################################################################################ # Version 1.0 $Revision: 1 $ # $Author: LRaicea $ # # Copyright © 1997 - 2007 by IXIA # All Rights Reserved. # # Revision Log: # 06-12-2007 LRaicea # # Description: # ################################################################################ ################################################################################ # # # LEGAL NOTICE: # # ============== # # The following code and documentation (hereinafter "the script") is an # # example script for demonstration purposes only. # # The script is not a standard commercial product offered by Ixia and have # # been developed and is being provided for use only as indicated herein. The # # script [and all modifications, enhancements and updates thereto (whether # # made by Ixia and/or by the user and/or by a third party)] shall at all times # # remain the property of Ixia. # # # # Ixia does not warrant (i) that the functions contained in the script will # # meet the user's requirements or (ii) that the script will be without # # omissions or error-free. # # THE SCRIPT IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, AND IXIA # # DISCLAIMS ALL WARRANTIES, EXPRESS, IMPLIED, STATUTORY OR OTHERWISE, # # INCLUDING BUT NOT LIMITED TO ANY WARRANTY OF MERCHANTABILITY AND FITNESS FOR # # A PARTICULAR PURPOSE OR OF NON-INFRINGEMENT. # # THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE SCRIPT IS WITH THE # # USER. # # IN NO EVENT SHALL IXIA BE LIABLE FOR ANY DAMAGES RESULTING FROM OR ARISING # # OUT OF THE USE OF, OR THE INABILITY TO USE THE SCRIPT OR ANY PART THEREOF, # # INCLUDING BUT NOT LIMITED TO ANY LOST PROFITS, LOST BUSINESS, LOST OR # # DAMAGED DATA OR SOFTWARE OR ANY INDIRECT, INCIDENTAL, PUNITIVE OR # # CONSEQUENTIAL DAMAGES, EVEN IF IXIA HAS BEEN ADVISED OF THE POSSIBILITY OF # # SUCH DAMAGES IN ADVANCE. # # Ixia will not be required to provide any software maintenance or support # # services of any kind (e.g., any error corrections) in connection with the # # script or any part thereof. The user acknowledges that although Ixia may # # from time to time and in its sole discretion provide maintenance or support # # services for the script, any such services are subject to the warranty and # # damages limitations set forth herein and will not obligate Ixia to provide # # any additional maintenance or support services. # # # ################################################################################ ################################################################################ # # # Description: # # This sample configures/modifies 1 group of DHCP subscribers on a port. # # # # Module: # # The sample was tested on a LM622MR module. # # # ################################################################################ ################################################################################ # # DUT configuration. # # conf t # # ip dhcp pool dhcpPool # network 110.110.0.0 255.255.0.0 # default-router 110.110.0.1 # lease 40 # service dhcp # # interface Loopback110 # ip address 110.110.0.1 255.255.0.0 # # interface ATM1/0 # no ip address # no ip route-cache cef # no ip route-cache # atm clock INTERNAL # no atm ilmi-keepalive # # interface ATM1/0.220 point-to-point # mtu 1500 # ip unnumbered Loopback110 # no ip route-cache # atm route-bridged ip # pvc 110/220 # encapsulation aal5snap # # interface ATM1/0.221 point-to-point # mtu 1500 # ip unnumbered Loopback110 # no ip route-cache # atm route-bridged ip # pvc 110/221 # encapsulation aal5snap # # interface ATM1/0.222 point-to-point # mtu 1500 # ip unnumbered Loopback110 # no ip route-cache # atm route-bridged ip # pvc 110/222 # encapsulation aal5snap # package require Ixia set test_name [info script] set chassisIP sylvester set port_list [list 16/1] set numSessions 200 # Connect to the chassis, reset to factory defaults and take ownership set connect_status [::ixia::connect \ -reset \ -device $chassisIP \ -port_list $port_list \ -username ixiaApiUser ] if {[keylget connect_status status] != $::SUCCESS} { return "FAIL - $test_name - [keylget connect_status log]" } set port_handle [keylget connect_status port_handle.$chassisIP.$port_list] ################################################################################ # Configure layer 1-2 parameters for the interface in the test ################################################################################ set interface_status [::ixia::interface_config \ -port_handle $port_handle \ -mode config \ -speed oc3 \ -intf_mode atm \ -clocksource loop \ -tx_c2 13 \ -rx_c2 13 ] if {[keylget interface_status status] != $::SUCCESS} { return "FAIL - $test_name - [keylget interface_status log]" } ################################################################################ # Configure DHCP parameters for the interface in the test ################################################################################ set dhcp_port_status [::ixia::emulation_dhcp_config \ -reset \ -mode create \ -port_handle $port_handle \ -lease_time 100 \ -max_dhcp_msg_size 1000 ] if {[keylget dhcp_port_status status] != $::SUCCESS} { return "FAIL - $test_name - [keylget dhcp_port_status log]" } set dhcp_portHandle [keylget dhcp_port_status handle] ################################################################################ # Configure one DHCP group ################################################################################ set dhcp_group_status [::ixia::emulation_dhcp_group_config \ -mode create \ -mac_addr 00.10.95.22.11.09 \ -mac_addr_step 00.00.00.00.00.01 \ -num_sessions $numSessions \ -handle $dhcp_portHandle \ -encap llcsnap \ -vci 220 \ -vpi 110 \ -vci_step 1 \ -vpi_step 1 \ -vci_count 3 \ -vpi_count 1 \ -sessions_per_vc 4 \ -pvc_incr_mode vci ] if {[keylget dhcp_group_status status] != $::SUCCESS} { return "FAIL - $test_name - [keylget dhcp_group_status log]" } set dhcp_groupHandle [keylget dhcp_group_status handle] ################################################################################ # Start DHCP binding ################################################################################ set dhcp_control_status [::ixia::emulation_dhcp_control \ -port_handle $dhcp_portHandle \ -action bind \ -handle $dhcp_groupHandle ] if {[keylget dhcp_control_status status] != $::SUCCESS} { return "FAIL - $test_name - [keylget dhcp_control_status log]" } ################################################################################ # Retrieve DHCP stats ################################################################################ set numBounded 0 set numRetries 0 while {($numBounded < $numSessions) && ($numRetries < 10)} { set startTime [clock seconds] set stat_status [::ixia::emulation_dhcp_stats \ -port_handle $dhcp_portHandle \ -handle $dhcp_groupHandle ] if {[keylget stat_status status] == $::FAILURE} { return "FAIL - $test_name - [keylget dhcp_control_status log]" } set stopTime [clock seconds] set totalTime [mpexpr $stopTime - $startTime] ixPuts "Retrieving stats took $totalTime seconds ..." ixPuts $stat_status set numBounded [keylget stat_status aggregate.currently_bound] incr numRetries after 1000 } return "SUCCESS - $test_name - [clock format [clock seconds]]"