Sunday, July 24, 2016

Adding Windows route 


Syntax - route add -p <Client host backend network> mask 255.255.252.0 <gateway>

Ex. - route add -p 10.214.6.0 mask 255.255.255.0 10.214.6.0 

4 comments:

  1. Hi Shana,
    Good morning!!!
    Good to see this block here

    Could you please explain us steps brifly

    In unix Two different n/w how to communicate each other , if possible please share with example

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  2. It depends on the type of network and the number of interfaces each company is using

    Consider Company network as X and customer network as Y

    LAN X<---> Router X <---> Unix Server <---> Router Y <---> LAN Y

    Unix Server
    -----------
    # netstat -rn
    Kernel IP routing table
    Destination Gateway Genmask Flags MSS Window irtt Iface
    10.169.139.0 10.174.2.1 255.255.255.128 UG 0 0 0 eth1
    10.169.140.0 10.174.2.1 255.255.255.128 UG 0 0 0 eth1
    10.169.139.0 10.174.2.1 255.255.255.0 UG 0 0 0 eth1
    10.174.2.0 0.0.0.0 255.255.255.0 U 0 0 0 eth1
    10.169.137.0 10.174.2.1 255.255.255.0 UG 0 0 0 eth1
    0.0.0.0 10.174.2.1 0.0.0.0 UG 0 0 0 eth1


    route add -net 10.169.137.0 netmask 255.255.255.0 gw 10.174.2.1 dev eth1


    Here, i am adding route for an interface called eth1. Gateway information can also get from netstat -rn output. If you are not sure about the gateway and subnet mask
    10.169.137 is the network --- get the subnet mask and gateway from the vlan table or from your network team/Team lead whoever knows the information.

    Gateway -- is the entry and exit point of your network. so, you need to add the route to allow communication to other server.
    sometimes, though the gw is added, there would be firewall blockage. You need to check about that as well.






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