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Add ip6 and icmp6 displays to systat.

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MFC after:	2 weeks
This commit is contained in:
David Malone 2003-08-01 20:28:20 +00:00
parent b77c2bcd98
commit f29d8c1abe
7 changed files with 632 additions and 1 deletions
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4
usr.bin/systat/Makefile
View File

@ -3,8 +3,10 @@
PROG= systat
SRCS= cmds.c cmdtab.c devs.c fetch.c iostat.c keyboard.c main.c \
mbufs.c netcmds.c netstat.c pigs.c swap.c icmp.c mode.c ip.c tcp.c \
mbufs.c netcmds.c netstat.c pigs.c swap.c icmp.c icmp6.c \
mode.c ip.c ip6.c tcp.c \
vmstat.c convtbl.c ifcmds.c ifstat.c
CFLAGS+=-DINET6
DPADD= ${LIBCURSES} ${LIBM} ${LIBKVM} ${LIBDEVSTAT}
LDADD= -lcurses -lm -lkvm -ldevstat

8
usr.bin/systat/cmdtab.c
View File

@ -68,6 +68,14 @@ struct cmdtab cmdtab[] = {
{ "ip", showip, fetchip, labelip,
initip, openip, closeip, cmdmode,
resetip, CF_LOADAV },
#ifdef INET6
{ "icmp6", showicmp6, fetchicmp6, labelicmp6,
initicmp6, openicmp6, closeicmp6, cmdmode,
reseticmp6, CF_LOADAV },
{ "ip6", showip6, fetchip6, labelip6,
initip6, openip6, closeip6, cmdmode,
resetip6, CF_LOADAV },
#endif
{ "tcp", showtcp, fetchtcp, labeltcp,
inittcp, opentcp, closetcp, cmdmode,
resettcp, 0 },

14
usr.bin/systat/extern.h
View File

@ -73,9 +73,11 @@ extern struct nlist namelist[];
int checkhost(struct inpcb *);
int checkport(struct inpcb *);
void closeicmp(WINDOW *);
void closeicmp6(WINDOW *);
void closeifstat(WINDOW *);
void closeiostat(WINDOW *);
void closeip(WINDOW *);
void closeip6(WINDOW *);
void closekre(WINDOW *);
void closembufs(WINDOW *);
void closenetstat(WINDOW *);
@ -94,8 +96,10 @@ int dkinit(void);
int dkcmd(char *, char *);
void error(const char *fmt, ...) __printflike(1, 2);
void fetchicmp(void);
void fetchicmp6(void);
void fetchifstat(void);
void fetchip(void);
void fetchip6(void);
void fetchiostat(void);
void fetchkre(void);
void fetchmbufs(void);
@ -105,8 +109,10 @@ void fetchswap(void);
void fetchtcp(void);
void getsysctl(const char *, void *, size_t);
int initicmp(void);
int initicmp6(void);
int initifstat(void);
int initip(void);
int initip6(void);
int initiostat(void);
int initkre(void);
int initmbufs(void);
@ -117,8 +123,10 @@ int inittcp(void);
int keyboard(void);
int kvm_ckread(void *, void *, int);
void labelicmp(void);
void labelicmp6(void);
void labelifstat(void);
void labelip(void);
void labelip6(void);
void labeliostat(void);
void labelkre(void);
void labelmbufs(void);
@ -131,8 +139,10 @@ void load(void);
int netcmd(const char *, const char *);
void nlisterr(struct nlist []);
WINDOW *openicmp(void);
WINDOW *openicmp6(void);
WINDOW *openifstat(void);
WINDOW *openip(void);
WINDOW *openip6(void);
WINDOW *openiostat(void);
WINDOW *openkre(void);
WINDOW *openmbufs(void);
@ -142,11 +152,15 @@ WINDOW *openswap(void);
WINDOW *opentcp(void);
int prefix(const char *, const char *);
void reseticmp(void);
void reseticmp6(void);
void resetip(void);
void resetip6(void);
void resettcp(void);
void showicmp(void);
void showicmp6(void);
void showifstat(void);
void showip(void);
void showip6(void);
void showiostat(void);
void showkre(void);
void showmbufs(void);

