ns-default.tcl

ns gpsr路由协议 在ns２平台下实现的 对大家很有好处

#
# Copyright (c) 1996-1997 Regents of the University of California.
# All rights reserved.
# 
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# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
#    must display the following acknowledgement:
# 	This product includes software developed by the MASH Research
# 	Group at the University of California Berkeley.
# 4. Neither the name of the University nor of the Research Group may be
#    used to endorse or promote products derived from this software without
#    specific prior written permission.
# 
# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
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# @(#) $Header: /home/mole/u0/bkarp/cvsroot/ns-2.1b6/tcl/lib/ns-default.tcl,v 1.1.1.1 1999/07/29 03:27:35 bkarp Exp $


#
#
# Set up all the default paramters.  Each default parameter
# is stored in the OTcl class template and copied from the
# class into the instance when the object is created
# (this happens in the Tcl/tcl-object.tcl helper library)
#

Trace set src_ -1
Trace set dst_ -1
Trace set callback_ 0
Trace set show_tcphdr_ 0

Agent set fid_ 0
Agent set prio_ 0
Agent set addr_ -1
Agent set dst_ -1
Agent set flags_ 0
Agent set ttl_ 32 ; # arbitrary choice here

Scheduler/RealTime set maxslop_ 0.010; # max allowed slop b4 error (sec)

##Agent set seqno_ 0 now is gone
##Agent set class_ 0 now is gone

Agent/UDP set packetSize_ 1000
Agent/UDP instproc done {} { }

Agent/TCP set seqno_ 0
Agent/TCP set t_seqno_ 0
Agent/TCP set maxburst_ 0
Agent/TCP set maxcwnd_ 0
Agent/TCP set window_ 20
Agent/TCP set windowInit_ 1
Agent/TCP set windowInitOption_ 1
Agent/TCP set syn_ false
Agent/TCP set windowOption_ 1
Agent/TCP set windowConstant_ 4
Agent/TCP set windowThresh_ 0.002
Agent/TCP set overhead_ 0
Agent/TCP set ecn_ 0
Agent/TCP set old_ecn_ 0
Agent/TCP set packetSize_ 1000
Agent/TCP set tcpip_base_hdr_size_ 40
Agent/TCP set bugFix_ true
Agent/TCP set timestamps_ false
Agent/TCP set slow_start_restart_ true
Agent/TCP set restart_bugfix_ true
Agent/TCP set tcpTick_ 0.1
Agent/TCP set maxrto_ 100000
Agent/TCP set srtt_init_ 0
Agent/TCP set rttvar_init_ 12
Agent/TCP set rtxcur_init_ 6.0
Agent/TCP set T_SRTT_BITS 3
Agent/TCP set T_RTTVAR_BITS 2
Agent/TCP set rttvar_exp_ 2
Agent/TCP instproc done {} { }

Agent/TCP set dupacks_ 0
Agent/TCP set ack_ 0
Agent/TCP set cwnd_ 0
Agent/TCP set awnd_ 0
Agent/TCP set ssthresh_ 0
Agent/TCP set rtt_ 0
Agent/TCP set srtt_ 0
Agent/TCP set rttvar_ 0
Agent/TCP set backoff_ 0
Agent/TCP set maxseq_ 0

Agent/TCP set ndatapack_ 0
Agent/TCP set ndatabytes_ 0
Agent/TCP set nackpack_ 0
Agent/TCP set nrexmit_ 0
Agent/TCP set nrexmitpack_ 0
Agent/TCP set nrexmitbytes_ 0
Agent/TCP set trace_all_oneline_ false

# XXX Generate nam trace or plain old text trace for variables. 
# When it's true, generate nam trace.
Agent/TCP set nam_tracevar_ false

Agent/TCP/Fack set ss-div4_ false
Agent/TCP/Fack set rampdown_ false

Agent/TCP set eln_ 0
Agent/TCP set eln_rxmit_thresh_ 1
Agent/TCP set delay_growth_ false

# setting this to 1 implements some changes to reno 
# proposed by Janey Hoe (other than fixing reno's
# unnecessary retransmit timeouts)
Agent/TCP/Newreno set newreno_changes_ 0
# setting this to 1 allows the retransmit timer to expire for
# a window with many packet drops
Agent/TCP/Newreno set newreno_changes1_ 0
Agent/TCP/Newreno set partial_window_deflation_ 0
Agent/TCP/Newreno set exit_recovery_fix_ 0

Agent/TCP/Vegas set v_alpha_ 1
Agent/TCP/Vegas set v_beta_ 3
Agent/TCP/Vegas set v_gamma_ 1
Agent/TCP/Vegas set v_rtt_ 0

Agent/TCP/Vegas/RBP set rbp_scale_ 0.75
# rbp_rate_algorithm_'s are defined in tcp-rbp.cc.
# 1=RBP_VEGAS_RATE_ALGORITHM (default),
# 2=RBP_CWND_ALGORITHM
Agent/TCP/Vegas/RBP set rbp_rate_algorithm_ 1
Agent/TCP/Vegas/RBP set rbp_segs_actually_paced_ 0
Agent/TCP/Vegas/RBP set rbp_inter_pace_delay_ 0

