Hz Internal power supply (C921-4P and C931-4P only). Product Specifications Table 1 gives product specifications. • Primary and Peer Device should be discovered and managed in Cisco DNA Center. Talk to a specialist. General Information: Manufacturer Part Number: CISCO2811: Brand Name: Cisco: Product Type:. The Cisco 2800 Series comprises four new platforms (refer to Figure 1): the Cisco 2801, the Cisco 2811, the Cisco 2821, and the Cisco 2851. Thanks. Next, configure the new Cisco terminal server with the following ip host commands to make it easier for you to connect to each device. 6 Mpps, and a MAC address table size of 8,000 entries. You must set the MTU globally. 1 EVM = Extension voice module. Options. bin. Cisco 2811 price 55%-98% OFF Global Price List. Solved: Looking for some guidance on configuring the NAT settings on a 2811 router. (See Figure 5. NAME: "VWIC2-2MFT-G703 - 2-Port RJ-48 Multiflex Trunk - G. $499. Hello! (excuse for my english :-) ) I have a problem with a e1 connection Router A : Router cisco 2811 with a VWIC-2MFT-G703 Configuration: controller E1 0/0/0 channel-group 0 unframed interface Serial0/0/0:0 ip address 172. Table 1. 124-24. Get access to our lowest prices by logging in. REFURBISH มือสอง รับประกัน 1 ปี. Catalyst 2960-X Switch Security Command Reference, Cisco IOS Release 15. Cisco 1841, 2801, 2811, 2821, 2851, 3825, 3845 . Cisco IP Communicator v 2. Medical parts online catalog – easy part ID and SmartPrice. This version of Cisco 2801 - Integrated Services Router Manual compatible with such list of devices, as: 2801 - Integrated Services Router, 2811 - Voice Security Bundle Router, 2821 - Integrated Services Router Unified. Modules and Interface Cards Supported. Cisco 2811 Integrated Services Router | Full Specifications: Communication mode: Full-Duplex,. Home / Cisco Router / 2800 Series / CISCO2811. The Cisco 2811 features the ability to deliver multiple high-quality simultaneous services at wire speed up to multiple T1/E1/xDSL connections. 5 cm Weight 6. Cisco 220 Series Smart Switches. 33. 4 (24)T7. Cisco 1861 and Cisco 2800, 3800, 2900, 3900, and 3900E Series Integrated Services Router Interoperability with Cisco Unified Communications Manager Data Sheet. Cisco 2811 36 36 144 256 64 Cisco 2821 48 48 144 256 64 Cisco 2851 96 96 288 256 64 Cisco 3725 144 144 500 256 64. 800. I'm trying to set up my home lab which consists of 3-2811's Routers, 1-2950 switch, 2-3550 switches ANS my ISP's Cisco DPC2825 modem/router. The Cisco 2811 Integrated Services Router is part of the Cisco 2800 Integrated Services Router Series which complements the Integrated Services Router Portfolio. Per Cisco policy, the Cisco will provide an additional 5 years of support from the End-of-Sale date. MEM2811-256U768D. Description .