283
usr.bin/systat/icmp6.c Normal file
View File

@ -0,0 +1,283 @@
/*-
* Copyright (c) 1980, 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* 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 University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* 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
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* 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
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#ifdef lint
static char sccsid[] = "@(#)mbufs.c 8.1 (Berkeley) 6/6/93";
#endif
/* From:
"Id: mbufs.c,v 1.5 1997/02/24 20:59:03 wollman Exp"
*/
#ifdef INET6
#include <sys/param.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/sysctl.h>
#include <netinet/in.h>
#include <netinet/icmp6.h>
#include <stdlib.h>
#include <string.h>
#include <paths.h>
#include "systat.h"
#include "extern.h"
#include "mode.h"
static struct icmp6stat icmp6stat, initstat, oldstat;
/*-
--0 1 2 3 4 5 6 7
--0123456789012345678901234567890123456789012345678901234567890123456789012345
01 ICMPv6 Input ICMPv6 Output
02999999999 total messages 999999999 total messages
03999999999 with bad code 999999999 errors generated
04999999999 with bad length 999999999 suppressed - original too short
05999999999 with bad checksum 999999999 suppressed - original was ICMP
06999999999 with insufficient data 999999999 responses sent
07
08 Input Histogram Output Histogram
09999999999 echo response 999999999 echo response
10999999999 echo request 999999999 echo request
11999999999 destination unreachable 999999999 destination unreachable
12999999999 redirect 999999999 redirect
13999999999 time-to-live exceeded 999999999 time-to-line exceeded
14999999999 parameter problem 999999999 parameter problem
15999999999 neighbor solicitation 999999999 neighbor solicitation
16999999999 neighbor advertisment 999999999 neighbor advertisment
17999999999 router advertisement 999999999 router solicitation
18
19
--0123456789012345678901234567890123456789012345678901234567890123456789012345
--0 1 2 3 4 5 6 7
*/
WINDOW *
openicmp6(void)
{
return (subwin(stdscr, LINES-5-1, 0, 5, 0));
}
void
closeicmp6(w)
WINDOW *w;
{
if (w == NULL)
return;
wclear(w);
wrefresh(w);
delwin(w);
}
void
labelicmp6(void)
{
wmove(wnd, 0, 0); wclrtoeol(wnd);
#define L(row, str) mvwprintw(wnd, row, 10, str)
#define R(row, str) mvwprintw(wnd, row, 45, str);
L(1, "ICMPv6 Input"); R(1, "ICMPv6 Output");
L(2, "total messages"); R(2, "total messages");
L(3, "with bad code"); R(3, "errors generated");
L(4, "with bad length"); R(4, "suppressed - original too short");
L(5, "with bad checksum"); R(5, "suppressed - original was ICMP");
L(6, "with insufficient data"); R(6, "responses sent");
L(8, "Input Histogram"); R(8, "Output Histogram");
#define B(row, str) L(row, str); R(row, str)
B(9, "echo response");
B(10, "echo request");
B(11, "destination unreachable");
B(12, "redirect");
B(13, "time-to-live exceeded");
B(14, "parameter problem");
B(15, "neighbor solicitation");
B(16, "neighbor advertisment");
L(17, "router advertisement"); R(17, "router solicitation");
#undef L
#undef R
#undef B
}
static void
domode(struct icmp6stat *ret)
{
const struct icmp6stat *sub;
int i, divisor = 1;
switch(currentmode) {
case display_RATE:
sub = &oldstat;
divisor = naptime;
break;
case display_DELTA:
sub = &oldstat;
break;
case display_SINCE:
sub = &initstat;
break;
default:
*ret = icmp6stat;
return;
}
#define DO(stat) ret->stat = (icmp6stat.stat - sub->stat) / divisor
DO(icp6s_error);
DO(icp6s_tooshort);
DO(icp6s_canterror);
for (i = 0; i <= ICMP6_MAXTYPE; i++) {
DO(icp6s_outhist[i]);
}
DO(icp6s_badcode);
DO(icp6s_tooshort);
DO(icp6s_checksum);
DO(icp6s_badlen);
DO(icp6s_reflect);
for (i = 0; i <= ICMP6_MAXTYPE; i++) {
DO(icp6s_inhist[i]);
}
#undef DO
}
void
showicmp6(void)
{
struct icmp6stat stats;
u_long totalin, totalout;
int i;
memset(&stats, 0, sizeof stats);
domode(&stats);
for (i = totalin = totalout = 0; i <= ICMP6_MAXTYPE; i++) {
totalin += stats.icp6s_inhist[i];
totalout += stats.icp6s_outhist[i];
}
totalin += stats.icp6s_badcode + stats.icp6s_badlen +
stats.icp6s_checksum + stats.icp6s_tooshort;
mvwprintw(wnd, 2, 0, "%9lu", totalin);
mvwprintw(wnd, 2, 35, "%9lu", totalout);
#define DO(stat, row, col) \
mvwprintw(wnd, row, col, "%9lu", stats.stat)
DO(icp6s_badcode, 3, 0);
DO(icp6s_badlen, 4, 0);
DO(icp6s_checksum, 5, 0);
DO(icp6s_tooshort, 6, 0);
DO(icp6s_error, 3, 35);
DO(icp6s_tooshort, 4, 35);
DO(icp6s_canterror, 5, 35);
DO(icp6s_reflect, 6, 35);
#define DO2(type, row) DO(icp6s_inhist[type], row, 0); DO(icp6s_outhist[type], \
row, 35)
DO2(ICMP6_ECHO_REPLY, 9);
DO2(ICMP6_ECHO_REQUEST, 10);
DO2(ICMP6_DST_UNREACH, 11);
DO2(ND_REDIRECT, 12);
DO2(ICMP6_TIME_EXCEEDED, 13);
DO2(ICMP6_PARAM_PROB, 14);
DO2(ND_NEIGHBOR_SOLICIT, 15);
DO2(ND_NEIGHBOR_ADVERT, 16);
DO(icp6s_inhist[ND_ROUTER_SOLICIT], 17, 0);
DO(icp6s_outhist[ND_ROUTER_ADVERT], 17, 35);
#undef DO
#undef DO2
}
int
initicmp6(void)
{
size_t len;
int name[4];
name[0] = CTL_NET;
name[1] = PF_INET6;
name[2] = IPPROTO_ICMPV6;
name[3] = ICMPV6CTL_STATS;
len = 0;
if (sysctl(name, 4, 0, &len, 0, 0) < 0) {
error("sysctl getting icmp6stat size failed");
return 0;
}
if (len > sizeof icmp6stat) {
error("icmp6stat structure has grown--recompile systat!");
return 0;
}
if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) {
error("sysctl getting icmp6stat size failed");
return 0;
}
oldstat = initstat;
return 1;
}
void
reseticmp6(void)
{
size_t len;
int name[4];
name[0] = CTL_NET;
name[1] = PF_INET6;
name[2] = IPPROTO_ICMPV6;
name[3] = ICMPV6CTL_STATS;
len = sizeof initstat;
if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) {
error("sysctl getting icmp6stat size failed");
}
oldstat = initstat;
}
void
fetchicmp6(void)
{
int name[4];
size_t len;
oldstat = icmp6stat;
name[0] = CTL_NET;
name[1] = PF_INET6;
name[2] = IPPROTO_ICMPV6;
name[3] = ICMPV6CTL_STATS;
len = sizeof icmp6stat;
if (sysctl(name, 4, &icmp6stat, &len, 0, 0) < 0)
return;
}
#endif

