Index_N

N

nameserver, 95

NAT. See network, address translation

nc . See netcat

netcat , 136 “137

netmask (subnet mask). See subnet

netstat , 133 “134

network

address translation (NAT), 110, 119 “120, 211 “212

broadband ( see broadband)

configuration basics, 87

DHCP ( see DHCP)

diagnostic tools, 133 “137

Ethernet ( see Ethernet)

firewall ( see firewall)

hostname resolution ( see hostname resolution)

interface, 92 “93

kernel configuration, 211 “212

latency, 90 “91

layers , 88 ( see also application layer; host-to-network layer; Internet layer; transport layer)

ports and services, 112 “113, 133 “135, 140 “141

PPP ( see PPP)

private, 109 “110

security, 123 “124, 137 “141

Network Time Protocol (NTP), 73

NFS, 329

nfsd , 126

nice value, 80 “81

NIS, 329

nm , 168

Nmap, 140 “141

nmbd , 126, 286, 289

notebooks , 325. See also PCMCIA

nsswitch.conf . See /etc/nsswitch.conf