Dmitry
49 lines
1.1 KiB
Markdown
49 lines
1.1 KiB
Markdown
---
|
|
status: stable
|
|
type: concept
|
|
tags:
|
|
- network
|
|
- networking
|
|
- protocols
|
|
- dhcp
|
|
created: 2025-12-17
|
|
updated: 2026-05-07
|
|
title: Настройка DHCP - Cisco
|
|
---
|
|
|
|
# Настройка DHCP - Cisco
|
|
|
|
- **Исключение адресов из пула**
|
|
|
|
```text-plain
|
|
Router(config)# ip dhcp excluded-address 192.168.1.254
|
|
Router(config)# ip dhcp excluded-address 192.168.1.1 192.168.1.9
|
|
```
|
|
|
|
- **Настройка DHCP-пула**
|
|
|
|
```bash
|
|
Router(config)# ip dhcp pool POOL-1 - создание пула
|
|
Router(dhcp-config)# network 192.168.1.0 255.255.255.0
|
|
Router(dhcp-config)# default-router 192.168.1.1
|
|
|
|
Router(dhcp-config)# dns-server 192.168.1.2 - dns-сервер
|
|
Router(dhcp-config)# domain-name merionet.ru - доменное имя
|
|
Router(dhcp-config)# lease 2 - время аренды
|
|
|
|
Router(dhcp-config)# show ip dhcp binding - ARP-таблица
|
|
```
|
|
|
|
- Ретрансляция DHCP (DHCP RELAY)
|
|
|
|
```bash
|
|
Router_2(config)# interface g0/0
|
|
Router_2(config-if)# ip helper-address 192.168.1.1
|
|
```
|
|
|
|
- Настройка роутера как DHCP-клиента
|
|
|
|
```text-plain
|
|
Router_3(config)# interface g0/0
|
|
Router_3(config-if)# ip address dhcp
|
|
``` |