Configuration Guide
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... Series Routers - Cisco 871 Ethernet Access Router - Note We strongly recommend that network administrators with minimal familiarity with Cisco routers use this guide, and the text and command conventions used throughout the guide. Cisco 851 Ethernet Access Router - The preface includes the following topics: • Audience • Organization • Conventions • Related Documents • Obtaining Documentation and Submitting a Service...
... Series Routers - Cisco 871 Ethernet Access Router - Note We strongly recommend that network administrators with minimal familiarity with Cisco routers use this guide, and the text and command conventions used throughout the guide. Cisco 851 Ethernet Access Router - The preface includes the following topics: • Audience • Organization • Conventions • Related Documents • Obtaining Documentation and Submitting a Service...
Configuration Guide
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.... For more information on the equipment. Features not supported by Cisco Router Router Cisco 851 Interface Fast Ethernet LAN Fast Ethernet WAN Wireless LAN Port Label LAN (top), FE0-FE3 (bottom) WAN (top), FE4 (bottom) (no label) OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 1-1 For complete information on startup. Note...
.... For more information on the equipment. Features not supported by Cisco Router Router Cisco 851 Interface Fast Ethernet LAN Fast Ethernet WAN Wireless LAN Port Label LAN (top), FE0-FE3 (bottom) WAN (top), FE4 (bottom) (no label) OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 1-1 For complete information on startup. Note...
Configuration Guide
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...Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 1-2 OL-5332-01 Example 1-1 Cisco 851 Default Configuration on Startup Router# show running -config Building configuration... boot-start-marker boot-end-marker ! Use the show running -config command to view the initial configuration, as shown in Example 1-1. hostname Router..., RIGHT/PRIMARY 1-0 LAN (top), FE0-FE3 (bottom) ADSLoPOTS (no service password-encryption ! version 12.3 no service pad service timestamps debug datetime msec service timestamps log datetime msec no label) LAN (top), FE0-FE3 (bottom...
...Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 1-2 OL-5332-01 Example 1-1 Cisco 851 Default Configuration on Startup Router# show running -config Building configuration... boot-start-marker boot-end-marker ! Use the show running -config command to view the initial configuration, as shown in Example 1-1. hostname Router..., RIGHT/PRIMARY 1-0 LAN (top), FE0-FE3 (bottom) ADSLoPOTS (no service password-encryption ! version 12.3 no service pad service timestamps debug datetime msec service timestamps log datetime msec no label) LAN (top), FE0-FE3 (bottom...
Configuration Guide
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... state from administratively down to other VLANs if desired. Sets the IP address and subnet mask for the Fast Ethernet interface and returns to the Cisco 851 and Cisco 871 router models. Exits configuration mode for the specified Fast Ethernet interface. You may assign the interfaces to administratively up. Based on the...
... state from administratively down to other VLANs if desired. Sets the IP address and subnet mask for the Fast Ethernet interface and returns to the Cisco 851 and Cisco 871 router models. Exits configuration mode for the specified Fast Ethernet interface. You may assign the interfaces to administratively up. Based on the...
Configuration Guide
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...verify that shows the results of the configuration. The Cisco 851 and Cisco 871 router models can choose not to use the Software Advisor tool. You can be used to assist you in the examples, or you can access this tool at www.cisco.com > Technical Support & Documentation > Tools &...implement the network configuration, and a configuration example that a specific feature is used in the Ethernet-based scenarios and the Cisco 857, Cisco 876, Cisco 877, and Cisco 878 router models can be used in the DSL-based scenarios. Each scenario is described with a network topology, a step-by ...
...verify that shows the results of the configuration. The Cisco 851 and Cisco 871 router models can choose not to use the Software Advisor tool. You can be used to assist you in the examples, or you can access this tool at www.cisco.com > Technical Support & Documentation > Tools &...implement the network configuration, and a configuration example that a specific feature is used in the Ethernet-based scenarios and the Cisco 857, Cisco 876, Cisco 877, and Cisco 878 router models can be used in the DSL-based scenarios. Each scenario is described with a network topology, a step-by ...
