VPCS is not Swissknife, it only has a few commands to help us to study Cisco switch/router, that's all.
I use the next case to test the functions of VPCS.
The topology:
20000 30000 T2000 30002 20002
PC1 ---- f0/0 -* *--f1/1 -- RPC ^ *- f0/0 - PC3
| / | |
| / ^ |
T2001<-< R1 --- f1/0:f0/0 -- R0 --- f0/1:f1/0 --- R2 >-> T2002
| 21000 21001 | 21002 21003 |
PC2 ---- f0/1 -* | *- f0/1 - PC4
20001 30001 *----*-----*------*-------* PC9 30003 20003
30004 30005 30006 30007 41003 20008
| | | | | |
20004 20005 20006 20007 41000 41008
PC5 PC6 PC7 PC8 | |
*-----*
|
R3 >-> T2003
Routers
R1: console 2001
f0/0 connect PC1
f0/1 connect PC2
f1/0 connect R0
f1/1 connect RPC, physical PC. Note: need static route!!
R2: console 2002
f0/0 connect PC3
f0/1 connect PC4
f1/0 connect R0
R0: console 2000
f0/0 connect R1
f0/1 connect R2
f2/0 connect PC5
f2/1 connect PC6
f2/2 connect PC7
f2/3 connect PC8
f2/4 connect R3
R3: console 2003
f0/0 connect R0
f0/1 connect PC9
IP address
dhcp 192.168.1.1 192.168.100.240 192.168.100.19 2001:11::1
/ / / / 192.168.11.1
PC1 ----- f0/0 -* *--f1/1 ------- RPC /
| / *- f0/0 - PC3
| / 172.16.1.2 172.16.2.2 | /
|/ / / | 192.168.11.2
R1 -- f1/0:f0/0 -- R0 -- f0/1:f1/0 -- R2 2001:11::2
| / | / |
ip auto | 172.16.1.1 | 172.16.2.1 | ip auto
/ | | | 192.168.12.2
PC2 ----- f0/1 -* f2/0 1 2 | 3 4 | \
/ *----*-----*------*----* *- f0/1 -------- PC4
2001:2::1 eui-64 | | | | | R3 PC9 \
192.168.2.1 | | | | | | | 2001:12::1 eui-64
| | | | *-------* 192.168.12.1
PC5 PC6 PC7 PC8 f0/0 f0/1
PC1 get IPv4 address via dhcp
PC2 get IPv6 address via stateless auto configuration (RA)
no IPv4 address
PC3 192.168.11.2, default gateway 192.168.11.1
2001:11::2/64, using RS to find the router
PC4 get IPv6 address via stateless auto configuration (RA)
192.168.12.2, default gateway 192.168.12.1
PC5-6 192.168.3.5-6
2001:3::5-9
PC7-9 192.168.4.7-9, vlan3(192.168.4.1)
2001:4::7-9
ipv4 CIDR=24, ipv6 CIDR=64
Running Dynamips script:
mkdir -p r61
cd r61
$Dynamips -i R1 -T 2001 -P 7200 -t npe-400 -X --sparse-mem -r 192 -c 0x2102 \
--idle-pc=0x60646da8 -p 0:C7200-IO-2FE -p 1:PA-2FE-TX \
-s 0:0:udp:30000:127.0.0.1:20000 \
-s 0:1:udp:30001:127.0.0.1:20001 \
-s 1:0:udp:21000:127.0.0.1:21001 \
-s 1:1:linux_eth:eth1 \
$Image1 &
cd -
mkdir -p r62
cd r62
$Dynamips -i R2 -T 2002 -P 7200 -t npe-400 -X --sparse-mem -r 192 -c 0x2102 \
--idle-pc=0x60646da8 -p 0:C7200-IO-2FE -p 1:PA-2FE-TX \
-s 0:0:udp:30002:127.0.0.1:20002 \
-s 0:1:udp:30003:127.0.0.1:20003 \
-s 1:0:udp:21003:127.0.0.1:21002 \
$Image1 &
cd -
mkdir -p r60
cd r60
$Dynamips -i R0 -T 2000 -P 3600 -t 3660 -X --sparse-mem -r 192 -c 0x2102 \
--idle-pc=0x607789b8 -p 0:NM-1FE-TX -p 1:NM-1FE-TX -p 2:NM-16ESW \
-s 0:0:udp:21001:127.0.0.1:21000 \
-s 1:0:udp:21002:127.0.0.1:21003 \
-s 2:0:udp:30004:127.0.0.1:20004 \
-s 2:1:udp:30005:127.0.0.1:20005 \
-s 2:2:udp:30006:127.0.0.1:20006 \
-s 2:3:udp:30007:127.0.0.1:20007 \
-s 2:4:udp:41000:127.0.0.1:41003 \
$Image2 &
cd ..
mkdir -p r63
cd r63
$Dynamips -i R3 -T 2003 -P 3600 -t 3660 -X --sparse-mem -r 192 -c 0x2102 \
--idle-pc=0x607789b8 -p 0:NM-16ESW \
-s 0:0:udp:41003:127.0.0.1:41000 \
-s 0:1:udp:30008:127.0.0.1:20008 \
$Image2 &
cd ..
exit
Test commands, using 'load' or 'vpcs -r' to execute this batch file.
