[ProgSoc] Getting ipsec-tools to work between Ubuntu Lucid hosts

[John Elliot]

On 29/07/2011 7:22 AM, Nigel Sheridan-Smith wrote:
> These [1,2] may be of use... in particular, netstat should indicate packet
> counts on each interface

Ran netstat -sn per the instructions, but there is no IPSec count in the 
output..?

root at hope:~# netstat -sn
Ip:
     1692 total packets received
     0 forwarded
     0 incoming packets discarded
     1745 incoming packets delivered
     1400 requests sent out
Icmp:
     20 ICMP messages received
     0 input ICMP message failed.
     ICMP input histogram:
         echo requests: 14
         echo replies: 6
     26 ICMP messages sent
     0 ICMP messages failed
     ICMP output histogram:
         destination unreachable: 6
         echo request: 6
         echo replies: 14
IcmpMsg:
         InType0: 6
         InType8: 14
         OutType0: 14
         OutType3: 6
         OutType8: 6
Tcp:
     6 active connections openings
     9 passive connection openings
     1 failed connection attempts
     1 connection resets received
     4 connections established
     1485 segments received
     1255 segments send out
     83 segments retransmited
     0 bad segments received.
     60 resets sent
Udp:
     81 packets received
     6 packets to unknown port received.
     0 packet receive errors
     81 packets sent
UdpLite:
TcpExt:
     2 invalid SYN cookies received
     1 resets received for embryonic SYN_RECV sockets
     31 delayed acks sent
     23 packets directly queued to recvmsg prequeue.
     11 bytes directly received in process context from prequeue
     241 packet headers predicted
     407 acknowledgments not containing data payload received
     342 predicted acknowledgments
     11 other TCP timeouts
     1 connections reset due to unexpected data
     7 connections aborted due to timeout
     TCPSackShiftFallback: 7
IpExt:
     InOctets: 279663
     OutOctets: 486135