Configuration Guide
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... 3-1 PPP over Ethernet (PPPoE) clients and network address translation (NAT). Figure 3-1 shows a typical deployment scenario with NAT The Cisco 851 and Cisco 871access routers support Point-to-Point Protocol over Ethernet with NAT OL-5332-01 4 2 5 Internet 3 6 7 121753 1 4 2 ...1 Multiple networked devices-Desktops, laptop PCs, switches 2 Fast Ethernet LAN interface (inside in3terface for NAT) 6 3 PPPoE client-Cisco 851 or Cisco 871 access router 4 Point at which NAT occurs 7 5 Fast Ethernet WAN interface (outside interface for NAT) 121753 6 Cable modem or other server...
... 3-1 PPP over Ethernet (PPPoE) clients and network address translation (NAT). Figure 3-1 shows a typical deployment scenario with NAT The Cisco 851 and Cisco 871access routers support Point-to-Point Protocol over Ethernet with NAT OL-5332-01 4 2 5 Internet 3 6 7 121753 1 4 2 ...1 Multiple networked devices-Desktops, laptop PCs, switches 2 Fast Ethernet LAN interface (inside in3terface for NAT) 6 3 PPPoE client-Cisco 851 or Cisco 871 access router 4 Point at which NAT occurs 7 5 Fast Ethernet WAN interface (outside interface for NAT) 121753 6 Cable modem or other server...
Configuration Guide
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... PCs, switches 2 Fast Ethernet LAN interface (the inside interface for NAT) 3 PPPoE or PPPoA client and firewall implementation-Cisco 851/871 or Cisco 857/876/877/878 series access router, respectively 4 Point at which NAT occurs 5 Protected network 6 Unprotected network 7 Fast Ethernet or ATM WAN interface (the... outside WAN interface (FE4) on the Cisco 851 or Cisco 871 and protects the Fast Ethernet LAN on FE0 by filtering and inspecting all traffic entering the router on page 8-5. If you have already configured basic router features as well as appropriate for NAT) In ...
... PCs, switches 2 Fast Ethernet LAN interface (the inside interface for NAT) 3 PPPoE or PPPoA client and firewall implementation-Cisco 851/871 or Cisco 857/876/877/878 series access router, respectively 4 Point at which NAT occurs 5 Protected network 6 Unprotected network 7 Fast Ethernet or ATM WAN interface (the... outside WAN interface (FE4) on the Cisco 851 or Cisco 871 and protects the Fast Ethernet LAN on FE0 by filtering and inspecting all traffic entering the router on page 8-5. If you have already configured basic router features as well as appropriate for NAT) In ...
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... configuration guides and command references for the Cisco 850 series routers (Cisco 851 and Cisco 857) and Cisco 870 series routers (Cisco 871, Cisco 876, Cisco 877, and Cisco 878). You can access this part include: • Chapter 12, "Configuring Security Features" • Chapter 13, "Configuring Dial Backup and Remote Management" • Chapter 14, "...
... configuration guides and command references for the Cisco 850 series routers (Cisco 851 and Cisco 857) and Cisco 870 series routers (Cisco 871, Cisco 876, Cisco 877, and Cisco 878). You can access this part include: • Chapter 12, "Configuring Security Features" • Chapter 13, "Configuring Dial Backup and Remote Management" • Chapter 14, "...
Configuration Guide
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... is not supported over console or auxiliary port backup interfaces. • For the Cisco 851 router, only dial-in the dialer watch feature running. If a lease time obtained by DHCP is unavailable on the router, the dial-out feature on the other side of the ISP is down . ...Table 13-1 Dial Backup Feature Support and Limitations Summary WAN Encapsulation Type Cisco 851 or 871 PPPoE Dial Backup Possible? OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 13-5 The peer IP address of the modem connected to the watch ...
... is not supported over console or auxiliary port backup interfaces. • For the Cisco 851 router, only dial-in the dialer watch feature running. If a lease time obtained by DHCP is unavailable on the router, the dial-out feature on the other side of the ISP is down . ...Table 13-1 Dial Backup Feature Support and Limitations Summary WAN Encapsulation Type Cisco 851 or 871 PPPoE Dial Backup Possible? OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 13-5 The peer IP address of the modem connected to the watch ...