1 dhcp 2 ip auto 3 ip 192.168.11.2 192.168.11.1 24 ip 2001:11::2 4 ip 192.168.12.2 192.168.12.1 24 5 ip 192.168.3.5 24 6 ip 192.168.3.6 24 7 ip 192.168.4.7 24 8 ip 192.168.4.8 192.168.4.1 24 9 ip 192.168.4.9 192.168.4.1 24 # testing 4 echo -- ping 192.168.1.2 icmp/udp/tcp from 192.168.12.2, all worked ---- p 192.168.1.2 -1 -c 5 -i 1 p 192.168.1.2 -2 -c 5 -i 2 -l 128 p 192.168.1.2 -3 -c 2 p 192.168.1.2 -3 -f s -c 2 echo -- ping router, port 7 timeout, port 23 worked --- p 192.168.1.1 -3 -c 2 p 192.168.1.1 -3 -c 2 -p 23 p 192.168.1.1 -3 -f s -c 2 echo -- ping nonexist host --- p 192.168.1.3 -1 -c 2 p 192.168.1.3 -2 -c 2 p 192.168.1.3 -3 -c 2 p 0.0.0.0 -1 -c 2 p 255.255.255.255 -1 -c 2 echo -- ping physical PC, icmp/tcp80 ok-- p 192.168.100.19 -1 -c 2 p 192.168.100.19 -2 -c 2 -p 23 p 192.168.100.19 -3 -c 2 -p 80 p 192.168.100.19 -3 -c 2 -p 80 -f s 9 echo -- ping 192.168.l.2 icmp/udp/tcp from 192.168.4.9 ---- p 192.168.1.2 -1 -c 2 -i 1 p 192.168.1.2 -2 -c 2 -i 2 -l 128 p 192.168.1.2 -3 -c 2 -p 80 p 192.168.1.2 -3 -f s -c 2 p 192.168.4.8 -1 -c 2 -i 1 p 0.0.0.0 -1 -c 2 p 255.255.255.255 -1 -c 2 echo -- tr from 192.168.4.9, 1.2 worked, 1.3 no way ---- tr 192.168.1.2 10 tr 192.168.1.3 6 5 echo -- ping from 192.168.3.5, no default gateway ---- p 192.168.1.2 -1 -c 2 -i 1 p 192.168.3.6 -i 10 -c 2 echo -- test IPV6 -- echo -- ping from fe80::2050:79ff:fe66:6804, vlan 1 ---- 5 p fe80::2050:79ff:fe66:6805 -1 -c 3 -i 10 p fe80::2050:79ff:fe66:6805 -2 -c 3 -i 10 p fe80::2050:79ff:fe66:6805 -3 -c 3 -i 10 p fe80::2050:79ff:fe66:6805 -3 -c 3 -i 10 -f s 7 echo -- ping from fe80::2050:79ff:fe66:6806 vlan 2---- p fe80::2050:79ff:fe66:6808 -1 -c 3 -i 10 p fe80::2050:79ff:fe66:6808 -2 -c 3 -i 10 p fe80::2050:79ff:fe66:6808 -3 -c 3 -i 10 p fe80::2050:79ff:fe66:6808 -3 -c 3 -i 10 -f s 4 echo -- ping from 2001:12::2050:79ff:fe66:6803 ip auto---- p 2001:1::2050:79ff:fe66:6801 -1 -c 3 p 2001:1::2050:79ff:fe66:6801 -2 -c 3 p 2001:1::2050:79ff:fe66:6801 -3 -c 3 t 2001:1::2050:79ff:fe66:6801 5 t 2001:1::2050:79ff:fe66:6804 5 echo -- ping 2001:11::1 router, port 7 timeout, port 23 worked ---- p 2001:11::1 -3 -c 2 p 2001:11::1 -3 -c 2 -p 23 p 2001:11::1 -3 -c 2 -p 23 -f s 3 echo -- ping from 2001:11::2 ---- p 2001:1::2050:79ff:fe66:6801 -1 -c 3 p 2001:1::2050:79ff:fe66:6801 -2 -c 3 p 2001:1::2050:79ff:fe66:6801 -3 -c 3 p 2001:1::2050:79ff:fe66:6801 -3 -c 3 -f s echo -- tracerouter from PC3, 6801 can be reached, 6804 is not exist -- t 2001:1::2050:79ff:fe66:6801 5 t 2001:1::2050:79ff:fe66:6804 5
The result
