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dhcp [2024/03/14 21:44] 114.119.158.167 old revision restored (2023/11/03 14:24) |
dhcp [2024/03/14 22:03] 114.119.145.194 old revision restored (2022/09/26 07:42) |
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- | =====DHCP===== | + | DHCP |
- | Use DHCP to address automatic IP assignment within a network. | + | |
- | + | ||
- | ====Configuration==== | + | |
- | Below is the configuration for DHCP in Cisco' | + | |
- | + | ||
- | < | + | |
- | R1#sh run | s dhcp | + | |
- | ip dhcp excluded-address 192.168.0.1 192.168.0.49 | + | |
- | ip dhcp pool MYNETWORK | + | |
- | | + | |
- | | + | |
- | R1# | + | |
- | </ | + | |
- | + | ||
- | ====DHCP Relay==== | + | |
- | Relays are configured with **'' | + | |
- | + | ||
- | ====Show Commands==== | + | |
- | + | ||
- | ===View Leases=== | + | |
- | < | + | |
- | R1#sh ip dhcp binding | + | |
- | Bindings from all pools not associated with VRF: | + | |
- | IP address | + | |
- | Hardware address/ | + | |
- | User name | + | |
- | 172.16.0.2 | + | |
- | 3230.342e.3430.3930. | + | |
- | 2e30.3030.312d.4661. | + | |
- | 302f.31 | + | |
- | 192.168.1.50 | + | |
- | 3230.332e.3366.6461. | + | |
- | 2e30.3030.302d.4661. | + | |
- | 302f.30 | + | |
- | </ | + | |
- | + | ||
- | ===Server Statistics=== | + | |
- | < | + | |
- | R1#sh ip dhcp server statistics | + | |
- | Memory usage | + | |
- | Address pools 2 | + | |
- | Database agents | + | |
- | Automatic bindings | + | |
- | Manual bindings | + | |
- | Expired bindings | + | |
- | Malformed messages | + | |
- | Secure arp entries | + | |
- | + | ||
- | Message | + | |
- | BOOTREQUEST | + | |
- | DHCPDISCOVER | + | |
- | DHCPREQUEST | + | |
- | DHCPDECLINE | + | |
- | DHCPRELEASE | + | |
- | DHCPINFORM | + | |
- | + | ||
- | Message | + | |
- | BOOTREPLY | + | |
- | DHCPOFFER | + | |
- | DHCPACK | + | |
- | DHCPNAK | + | |
- | </ | + | |
- | + | ||
- | ===Pool Stats=== | + | |
- | < | + | |
- | R1#sh ip dhcp pool | + | |
- | + | ||
- | Pool LAN : | + | |
- | | + | |
- | | + | |
- | Total addresses | + | |
- | | + | |
- | | + | |
- | 1 subnet is currently in the pool : | + | |
- | | + | |
- | | + | |
- | </ | + |