U menya 2 routera(R1 i R2). Soedineni mezhdu soboy cherez katalyst(SW1). R1 - podklyuchen cherez TRUNK.
Vot configuratsiya:
R1:
interface FastEthernet0/0.300
encapsulation dot1Q 300
ip address 10.1.2.1 255.255.255.0 secondary
ip address 192.168.0.1 255.255.255.252
no ip mroute-cache
end
SW1:
interface FastEthernet0/20
mtu 2018
duplex half
speed 100
switchport trunk encapsulation dot1q
switchport mode trunk
no cdp enable
end
interface FastEthernet0/38
mtu 2018
load-interval 30
switchport access vlan 300
end
R2:
interface FastEthernet0/0.300
encapsulation dot1Q 300
ip address 10.1.2.2 255.255.255.252
no ip mroute-cache
end
S R1 ne pingaetsya R2. No! Esli propisat' 10.1.2.1, kak osnovnoy adres, to vsyo rabotaet. MAC adres routera R2 v arp tablitse R1 viden vsegda. V chem problema?