Executing the startup file DORA, IP 192.168.1.2/24 GW 192.168.1.1 PC3 : 192.168.11.2 255.255.255.0 gateway 192.168.11.1 PC3 : 2001:11::2/64 eui-64 PC4 : 192.168.12.2 255.255.255.0 gateway 192.168.12.1 PC5 : 192.168.3.5 255.255.255.0 PC6 : 192.168.3.6 255.255.255.0 PC7 : 192.168.4.7 255.255.255.0 PC8 : 192.168.4.8 255.255.255.0 gateway 192.168.4.1 PC9 : 192.168.4.9 255.255.255.0 gateway 192.168.4.1 -- ping 192.168.1.2 icmp/udp/tcp from 192.168.12.2, all worked ---- 192.168.1.2 icmp_seq=1 ttl=61 time=19.101 ms 192.168.1.2 icmp_seq=2 ttl=61 time=17.095 ms 192.168.1.2 icmp_seq=3 ttl=61 time=17.097 ms 192.168.1.2 icmp_seq=4 ttl=61 time=15.071 ms 192.168.1.2 icmp_seq=5 ttl=61 time=15.148 ms 192.168.1.2 udp_seq=1 ttl=61 time=14.040 ms 192.168.1.2 udp_seq=2 ttl=61 time=16.082 ms 192.168.1.2 udp_seq=3 ttl=61 time=16.054 ms 192.168.1.2 udp_seq=4 ttl=61 time=16.108 ms 192.168.1.2 udp_seq=5 ttl=61 time=19.034 ms Connect [email protected] seq=1 ttl=61 time=18.085 ms SendData [email protected] seq=1 ttl=61 time=22.110 ms Close [email protected] seq=1 ttl=61 time=24.096 ms Connect [email protected] seq=2 ttl=61 time=16.093 ms SendData [email protected] seq=2 ttl=61 time=18.128 ms Close [email protected] seq=2 ttl=61 time=24.120 ms 192.168.1.2 tcp_seq=1 ttl=61 time=19.983 ms 192.168.1.2 tcp_seq=2 ttl=61 time=21.066 ms -- ping router, port 7 timeout, port 23 worked --- Connect [email protected] timeout Connect [email protected] timeout Connect [email protected] seq=1 ttl=253 time=18.008 ms SendData [email protected] seq=1 ttl=253 time=86.358 ms Close [email protected] seq=1 ttl=253 time=1.966 ms Connect [email protected] seq=2 ttl=253 time=18.083 ms SendData [email protected] seq=2 ttl=253 time=86.407 ms Close [email protected] seq=2 ttl=253 time=1.916 ms 192.168.1.1 tcp_seq=1 ttl=253 time=19.005 ms 192.168.1.1 tcp_seq=2 ttl=253 time=15.057 ms -- ping nonexist host --- 192.168.1.3 icmp_seq=1 timeout 192.168.1.3 icmp_seq=2 timeout 192.168.1.3 udp_seq=1 timeout 192.168.1.3 udp_seq=2 timeout Connect [email protected] timeout Connect [email protected] timeout Invalid address: 0.0.0.0 Invalid address: 255.255.255.255 -- ping physical PC, icmp/tcp80 ok-- 192.168.100.19 icmp_seq=1 ttl=61 time=34.060 ms 192.168.100.19 icmp_seq=2 ttl=61 time=13.043 ms 192.168.100.19 udp_seq=1 timeout 192.168.100.19 udp_seq=2 timeout Connect [email protected] seq=1 ttl=61 time=20.006 ms SendData [email protected] seq=1 ttl=61 time=21.118 ms Close [email protected] seq=1 ttl=61 time=1.998 ms Connect [email protected] seq=2 ttl=61 time=16.046 ms SendData [email protected] seq=2 ttl=61 time=16.061 ms Close [email protected] seq=2 ttl=61 time=2.004 ms 192.168.100.19 tcp_seq=1 ttl=61 time=31.061 ms 192.168.100.19 tcp_seq=2 ttl=61 time=18.089 ms -- ping 192.168.l.2 icmp/udp/tcp from 192.168.4.9 ---- 192.168.1.2 icmp_seq=1 ttl=62 time=13.068 ms 192.168.1.2 icmp_seq=2 ttl=62 time=9.056 ms 192.168.1.2 udp_seq=1 ttl=62 time=10.003 