DEC net

 I encounter a problem on DEC net as follows.     |    |   |    |    |   | |  |  |   |DEC host|---| router(DEC)||router(DEC)|--|cisco 2511|--|8 terminal|    |

A interesting problem -NAT

I have encounter a interesting problem :   LAN -to -LAN     E0/0   10.20.1.1/s0/1   10.20.1.2/s0/0 10.10.10.0--cisco2611---  cisco2611--10.10.12.0, Static route connect 10.10.10.0 with 10.10.12.0     In the network 10.10.10.0 ,there are two  virtural ip  address

LAN to LAN bridge

I have two LAN connected by dedicated line and two cisco 2611 routers .Brief config can be seen  below .  router1#     inter s0/0 ip address 10.20.1.1/24     inter e0/0 ip address 10.10.10.21/24     ip route 10.10.12.0 255.255.255.0 10.20.1.2 router2# inter s0/0   ip a

superior engine problem

can someone tell me the difference between the following models?  WS-X5536-E1-GELX (superior engine III FLX)and  WS-X5550 network model   WS-5234-RJ45   WS-5225R   thanks in advance

routing protocol

can someone tell me which port the routing protocols are using ? where can I get the details of all the protocols ? Thanks in advance