Agent/TCP/Reno/RBP set rbp_scale_ 0.75
Agent/TCP/Reno/RBP set rbp_segs_actually_paced_ 0
Agent/TCP/Reno/RBP set rbp_inter_pace_delay_ 0
# Reno/RBP supports only RBP_CWND_ALGORITHM 
# Agent/TCP/Reno/RBP set rbp_rate_algorithm_ 2

Agent/TCP/Asym set g_ 0.125
Agent/TCP/Reno/Asym set g_ 0.125
Agent/TCP/Newreno/Asym set g_ 0.125


if [TclObject is-class Agent/TCP/FullTcp] {
	Agent/TCP/FullTcp set segsperack_ 1; # ACK frequency
	Agent/TCP/FullTcp set segsize_ 536; # segment size
	Agent/TCP/FullTcp set tcprexmtthresh_ 3; # num dupacks to enter recov
	Agent/TCP/FullTcp set iss_ 0; # Initial send seq#
	Agent/TCP/FullTcp set nodelay_ false; # Nagle disable?
	Agent/TCP/FullTcp set data_on_syn_ false; # allow data on 1st SYN?
	Agent/TCP/FullTcp set dupseg_fix_ true ; # no rexmt w/dup segs from peer
	Agent/TCP/FullTcp set dupack_reset_ false; # exit recov on ack < highest
	Agent/TCP/FullTcp set interval_ 0.1 ; # delayed ACK interval 100ms 
	Agent/TCP/FullTcp set close_on_empty_ false; # close conn if sent all
	Agent/TCP/FullTcp set ts_option_size_ 10; # in bytes
	Agent/TCP/FullTcp set reno_fastrecov_ true; # fast recov true by default
	Agent/TCP/FullTcp set pipectrl_ false; # use "pipe" ctrl
	Agent/TCP/FullTcp set open_cwnd_on_pack_ true; # ^ win on partial acks?
	Agent/TCP/FullTcp set halfclose_ false; # do simplex closes (shutdown)?

	Agent/TCP/FullTcp/Newreno set recov_maxburst_ 2; # max burst dur recov

	Agent/TCP/FullTcp/Sack set sack_block_size_ 8; # bytes in a SACK block
	Agent/TCP/FullTcp/Sack set sack_option_size_ 2; # bytes in opt hdr
	Agent/TCP/FullTcp/Sack set max_sack_blocks_ 3; # max # of sack blks
}

# Http invalidation agent
Agent/HttpInval set inval_hdr_size_ 40

Integrator set lastx_ 0.0
Integrator set lasty_ 0.0
Integrator set sum_ 0.0

# 10->50 to be like ns-1
Queue set limit_ 50
Queue set blocked_ false
Queue set unblock_on_resume_ true

Queue/SFQ set maxqueue_ 40
Queue/SFQ set buckets_ 16

Queue/FQ set secsPerByte_ 0
# change DropTail to RED for RED on individual queues
FQLink set queueManagement_ DropTail

Queue set interleave_ false
Queue set acksfirst_ false
Queue set ackfromfront_ false

Queue/DropTail set drop_front_ false

Queue/RED set bytes_ false
Queue/RED set queue_in_bytes_ false
Queue/RED set thresh_ 5
Queue/RED set maxthresh_ 15
Queue/RED set mean_pktsize_ 500
Queue/RED set q_weight_ 0.002
Queue/RED set wait_ true
Queue/RED set linterm_ 10
Queue/RED set setbit_ false
Queue/RED set gentle_ false
Queue/RED set drop_tail_ true
Queue/RED set drop_front_ false
Queue/RED set drop_rand_ false
Queue/RED set doubleq_ false
Queue/RED set ns1_compat_ false
Queue/RED set dqthresh_ 50
Queue/RED set ave_ 0.0
Queue/RED set prob1_ 0.0
Queue/RED set curq_ 0

Queue/DRR set buckets_ 10
Queue/DRR set blimit_ 25000
Queue/DRR set quantum_ 250
Queue/DRR set mask_ 0

Queue/CBQ set algorithm_ 0 ;# used by compat only, not bound
Queue/CBQ set maxpkt_ 1024
CBQClass set priority_ 0
CBQClass set level_ 1
CBQClass set extradelay_ 0.0
CBQClass set def_qtype_ DropTail
CBQClass set okborrow_ true
CBQClass set automaxidle_gain_ 0.9375

PacketQueue/Semantic set acksfirst_ false
PacketQueue/Semantic set filteracks_ false
PacketQueue/Semantic set replace_head_ false
PacketQueue/Semantic set priority_drop_ false
PacketQueue/Semantic set random_drop_ false
PacketQueue/Semantic set reconsAcks_ false
PacketQueue/Semantic set random_ecn_ false

#XXX other kinds of sinks -> should reparent
Agent/TCPSink set packetSize_ 40
Agent/TCPSink set maxSackBlocks_ 3
Agent/TCPSink set ts_echo_bugfix_ false

Agent/TCPSink/DelAck set interval_ 100ms
catch {
	Agent/TCPSink/Asym set interval_ 100ms
	Agent/TCPSink/Asym set maxdelack_ 5