303
usr.bin/systat/ip6.c Normal file
View File

@ -0,0 +1,303 @@
/*-
* Copyright (c) 1980, 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* 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 University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* 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
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* 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
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#ifdef lint
static const char sccsid[] = "@(#)mbufs.c 8.1 (Berkeley) 6/6/93";
#endif
/* From:
"Id: mbufs.c,v 1.5 1997/02/24 20:59:03 wollman Exp"
*/
#ifdef INET6
#include <sys/param.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/sysctl.h>
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#include <netinet6/ip6_var.h>
#include <stdlib.h>
#include <string.h>
#include <paths.h>
#include "systat.h"
#include "extern.h"
#include "mode.h"
static struct ip6stat curstat, initstat, oldstat;
/*-
--0 1 2 3 4 5 6 7
--0123456789012345678901234567890123456789012345678901234567890123456789012345
01 IPv6 Input IPv6 Output
029999999 total packets received 999999999 total packets sent
039999999 - too short for header 999999999 - generated locally
049999999 - too short for data 999999999 - output drops
059999999 - with invalid version 999999999 output fragments generated
069999999 total fragments received 999999999 - fragmentation failed
079999999 - fragments dropped 999999999 destinations unreachable
089999999 - fragments timed out 999999999 packets output via raw IP
099999999 - fragments overflown Input next-header histogram
109999999 - packets reassembled ok 999999999 - destination options
119999999 packets forwarded 999999999 - hop-by-hop options
129999999 - unreachable dests 999999999 - IPv4
139999999 - redirects generated 999999999 - TCP
149999999 option errors 999999999 - UDP
159999999 unwanted multicasts 999999999 - IPv6
169999999 delivered to upper layer 999999999 - routing header
17 999999999 - fragmentation header
189999999 bad scope packets 999999999 - ICMP6
199999999 address selection failed 999999999 - none
--0123456789012345678901234567890123456789012345678901234567890123456789012345
--0 1 2 3 4 5 6 7
*/
WINDOW *
openip6(void)
{
return (subwin(stdscr, LINES-4-1, 0, 4, 0));
}
void
closeip6(w)
WINDOW *w;
{
if (w == NULL)
return;
wclear(w);
wrefresh(w);
delwin(w);
}
void
labelip6(void)
{
wmove(wnd, 0, 0); wclrtoeol(wnd);
#define L(row, str) mvwprintw(wnd, row, 10, str)
#define R(row, str) mvwprintw(wnd, row, 45, str);
L(1, "IPv6 Input"); R(1, "IPv6 Output");
L(2, "total packets received"); R(2, "total packets sent");
L(3, "- too short for header"); R(3, "- generated locally");
L(4, "- too short for data"); R(4, "- output drops");
L(5, "- with invalid version"); R(5, "output fragments generated");
L(6, "total fragments received"); R(6, "- fragmentation failed");
L(7, "- fragments dropped"); R(7, "destinations unreachable");
L(8, "- fragments timed out"); R(8, "packets output via raw IP");
L(9, "- fragments overflown"); R(9, "Input next-header histogram");
L(10, "- packets reassembled ok"); R(10, " - destination options");
L(11, "packets forwarded"); R(11, " - hop-by-hop options");
L(12, "- unreachable dests"); R(12, " - IPv4");
L(13, "- redirects generated"); R(13, " - TCP");
L(14, "option errors"); R(14, " - UDP");
L(15, "unwanted multicasts"); R(15, " - IPv6");