ms 192.168.1.2 udp_seq=2 ttl=62 time=14.057 ms Connect [email protected] seq=1 ttl=62 time=12.021 ms SendData [email protected] seq=1 ttl=62 time=48.206 ms Close [email protected] seq=1 ttl=62 time=16.078 ms Connect [email protected] seq=2 ttl=62 time=10.074 ms SendData [email protected] seq=2 ttl=62 time=14.068 ms Close [email protected] seq=2 ttl=62 time=14.067 ms 192.168.1.2 tcp_seq=1 ttl=62 time=18.027 ms 192.168.1.2 tcp_seq=2 ttl=62 time=11.065 ms 192.168.4.8 icmp_seq=1 ttl=64 time=5.018 ms 192.168.4.8 icmp_seq=2 ttl=64 time=5.011 ms Invalid address: 0.0.0.0 Invalid address: 255.255.255.255 -- tr from 192.168.4.9, 1.2 worked, 1.3 no way ---- traceroute to 192.168.1.2, 10 hops max, press Ctrl+C to stop 1 192.168.4.1 6.932 ms 5.031 ms 6.014 ms 2 172.16.1.1 9.027 ms 9.047 ms 8.033 ms 3 192.168.1.2 13.015 ms 13.060 ms 11.058 ms traceroute to 192.168.1.3, 6 hops max, press Ctrl+C to stop 1 192.168.4.1 9.573 ms 5.009 ms 3.998 ms 2 172.16.1.1 11.034 ms 14.070 ms 9.983 ms 3 * * * 4 * * * 5 * * * 6 * * * -- ping from 192.168.3.5, no default gateway ---- No gateway found 192.168.3.6 icmp_seq=1 ttl=64 time=3.997 ms 192.168.3.6 icmp_seq=2 ttl=64 time=3.017 ms -- test IPV6 -- -- ping from fe80::2050:79ff:fe66:6804, vlan 1 ---- fe80::2050:79ff:fe66:6805 icmp6_seq=1 ttl=64 time=2.936 ms fe80::2050:79ff:fe66:6805 icmp6_seq=2 ttl=64 time=3.002 ms fe80::2050:79ff:fe66:6805 icmp6_seq=3 ttl=64 time=3.021 ms fe80::2050:79ff:fe66:6805 udp6_seq=1 ttl=64 time=2.993 ms fe80::2050:79ff:fe66:6805 udp6_seq=2 ttl=64 time=2.992 ms fe80::2050:79ff:fe66:6805 udp6_seq=3 ttl=64 time=2.972 ms Connect 7@fe80::2050:79ff:fe66:6805 seq=2 ttl=64 time=4.020 ms SendData 7@fe80::2050:79ff:fe66:6805 seq=2 ttl=64 time=4.012 ms Close 7@fe80::2050:79ff:fe66:6805 seq=2 ttl=64 time=6.037 ms Connect 7@fe80::2050:79ff:fe66:6805 seq=3 ttl=64 time=8.032 ms SendData 7@fe80::2050:79ff:fe66:6805 seq=3 ttl=64 time=6.032 ms Close 7@fe80::2050:79ff:fe66:6805 seq=3 ttl=64 time=10.024 ms Connect 7@fe80::2050:79ff:fe66:6805 seq=4 ttl=64 time=5.992 ms SendData 7@fe80::2050:79ff:fe66:6805 seq=4 ttl=64 time=4.001 ms Close 7@fe80::2050:79ff:fe66:6805 seq=4 ttl=64 time=6.011 ms fe80::2050:79ff:fe66:6805 tcp6_seq=1 ttl=64 time=2.967 ms fe80::2050:79ff:fe66:6805 tcp6_seq=2 ttl=64 time=3.008 ms fe80::2050:79ff:fe66:6805 tcp6_seq=3 ttl=64 time=2.963 ms -- ping from fe80::2050:79ff:fe66:6806 vlan 2---- fe80::2050:79ff:fe66:6808 icmp6_seq=1 ttl=64 time=2.959 ms fe80::2050:79ff:fe66:6808 icmp6_seq=2 ttl=64 time=2.981 ms fe80::2050:79ff:fe66:6808 icmp6_seq=3 ttl=64 time=3.006 ms fe80::2050:79ff:fe66:6808 udp6_seq=1 ttl=64 time=2.985 ms fe80::2050:79ff:fe66:6808 udp6_seq=2 ttl=64 time=3.001 ms fe80::2050:79ff:fe66:6808 udp6_seq=3 ttl=64 