思科路由器的大多数路由器和交换机的默认密码为admin或cisco，默认 IP 地址为192.168.1.1或192.168.1.254 。 但是，有些不同，如下表所示。登录后更改路由器的默认密码，以使您的网络更加安全。
| 型号 | 默认用户名 | 默认密码 | 默认 IP 地址 |
| DPC2320 | [none] | [none] | 192.168.0.1 |
| ESW-520-24-K9 | cisco | cisco | 192.168.10.2 |
| ESW-520-24P-K9 | cisco | cisco | 192.168.10.2 |
| ESW-520-48-K9 | cisco | cisco | 192.168.10.2 |
| ESW-520-48P-K9 | cisco | cisco | 192.168.10.2 |
| ESW-520-8P-K9 | cisco | cisco | 192.168.10.2 |
| ESW-540-24-K9 | cisco | cisco | 192.168.10.2 |
| ESW-540-24P-K9 | cisco | cisco | 192.168.10.2 |
| ESW-540-48-K9 | cisco | cisco | 192.168.10.2 |
| ESW-540-8P-K9 | cisco | cisco | 192.168.10.2 |
| RV016 | admin | admin | 192.168.1.1 |
| RV042 | admin | admin | 192.168.1.1 |
| RV042G | admin | admin | 192.168.1.1 |
| RV082 | admin | admin | 192.168.1.1 |
| RV110W | cisco | cisco | 192.168.1.1 |
| RV120W | admin | admin | 192.168.1.1 |
| RV130 | cisco | cisco | 192.168.1.1 |
| RV130W | cisco | cisco | 192.168.1.1 |
| RV132W | cisco | cisco | 192.168.1.1 |
| RV134W | cisco | cisco | 192.168.1.1 |
| RV180 | cisco | cisco | 192.168.1.1 |
| RV180W | cisco | cisco | 192.168.1.1 |
| RV215W | cisco | cisco | 192.168.1.1 |
| RV220W | cisco | cisco | 192.168.1.1 |
| RV320 | cisco | cisco | 192.168.1.1 |
| RV325 | cisco | cisco | 192.168.1.1 |
| RV340 | cisco | cisco | 192.168.1.1 |
| RV340W | cisco | cisco | 192.168.1.1 |
| RV345 | cisco | cisco | 192.168.1.1 |
| RVL200 | admin | admin | 192.168.1.1 |
| RVS4000 | admin | admin | 192.168.1.1 |
| SF200-48 | cisco | cisco | 192.168.1.254 |
| SF300-08 | cisco | cisco | 192.168.1.254 |
| SF300-24 | cisco | cisco | 192.168.1.254 |
| SF300-24P | cisco | cisco | 192.168.1.254 |
| SF300-48 | cisco | cisco | 192.168.1.254 |
| SF300-48P | cisco | cisco | 192.168.1.254 |
| SF302-08 | cisco | cisco | 192.168.1.254 |
| SF302-08MP | cisco | cisco | 192.168.1.254 |
| SF302-08P | cisco | cisco | 192.168.1.254 |
| SFE1000P | admin | [none] | DHCP1 |
| SFE2000 | admin | admin | 192.168.1.254 |
| SFE2000P | admin | admin | 192.168.1.254 |
| SFE2010 | admin | admin | 192.168.1.254 |
| SFE2010P | admin | admin | 192.168.1.254 |
| SG200-08 | cisco | cisco | 192.168.1.254 |
| SG200-08P | cisco | cisco | 192.168.1.254 |
| SG200-26 | cisco | cisco | 192.168.1.254 |
| SG200-50 | cisco | cisco | 192.168.1.254 |
| SG300-10 | cisco | cisco | 192.168.1.254 |
| SG300-10MP | cisco | cisco | 192.168.1.254 |
| SG300-10P | cisco | cisco | 192.168.1.254 |
| SG300-20 | cisco | cisco | 192.168.1.254 |
| SG300-28 | cisco | cisco | 192.168.1.254 |