L(16, "delivered to upper layer"); R(16, " - routing header");
R(17, " - fragmentation header");
L(18, "bad scope packets"); R(18, " - ICMP6");
L(19, "address selection failed"); R(19, " - none");
#undef L
#undef R
}
static void
domode(struct ip6stat *ret)
{
const struct ip6stat *sub;
int divisor = 1, i;
switch(currentmode) {
case display_RATE:
sub = &oldstat;
divisor = naptime;
break;
case display_DELTA:
sub = &oldstat;
break;
case display_SINCE:
sub = &initstat;
break;
default:
*ret = curstat;
return;
}
#define DO(stat) ret->stat = (curstat.stat - sub->stat) / divisor
DO(ip6s_total);
DO(ip6s_tooshort);
DO(ip6s_toosmall);
DO(ip6s_fragments);
DO(ip6s_fragdropped);
DO(ip6s_fragtimeout);
DO(ip6s_fragoverflow);
DO(ip6s_forward);
DO(ip6s_cantforward);
DO(ip6s_redirectsent);
DO(ip6s_delivered);
DO(ip6s_localout);
DO(ip6s_odropped);
DO(ip6s_reassembled);
DO(ip6s_fragmented);
DO(ip6s_ofragments);
DO(ip6s_cantfrag);
DO(ip6s_badoptions);
DO(ip6s_noroute);
DO(ip6s_badvers);
DO(ip6s_rawout);
DO(ip6s_notmember);
for (i = 0; i < 256; i++)
DO(ip6s_nxthist[i]);
DO(ip6s_badscope);
DO(ip6s_sources_none);
#undef DO
}
void
showip6(void)
{
struct ip6stat stats;
u_long totalout;
domode(&stats);
totalout = stats.ip6s_forward + stats.ip6s_localout;
#define DO(stat, row, col) \
mvwprintw(wnd, row, col, "%9lu", stats.stat)
DO(ip6s_total, 2, 0);
mvwprintw(wnd, 2, 35, "%9lu", totalout);
DO(ip6s_localout, 3, 35);
DO(ip6s_tooshort, 3, 0);
DO(ip6s_odropped, 4, 35);
DO(ip6s_toosmall, 4, 0);
DO(ip6s_ofragments, 5, 35);
DO(ip6s_badvers, 5, 0);
DO(ip6s_cantfrag, 6, 35);
DO(ip6s_fragments, 6, 0);
DO(ip6s_noroute, 7, 35);
DO(ip6s_fragdropped, 7, 0);
DO(ip6s_rawout, 8, 35);
DO(ip6s_fragtimeout, 8, 0);
DO(ip6s_fragoverflow, 9, 0);
DO(ip6s_nxthist[IPPROTO_DSTOPTS], 10, 35);
DO(ip6s_reassembled, 10, 0);
DO(ip6s_nxthist[IPPROTO_HOPOPTS], 11, 35);
DO(ip6s_forward, 11, 0);
DO(ip6s_nxthist[IPPROTO_IPV4], 12, 35);
DO(ip6s_cantforward, 12, 0);
DO(ip6s_nxthist[IPPROTO_TCP], 13, 35);
DO(ip6s_redirectsent, 13, 0);
DO(ip6s_nxthist[IPPROTO_UDP], 14, 35);
DO(ip6s_badoptions, 14, 0);
DO(ip6s_nxthist[IPPROTO_IPV6], 15, 35);
DO(ip6s_notmember, 15, 0);
DO(ip6s_nxthist[IPPROTO_ROUTING], 16, 35);
DO(ip6s_delivered, 16, 0);
DO(ip6s_nxthist[IPPROTO_FRAGMENT], 17, 35);
DO(ip6s_nxthist[IPPROTO_ICMPV6], 18, 35);
DO(ip6s_badscope, 18, 0);
DO(ip6s_nxthist[IPPROTO_NONE], 19, 35);
DO(ip6s_sources_none, 19, 0);
#undef DO
}
int
initip6(void)
{
size_t len;
int name[4];
name[0] = CTL_NET;
name[1] = PF_INET6;
name[2] = IPPROTO_IPV6;
name[3] = IPV6CTL_STATS;
len = 0;
if (sysctl(name, 4, 0, &len, 0, 0) < 0) {
error("sysctl getting ip6stat size failed");
return 0;
}
if (len > sizeof curstat) {
error("ip6stat structure has grown--recompile systat!");
return 0;
}
if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) {
error("sysctl getting ip6stat failed");
return 0;
}
oldstat = initstat;
return 1;
}
void
resetip6(void)
{
size_t len;
int name[4];
name[0] = CTL_NET;
name[1] = PF_INET6;
name[2] = IPPROTO_IPV6;
name[3] = IPV6CTL_STATS;
len = sizeof initstat;
if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) {
error("sysctl getting ipstat failed");
}
oldstat = initstat;
}
void
fetchip6(void)
{
int name[4];
size_t len;
oldstat = curstat;
name[0] = CTL_NET;
name[1] = PF_INET6;
name[2] = IPPROTO_IPV6;
name[3] = IPV6CTL_STATS;
len = sizeof curstat;
if (sysctl(name, 4, &curstat, &len, 0, 0) < 0)
return;
}
#endif

