Skip to main content

All Questions

Filter by
Sorted by
Tagged with
0 votes
2 answers
720 views

What are the differences between packet forwarding and network address translation in layer 3?

What are the differences between packet forwarding and network address translation in layer 3? Is packet forwarding done by a router between two networks that use public IP addresses? Is network ...
Tim's user avatar
  • 1,565
2 votes
2 answers
3k views

Cisco 2851 Static NAT - Similar Static Entry Already Exists

I have a Cisco 2851 with NAT configured as so: ip nat inside source list 111 interface GigabitEthernet0/1 overload ip nat inside source static 192.168.16.16 64.xxx.xxx.233 ip nat inside source static ...
STWilson's user avatar
  • 131
1 vote
1 answer
76 views

Pair two communicating processes separated by two firewalls

Suppose you have 4 processes inside one network (no firewalls) and you see (hostnames A,B,C,D): From A:1 -> C:3 From B:2 -> D:4 Therefore you know A is communicating with C and B with D. Now ...
A47-42's user avatar
  • 11
1 vote
1 answer
12k views

Why cant i NAT to a local network address on my UBNT edgerouter

I am trying to set up a very simple network. I have an Ubiquiti Edgerouter on 192.168.1.1 with eth0 as WAN port. I also have an Ubiquiti Rocket m5 on 192.168.1.2, both the router and the Rocket have ...
Mathijs's user avatar
  • 113