Description
Network Management and Monitoring
The C2851-35UC-VSEC/K9 Cisco 2851 2 Ports Integrated Services Router can be managed and monitored through a variety of methods. These include:
- Simple Network Management Protocol (SNMP): SNMP is a widely used protocol for monitoring and managing network devices. The router can be configured to send SNMP traps and respond to SNMP queries, allowing network administrators to monitor the router’s status and performance.
- Telnet and SSH: Telnet and SSH are both remote management protocols that allow network administrators to access the command-line interface (CLI) of the router. This allows for the configuration and troubleshooting of the router.
- Cisco Integrated Services Router Manager (ISRm): The ISRm is a web-based management interface that allows network administrators to configure and monitor various features of the router.
- Cisco Prime: Cisco Prime is a network management system that provides centralized management for Cisco devices on the network. It allows network administrators to monitor the performance and status of the router, as well as configure and troubleshoot it.
- Cisco Configuration Professional (CCP): This is a GUI-based configuration tool for Cisco routers. It allows network administrators to easily configure and troubleshoot the router.
- Cisco Network Assistant (CNA): It is a network management tool for small-to-medium-sized business networks. It allows network administrators to easily configure and troubleshoot the router, as well as monitor its performance.
- Syslog: Syslog is a standard for message logging. The router can be configured to send syslog messages to a syslog server, allowing network administrators to monitor the router’s logs for troubleshooting and auditing purposes.
- NetFlow: NetFlow is a Cisco proprietary protocol that allows network administrators to monitor and analyze network traffic. The router can be configured to send NetFlow data to a NetFlow collector, allowing network administrators to monitor the router’s traffic patterns and detect any unusual activity.
These are the main network management and monitoring protocols supported by C2851-35UC-VSEC/K9 Cisco 2851 2 Ports Integrated Services Router.
VPN (Virtual Private Network) Configuration
The C2851-35UC-VSEC/K9 Cisco 2851 2 Ports Integrated Services Router can be configured to support Virtual Private Network (VPN) connections. The router supports a variety of VPN protocols, including:
- Internet Protocol Security (IPsec): IPsec is a widely used protocol for securing VPN connections. The router can be configured to support IPsec VPN connections, allowing remote users to connect to the network securely over the internet.
- Secure Sockets Layer (SSL) VPN: SSL VPN is a VPN protocol that uses SSL/TLS for encryption. The router can be configured to support SSL VPN connections, allowing remote users to connect to the network securely over the internet using a web browser.
- Layer 2 Tunneling Protocol (L2TP): L2TP is a VPN protocol that allows remote users to connect to the network over the internet using a Layer 2 connection. The router can be configured to support L2TP VPN connections, allowing remote users to connect to the network securely over the internet.
To configure a VPN connection on the router, you will need to access the router’s command-line interface (CLI) or web-based management interface and configure the appropriate VPN settings. This may include setting up the VPN protocol, creating user accounts, configuring security protocols and creating the VPN tunnel.
Establishing Internet Connectivity
Establishing internet connectivity on the C2851-35UC-VSEC/K9 Cisco 2851 2 Ports Integrated Services Router involves configuring the router’s WAN (Wide Area Network) interface. The steps for doing this may vary depending on the specific network configuration and internet service provider (ISP) but in general it involves the following steps:
- Connect the router’s WAN interface to the internet source. This can be done by connecting an Ethernet cable from the internet source (such as a cable modem or DSL modem) to the router’s WAN port.
- Configure the WAN interface with the correct settings for the internet connection. This may include setting the correct IP address, subnet mask, gateway address, and DNS servers. The settings will be provided by the ISP.
- Configure the router’s default gateway. The default gateway is the IP address of the router’s WAN interface. This is the address that the router uses to send and receive internet traffic.
- Verify the internet connectivity by pinging the default gateway or any public IP address from the router’s command-line interface (CLI) or web-based management interface.
- Configure the router’s security settings, such as firewall and access control, to protect the network from internet threats.
General Information
- Manufacturer Cisco
- Manufacturer Part Number C2851-35UC-VSEC/K9
- Product Series 2800
- Product Name 2851-35UC-VSEC/K9 Integrated Services Router
- Product Type: Integrated Services Router
Interfaces/Ports
- Total Number of Ports 2
- USB Yes
- Management Port Yes
- Number of Network (RJ-45) Ports 2
I/O Expansions
- Number of Total Expansion Slots 13
- Expansion Slot Type AIM
- Expansion Slot Type HWIC
- Expansion Slot Type NME
- Expansion Slot Type PVDM
Network & Communication
- Network Technology 10/100/1000Base-T
- Ethernet Technology Fast Ethernet
Management & Protocols
- Security Features-
- DES
- 3DES
- AES 128
- AES 192
- AES 256
Memory
- Standard Memory 256 MB
- Maximum Memory 1 GB
- Memory Technology DRAM
- Flash Memory 256 MB
- Memory Card Supported CompactFlash
Power Description
- Input Voltage 110 V AC
- Input Voltage 220 V AC
- Power Source Power Supply
- Redundant Power Supply Yes