3
usr.bin/systat/netstat.c
View File

@ -53,6 +53,9 @@ static const char sccsid[] = "@(#)netstat.c 8.1 (Berkeley) 6/6/93";
#include <net/route.h>
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#ifdef INET6
#include <netinet/ip6.h>
#endif
#include <netinet/in_pcb.h>
#include <netinet/ip_icmp.h>
#include <netinet/icmp_var.h>

18
usr.bin/systat/systat.1
View File

@ -88,9 +88,11 @@ flag expects
.Ar display
to be one of:
.Ic icmp ,
.Ic icmp6 ,
.Ic ifstat ,
.Ic iostat ,
.Ic ip ,
.Ic ip6 ,
.Ic mbufs ,
.Ic netstat ,
.Ic pigs ,
@ -196,6 +198,11 @@ mode. The
.Ic mode
command with no argument will display the current mode in the command
line.
.It Ic icmp6
This display is like the
.Ic icmp
display,
but displays statistics for IPv6 ICMP.
.It Ic ip
Otherwise identical to the
.Ic icmp
@ -204,6 +211,15 @@ display, except that it displays
and
.Tn UDP
statistics.
.It Ic ip6
Like the
.Ic ip
display,
except that it displays
.Tn IPv6
statics.
It does not display
.Tn UDP statistics.
.It Ic tcp
Like
.Ic icmp ,
@ -516,7 +532,9 @@ and all passthrough devices that provide access to CDROM drives.
.Xr netstat 1 ,
.Xr kvm 3 ,
.Xr icmp 4 ,
.Xr icmp6 4 ,
.Xr ip 4 ,
.Xr ip6 4 ,
.Xr tcp 4 ,
.Xr udp 4 ,
.Xr iostat 8 ,