p1p1 network

   The p1p1 network card that appear on Linux Fedora 15 are stand for your PCI network device.   The first p1 is for pci name and the other part of p1 is for number, so f your network card show p1p1 that show that your network card is on pci slot number 1 and using number 1 port.  To edit the configuration of the p1p1 network card, go to /etc/sysconfig/network-scripts/ and edit the ifcfg-p1p1 network configuration file or user the nm-connection-editor command.

p1p1 network configuration file

The example of p1p1 network configuration file on Linux Fedora 15

[root@fedora ~]# cat /etc/sysconfig/network-scripts/ifcfg-p1p1
DEVICE="p1p1"
ONBOOT="yes"
NM_CONTROLLED="yes"
TYPE=Ethernet
BOOTPROTO=none
IPADDR0=172.16.160.112
PREFIX0=24
GATEWAY0=172.16.160.119
DEFROUTE=yes
IPV4_FAILURE_FATAL=yes
IPV6INIT=no
NAME="System p1p1"
UUID=46e26279-f69b-daf5-1b79-d03677b7178d
DNS1=172.16.165.9
DNS2=60.49.199.73
HWADDR=00:1B:11:B4:0E:8E
[root@fedora ~]#