Example Configuration - Cisco Catalyst 3750-X Software Configuration Manual

Assigning Switch Information
The switch broadcasts TFTP server requests if the TFTP server is not obtained from the DHCP replies,
Note
if all attempts to read the configuration file through unicast transmissions fail, or if the TFTP server
name cannot be resolved to an IP address.

Example Configuration

Figure 3-3
Figure 3-3
Cisco router
Table 3-2
Table 3-2 DHCP Server Configuration
Binding key (hardware address)
IP address
Subnet mask
Router address
DNS server address
TFTP server name
Boot filename (configuration file)
(optional)
Hostname (optional)
DNS Server Configuration
The DNS server maps the TFTP server name tftpserver to IP address 10.0.0.3.
Catalyst 3750-X and 3560-X Switch Software Configuration Guide
3-10
shows a sample network for retrieving IP information by using DHCP-based autoconfiguration.
DHCP-Based Autoconfiguration Network Example
Switch 1 Switch 2
00e0.9f1e.2001 00e0.9f1e.2002
10.0.0.10
10.0.0.1
DHCP server
shows the configuration of the reserved leases on the DHCP server.
Switch A
00e0.9f1e.2001
10.0.0.21
255.255.255.0
10.0.0.10
10.0.0.2
tftpserver or
10.0.0.3
switcha-confg
switcha
Chapter 3 Assigning the Switch IP Address and Default Gateway
Switch 3
00e0.9f1e.2003
10.0.0.2
DNS server TFTP server
(tftpserver)
Switch B Switch C
00e0.9f1e.2002 00e0.9f1e.2003
10.0.0.22 10.0.0.23
255.255.255.0 255.255.255.0
10.0.0.10 10.0.0.10
10.0.0.2 10.0.0.2
tftpserver or tftpserver or
10.0.0.3 10.0.0.3
switchb-confg switchc-confg
switchb switchc
Switch 4
00e0.9f1e.2004
10.0.0.3
Switch D
00e0.9f1e.2004
10.0.0.24
255.255.255.0
10.0.0.10
10.0.0.2
tftpserver or
10.0.0.3
switchd-confg
switchd
OL-21521-01