The Cisco 1861 Integrated Services Router (ISR) C1861W-SRST-C-B/K9 model provides several features that help to optimize and improve the performance of applications that run on the network.
One of the features is the support for Quality of Service (QoS) which allows the device to prioritize different types of network traffic to ensure that critical applications receive the bandwidth they need to operate effectively. This can help to prevent congestion and ensure that applications such as voice and video are delivered with minimal delay and jitter.
Another feature is the built-in wireless LAN (WLAN) support, which allows the device to provide wireless connectivity for devices such as laptops, tablets, and smartphones. The device supports the latest Wi-Fi standards and technologies such as 802.11ac and 802.11ax, which provide faster speeds and better coverage than previous generations.
The 1861 also has a built-in firewall which can help to protect the network from external threats such as hacking and malware. This firewall can be configured to control access to specific applications and services, and to block or allow traffic based on source and destination IP addresses, ports, and protocols.
Additionally, the device also supports VPN (Virtual Private Network) which allows remote users to securely access the network. This feature can help to improve the performance of applications that are used by remote users, by providing a secure and fast connection between the remote user and the network.
Furthermore, the 1861 model has a built-in support for Network Address Translation (NAT) which allows multiple devices to share a single public IP address. This can help to conserve IP addresses and improve the performance of applications that rely on NAT, such as voice and video.
Troubleshooting and MaintenanceThe Cisco 1861 Integrated Services Router (ISR) is a device that provides both wired and wireless connectivity for small to medium-sized businesses. The "C1861W-SRST-C-B/K9" model specifically includes a wireless LAN (WLAN) module, support for 8 users in SRST/CME (Survivable Remote Site Telephony/Call Manager Express) mode, Cisco Unity Express (CUE) for voicemail, 4 FXS ports for analog phones, 2 BRI ports for ISDN connectivity, and 8 Power over Ethernet (PoE) ports for powering devices such as IP phones.
Troubleshooting the device may involve checking the status of the various interfaces and services, reviewing log files, and using diagnostic commands to check for specific issues. Maintenance tasks may include updating the software and firmware, backing up configuration files, and monitoring the device's performance.
As with any network device, it is important to have a good understanding of the network topology and the devices and services that are dependent on the Cisco 1861 ISR in order to effectively troubleshoot and maintain it. The device has also a web interface and CLI for troubleshooting and maintenance, also Cisco offers a wide range of tools and resources to assist with troubleshooting and maintenance of their devices.
High Availability and RedundancyThe Cisco 1861 Integrated Services Router (ISR) C1861W-SRST-C-B/K9 model supports high availability and redundancy features to ensure that the network remains operational in case of a failure or outage.
One of the main feature is the SRST/CME mode, which allows the device to provide call processing for IP phones in the event of a WAN failure. This means that IP phones can continue to make and receive calls even if the connection to the main call-processing system is lost.
Another feature is the Cisco Unity Express (CUE) for voicemail, which is a built-in voicemail system that can also provide failover in case of a WAN failure, allowing users to continue to access voicemail.
Additionally, the device also supports Power over Ethernet (PoE) which allows it to power devices such as IP phones and wireless access points, this feature can help to ensure that these devices remain operational even if an external power source is lost.
As for the network level, the 1861 supports redundancy protocols like HSRP (Hot Standby Router Protocol) and VRRP (Virtual Router Redundancy Protocol) which allow multiple routers to work together to provide a single virtual IP address that can be used to access the network. In the event of a failure, one of the routers takes over the virtual IP address and continues to provide access to the network.
Therefore, the C1861W-SRST-C-B/K9 model provides several features that help to ensure that the network remains operational even in the event of a failure or outage, allowing for a more resilient and reliable network.
General Information of Cisco C1861W-SRST-C-B/K9- Manufacturer Cisco
- Model Number or SKU# C1861W-SRST-C-B/K9
- Product Series 1800
- Product Model 1861W
- Product Name 1861W Integrated Service Router
- Product Type Wireless Router
- Wireless LAN Standard IEEE 802.11b/g
- ISM Band Yes
- ISM Maximum Frequency 2.40 GHz
- Antenna Gain 2.2 dBi
- Antenna Connector RP-TNC Connector
- Indoor Antenna Range 320 ft
- Wireless Transmission Speed 54 Mbit/s
- Wireless Security-
- WEP Encryption
- WPA
- WPA2
- Cisco LEAP
- PEAP
- IEEE 802.1x Authentication
- Fast Ethernet Port Yes
- Number of Network (RJ-45) Ports 8
- PoE (RJ-45) Port Yes
- Management Port Yes
- Expansion Slots 1
- Network & Communication
- Ethernet Technology Fast Ethernet
Management & Protocols
- Management-
- SNMP v3
- IEEE 802.1p QoS
- Command-Line Interface
- Unified Communications Manager Express 4.2
- Cisco Unity Express 2.3
- Security Features-
- Intrusion prevention
- IPSec
- SSH
- DES
- 3DES
- URL filtering
- NAT
- VPN
- 128/192/256 bit AES
Power Description
- Input Voltage 110 V AC
- Input Voltage 220 V AC
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Warranty
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What does ALLHDD.Com warranty cover?
30-days to 3 years warranty:
Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.
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(b) any misuse outside the instructions in the user manual for any specific product;
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