出于某种原因,如果我从任何主机 ping 名为 Server_TFTP 的机器,则没有连接。然而,路由器会响应 ping 它。显然,不同子网之间没有数据转发,因为如果它们在不同的子网中,机器不会响应,但如果它们在相同的子网中,它们就会响应。
奇怪的是,默认情况下它的行为是这样的,并且在某一时刻路由绝对没有问题 - 这就是我感到困惑的原因。有没有人知道这里发生了什么以及如何解决与连接相关的问题?
编辑:
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R2
!
boot-start-marker
boot-end-marker
!
no aaa new-model
memory-size iomem 5
no ip icmp rate-limit unreachable
ip cef
!
no ip dhcp use vrf connected
ip dhcp excluded-address 192.168.2.1 192.168.2.10
ip dhcp excluded-address 192.168.3.1 192.168.3.10
!
ip dhcp pool lan_1
network 192.168.3.0 255.255.255.0
dns-server 8.8.8.8
default-router 192.168.3.1
!
ip dhcp pool lan_2
network 192.168.2.0 255.255.255.0
dns-server 8.8.8.8
default-router 192.168.2.1
!
no ip domain lookup
!
multilink bundle-name authenticated
!
archive
log config
hidekeys
!
ip tcp synwait-time 5
!
interface FastEthernet0/0
ip address dhcp
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 192.168.1.1 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet1/0
ip address 192.168.2.1 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet2/0
ip address 192.168.3.1 255.255.255.0
duplex auto
speed auto
!
ip forward-protocol nd
!
no ip http server
no ip http secure-server
!
no cdp log mismatch duplex
!
control-plane
!
line con 0
exec-timeout 0 0
privilege level 15
logging synchronous
line aux 0
exec-timeout 0 0
privilege level 15
logging synchronous
line vty 0 4
login