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Clarify docs around timing templates [ci skip]

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dmiller
2022-09-23 21:41:58 +00:00
parent 276699f877
commit b092262a22
2 changed files with 19 additions and 9 deletions
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18
docs/refguide.xml
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@@ -3092,12 +3092,22 @@ between sending each probe. <option>T1</option> and
seconds, respectively, between probes. <option>T3</option><indexterm><primary><literal>normal</literal> (<option>-T3</option>) timing template</primary></indexterm> is Nmap's
default behavior, which includes parallelization.
<option>-T4</option>
does the equivalent of <option>--max-rtt-timeout 1250ms --min-rtt-timeout 100ms
--initial-rtt-timeout 500ms --max-retries 6</option> and sets the maximum TCP and SCTP scan delay
does the equivalent of <option>
--max-rtt-timeout 1250ms
--min-rtt-timeout 100ms
--initial-rtt-timeout 500ms
--max-retries 6
</option> and sets the maximum TCP and SCTP scan delay
to 10ms. <option>T5</option>
does the equivalent of
<option>--max-rtt-timeout 300ms --min-rtt-timeout 50ms
--initial-rtt-timeout 250ms --max-retries 2 --host-timeout 15m --script-timeout 10m --max-scan-delay</option> as well as
<option>
--max-rtt-timeout 300ms
--min-rtt-timeout 50ms
--initial-rtt-timeout 250ms
--max-retries 2
--host-timeout 15m
--script-timeout 10m
</option> as well as
setting the maximum TCP and SCTP scan delay to 5ms.
Maximum UDP scan delay is not set by <option>T4</option> or <option>T5</option>, but it can be set with the <option>--max-scan-delay</option> option.
</para>

10
nmap.cc
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@@ -1338,13 +1338,13 @@ void parse_options(int argc, char **argv) {
if (*optarg == '0' || (strcasecmp(optarg, "Paranoid") == 0)) {
o.timing_level = 0;
o.max_parallelism = 1;
o.scan_delay = 300000;
o.setInitialRttTimeout(300000);
o.scan_delay = 300000; // 5 minutes
o.setInitialRttTimeout(300000); // 5 minutes, also sets max-rtt-timeout
} else if (*optarg == '1' || (strcasecmp(optarg, "Sneaky") == 0)) {
o.timing_level = 1;
o.max_parallelism = 1;
o.scan_delay = 15000;
o.setInitialRttTimeout(15000);
o.scan_delay = 15000; // 15 seconds
o.setInitialRttTimeout(15000); // 15 seconds, also sets max-rtt-timeout
} else if (*optarg == '2' || (strcasecmp(optarg, "Polite") == 0)) {
o.timing_level = 2;
o.max_parallelism = 1;
@@ -1365,7 +1365,7 @@ void parse_options(int argc, char **argv) {
o.setMinRttTimeout(50);
o.setMaxRttTimeout(300);
o.setInitialRttTimeout(250);
o.host_timeout = 900000;
o.host_timeout = 900000; // 15 minutes
o.setMaxTCPScanDelay(5);
o.setMaxSCTPScanDelay(5);
// No call to setMaxUDPScanDelay because of rate-limiting and unreliability