CBCP (Call Back Configuration Protocol) CGI (Common Gateway Interface) scripts Chain change() function 2nd 3rd change_bhvr() CHAOS CHAP (Challenge Handshake Authentication Protocol) Character device Character stuffing 2nd Character-oriented devices Chatscript check_qos() check_region() check_tp() Checksum field, IP packet header Class A IP addresses Class B IP addresses Class C IP addresses Class D IP addresses Class E IP addresses Classes bind_tcf() function change() function delete() function get() function graft() function leaf() function put() function qdisc_graft() function tcf_chain() function unbind_tcf() function walk() function Classical IP classify() function cleanup_module() close() Code transparency Codepoint field, IP packet header Command packets hci_send_cnd() hci_send_frame() Communication over sockets, example for Communication protocols Communication system architecture ISOOSI reference model layer-based communication models services and protocols TCPIP reference model Computer or host part, IP addresses Configuration BPDUs Configuration: ip_forward_options() ip_options ip_options_build() ip_options_compile() ip_options_echo() ip_options_fragment() ip_options_get() ip_options_rcv_srr() ip_options_undo() Congestion avoidance algorithm Congestion window in the congestion-avoidance phase Connection management functions int accept int bind int close int connect int listen int socket Connection tracking Connection-oriented service (LLC type 2) Connection-tracking module connection entries ip_conntrack structure ip_conntrack_tuple structure ip_conntrack_tuple_hash structure defined expect_list functions conntrack_iterate() death_by_timeout() destroy_conntrack() find_proto() fini get_tuple() hash_conntrack() icmp_error_track() init() init_conntrack() init_or_cleanup() invert_tuple() invert_tuplepr() ip_conntrack_alter_reply() ip_conntrack_cleanup() ip_conntrack_find_get() ip_conntrack_get() function ip_conntrack_helper_register() ip_conntrack_helper_unregister() ip_conntrack_in() ip_conntrack_init() ip_conntrack_local() ip_conntrack_protocol_register() ip_conntrack_protocol_unregister() ip_conntrack_put() function list_conntracks() print_conntrack() print_expect() print_tuple() resolve_normal_ct() global variables helper modules helpers implementation basic structure ip_conntrack_hash protocol_list transport protocols ip_conntrack_protocol structure using conntrack_iterate() console_print() create_bhvr() Critical section CSLIP operating mode CUSeeMe