Confirmed on Ubuntu 10.10 Maverick x86_64. Eth devices do not show up on iptraf interface lists. Choosing "All interfaces" where possible shows all the traffic, though.
# uname -srvm
Linux 2.6.35-22-generic #35-Ubuntu SMP Sat Oct 16 20:45:36 UTC 2010 x86_64
# ip link show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000
link/ether aa:aa:aa:aa:aa:aa brd ff:ff:ff:ff:ff:ff
3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether aa:aa:aa:aa:aa:aa brd ff:ff:ff:ff:ff:ff
Confirmed on Ubuntu 10.10 Maverick x86_64. Eth devices do not show up on iptraf interface lists. Choosing "All interfaces" where possible shows all the traffic, though.
Version: iptraf-3.0.0-7
# lsb_release -dc
Description: Ubuntu 10.10
Codename: maverick
# uname -srvm
Linux 2.6.35-22-generic #35-Ubuntu SMP Sat Oct 16 20:45:36 UTC 2010 x86_64
# ip link show UP,LOWER_ UP> mtu 16436 qdisc noqueue state UNKNOWN MULTICAST, UP,LOWER_ UP> mtu 1500 qdisc mq state UP qlen 1000 MULTICAST, UP,LOWER_ UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
1: lo: <LOOPBACK,
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth0: <BROADCAST,
link/ether aa:aa:aa:aa:aa:aa brd ff:ff:ff:ff:ff:ff
3: eth1: <BROADCAST,
link/ether aa:aa:aa:aa:aa:aa brd ff:ff:ff:ff:ff:ff