Cisco Routers for the Desperate, 2nd Edition: Router and Switch Management, the Easy Way

Description

A guide to Cisco routers and switches provides informaton on switch and router maintenance and integration into an existing network. BRIEF CONTENTS CONTENTS IN DETAIL Introduction What This Book Will Teach You Where You Can Learn the Rest Unpacking the Router Console Setup Other Router Ports Power-On 1: Befriending the Command Line EXEC versus Privileged EXEC Mode Integrated Help Command Abbreviation 2: Router Configuration Running versus Startup Startup Configuration Running Configuration Reading a Configuration Configuring the Router Configuring a Particular Interface Backing Up Router Configurations 3: Router Interfaces Got Interface? Common Interface Characteristics Configuring Interfaces Ethernet Interfaces Configuring Ethernet Interfaces Serial Interfaces Configuring Serial Interfaces Other Interfaces Loopback Interfaces Null Interfaces 4: Wide Area Network Connections Internet Connections Choosing an ISP ISP Router Configuration Private Connections Choosing Equipment Ordering Circuits Private Circuit Configuration Private Circuit IP Addresses Routing Configuration Plugging It All Together 5: Troubleshooting Routers Router Crashes Network Failure Initial Circuit Tests Circuit Design Examining the Circuit Interface Debugging Information Extended Pings and Circuit Troubleshooting Phoning the ISP Circuit Loopback Tests If It’s Your Problem 6: IOS Changes Cisco Security Notifications Upgrade Preparations IOS Versions Choosing Your IOS Version Find the Current IOS Image Viewing Disk Contents Copying Files Performing the Upgrade IOS Installation Managing Multiple IOS Images Disaster Recovery 7: Redundancy with BGP and HSRP BGP Basics What BGP Isn’t BGP Preparations Router Features ISPs with BGP IP Addresses Getting an ASN Routing Registries Configuring BGP Your Address Announcements A Complete BGP Configuration Managing BGP Viewing Routes Resetting BGP Load Balancing BGP Propagation of BGP Updates Hot Standby Router Protocol What Is HSRP? Tuning HSRP BGP and HSRP Testing HSRP 8: Cisco Switches CatOS, IOS, and Hybrid Mode Spanning Tree Configuring Switch Interfaces Cisco Discovery Protocol CDP Security Viewing ARP Caches and Finding Hosts Viewing MAC Addresses Finding Host Connections 9: Logins, Authentication, and Remote Access Lines Passwords Usernames Making Lines Check Usernames Remote Router Access Enabling Telnet Enabling SSH 10: Cisco Network Services Cisco AutoSecure NTP Basics of NTP Configuring NTP Checking NTP Router Logging Local Logging Syslog Basics SNMP IP Addresses and Netmasks What Is an IP Address? Practical Netmasks Netmasks and BGP Index Updates