update README.md

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Sukchan Lee 2018-02-14 00:34:14 +09:00
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@ -315,7 +315,7 @@ sudo ip route add 45.45.0.0/16 via <PGW IP address>
sudo ip route add cafe::0/64 via <PGW IP address>
```
If you have no NAT router, there is another option for you. `iptables` can solve the problem. You execute the following command in NextEPC installed host. The `eth0` shown below is just an example. Do not miss out on modifying your interface name(e.g `enp0s25` `wls3`).
If you have no NAT router, there is another option for you. `iptables` can solve the problem. You execute the following command in NextEPC installed host. The `eth0` shown below is just an example. Do not miss out on modifying your interface name(e.g `enp0s25`, `wls3`).
```bash
sudo sh -c "echo 1 > /proc/sys/net/ipv4/ip_forward"