| SG300-28P | cisco | cisco | 192.168.1.254 |
| SG300-52 | cisco | cisco | 192.168.1.254 |
| SG500-28 | cisco | cisco | 192.168.1.254 |
| SG500-52 | cisco | cisco | 192.168.1.254 |
| SGE2000 | admin | admin | 192.168.1.254 |
| SGE2000P | admin | admin | 192.168.1.254 |
| SGE2010 | admin | admin | 192.168.1.254 |
| SGE2010P | admin | admin | 192.168.1.254 |
| SLM2005 | admin | admin | 192.168.1.254 |
| SLM2008 | admin | admin | 192.168.1.254 |
| SLM2024 | admin | admin | 192.168.1.254 |
| SLM2048 | admin | admin | 192.168.1.254 |
| SLM224G | admin | admin | 192.168.1.254 |
| SLM224G4PS | admin | admin | 192.168.1.254 |
| SLM224G4S | admin | admin | 192.168.1.254 |
| SLM224P | admin | admin | 192.168.1.254 |
| SLM248G | admin | admin | 192.168.1.254 |
| SLM248G4PS | admin | admin | 192.168.1.254 |
| SLM248G4S | admin | admin | 192.168.1.254 |
| SLM248P | admin | admin | 192.168.1.254 |
| SPA2102 | admin | [none] | 192.168.0.1 |
| SPA3102 | admin | [none] | 192.168.0.1 |
| SPA8000 | admin | [none] | 192.168.0.1 |
| SPA8800 | admin | [none] | 192.168.0.1 |
| SRP520 | admin | admin | 192.168.15.1 |
| SRP520-U | admin | admin | 192.168.15.1 |
| SRW2008 | admin | [none] | 192.168.1.254 |
| SRW2008MP | admin | [none] | 192.168.1.254 |
| SRW2008P | admin | [none] | 192.168.1.254 |
| SRW2016 | admin | [none] | 192.168.1.254 |
| SRW2024 | admin | [none] | 192.168.1.254 |
| SRW2024P | admin | [none] | 192.168.1.254 |
| SRW2048 | admin | [none] | 192.168.1.254 |
| SRW208 | admin | [none] | 192.168.1.254 |
| SRW208G | admin | [none] | 192.168.1.254 |
| SRW208L | admin | [none] | 192.168.1.254 |
| SRW208MP | admin | [none] | 192.168.1.254 |
| SRW208P | admin | [none] | 192.168.1.254 |
| SRW224G4 | admin | [none] | 192.168.1.254 |
| SRW224G4P | admin | [none] | 192.168.1.254 |
| SRW224P | admin | [none] | 192.168.1.254 |
| SRW248G4 | admin | [none] | 192.168.1.254 |
| SRW248G4P | admin | [none] | 192.168.1.254 |
| Valet (M10)2 | admin | admin | 192.168.1.1 |
| Valet Plus (M20)2 | admin | admin | 192.168.1.1 |
| WRP400 | admin | admin | 192.168.15.1 |
| WRV200 | admin | admin | 192.168.1.1 |
| WRV210 | admin | admin | 192.168.1.1 |
| WRV54G | admin | admin | 192.168.1.1 |
| WRVS4400N | admin | admin | 192.168.1.1 |
如果上面的 Cisco 默认登录名或 IP 不起作用，后续步骤
如果默认用户名或密码不起作用，则表示已更改。
与住宅路由器不同，思科商务和企业级路由器和交换机具有特定的密码恢复功能，这意味着不需要完全恢复出厂设置（典型的密码重置过程）。
如果您找不到设备的密码恢复步骤，思科支持部门为每台设备提供了 PDF 手册，其中也包含这方面的帮助。
大多数网络设备使用它们附带的默认 IP 地址运行，但在商业和企业环境中，路由器，尤其是交换机，在安装时经常会发生变化。如果默认 IP 不起作用， 您应该知道如何识别本地网络上的网络硬件 IP 地址。
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