我有一个 Cisco 877 路由器,运行 IOS 版本 12.4(24)T3,带有 4 个以太网端口和多个连接到 Internet 连接的外部 IP 地址。
我通常只是将外部地址转换为内部地址,但我必须为第三方安装瞻博网络防火墙,第三方必须直接连接到网络,因为需要在防火墙的 wan 接口上配置外部 IP。
所以我的问题是我可以将单个外部 IP 绑定/桥接到路由器上的以太网端口之一,以便防火墙认为它直接连接到互联网吗?
show version
Cisco IOS Software, C870 Software (C870-ADVIPSERVICESK9-M), Version 12.4(24)T3, RELEASE SOFTWARE (fc2) Technical Support: cisco.com/techsupport Copyright (c) 1986-2010 by Cisco Systems, Inc. Compiled Tue 23-Mar-10 18:21 by prod_rel_team
ROM: System Bootstrap, Version 12.3(8r)YI4, RELEASE SOFTWARE richadsl
uptime is 6 weeks, 1 day, 12 hours, 1 minute System returned to ROM by power-on System image file is "flash:c870-advipservicesk9-mz.124-24.T3.bin"
Cisco 877 (MPC8272) processor (revision 0x200) with 118784K/12288K bytes of memo ry.
Processor board ID FHK1123161T MPC8272 CPU Rev: Part Number 0xC, Mask Number 0x10 4 FastEthernet interfaces 1 ATM interface 128K bytes of non-volatile configuration memory.
28672K bytes of processor board System flash (Intel Strataflash)