time=2.943 ms Connect 7@fe80::2050:79ff:fe66:6808 seq=2 ttl=64 time=4.029 ms SendData 7@fe80::2050:79ff:fe66:6808 seq=2 ttl=64 time=4.022 ms Close 7@fe80::2050:79ff:fe66:6808 seq=2 ttl=64 time=8.023 ms Connect 7@fe80::2050:79ff:fe66:6808 seq=3 ttl=64 time=6.078 ms SendData 7@fe80::2050:79ff:fe66:6808 seq=3 ttl=64 time=4.014 ms Close 7@fe80::2050:79ff:fe66:6808 seq=3 ttl=64 time=6.072 ms Connect 7@fe80::2050:79ff:fe66:6808 seq=4 ttl=64 time=7.068 ms SendData 7@fe80::2050:79ff:fe66:6808 seq=4 ttl=64 time=4.000 ms Close 7@fe80::2050:79ff:fe66:6808 seq=4 ttl=64 time=6.038 ms fe80::2050:79ff:fe66:6808 tcp6_seq=1 ttl=64 time=2.939 ms fe80::2050:79ff:fe66:6808 tcp6_seq=2 ttl=64 time=2.988 ms fe80::2050:79ff:fe66:6808 tcp6_seq=3 ttl=64 time=2.993 ms -- ping from 2001:12::2050:79ff:fe66:6803 ip auto---- 2001:1::2050:79ff:fe66:6801 icmp6_seq=1 ttl=58 time=20.053 ms 2001:1::2050:79ff:fe66:6801 icmp6_seq=2 ttl=58 time=17.983 ms 2001:1::2050:79ff:fe66:6801 icmp6_seq=3 ttl=58 time=15.886 ms 2001:1::2050:79ff:fe66:6801 udp6_seq=1 ttl=61 time=21.390 ms 2001:1::2050:79ff:fe66:6801 udp6_seq=2 ttl=61 time=19.088 ms 2001:1::2050:79ff:fe66:6801 udp6_seq=3 ttl=61 time=17.051 ms Connect 7@2001:1::2050:79ff:fe66:6801 seq=2 ttl=61 time=16.062 ms SendData 7@2001:1::2050:79ff:fe66:6801 seq=2 ttl=61 time=16.078 ms Close 7@2001:1::2050:79ff:fe66:6801 seq=2 ttl=61 time=22.106 ms Connect 7@2001:1::2050:79ff:fe66:6801 seq=3 ttl=61 time=16.041 ms SendData 7@2001:1::2050:79ff:fe66:6801 seq=3 ttl=61 time=22.127 ms Close 7@2001:1::2050:79ff:fe66:6801 timeout Connect 7@2001:1::2050:79ff:fe66:6801 seq=4 ttl=61 time=19.092 ms SendData 7@2001:1::2050:79ff:fe66:6801 seq=4 ttl=61 time=16.072 ms Close 7@2001:1::2050:79ff:fe66:6801 seq=4 ttl=61 time=26.120 ms traceroute to 2001:1::2050:79ff:fe66:6801, 5 hops max 1 4.990 ms 4.997 ms 6.018 ms 2001:12::c800:26ff:fecf:6 2 11.022 ms 10.028 ms 13.083 ms 2001:172:16:2:ce00:26ff:fede:10 3 11.024 ms 16.038 ms 16.093 ms 2001:172:16:1:c800:26ff:fec1:1c 4 17.070 ms 16.067 ms 54.232 ms 2001:1::2050:79ff:fe66:6801 traceroute to 2001:1::2050:79ff:fe66:6804, 5 hops max 1 1.959 ms 3.055 ms 8.024 ms 2001:12::c800:26ff:fecf:6 2 7.044 ms 10.049 ms 11.085 ms 2001:172:16:2:ce00:26ff:fede:10 3 11.959 ms 22.074 ms 17.990 ms 2001:172:16:1:c800:26ff:fec1:1c 4 * * * 5 * * * -- ping 2001:11::1 router, port 7 timeout, port 23 worked ---- Connect 7@2001:11::1 timeout Connect 7@2001:11::1 timeout Connect 23@2001:11::1 seq=2 ttl=255 time=8.056 ms SendData 23@2001:11::1 seq=2 ttl=255 time=78.328 ms Close 23@2001:11::1 seq=2 ttl=255 time=1.974 ms Connect 23@2001:11::1 seq=3 ttl=255 time=8.043 ms SendData 23@2001:11::1 seq=3 ttl=255 time=106.440 ms Close 23@2001:11::1 seq=3 ttl=255 time=1.983 ms 2001:11::1 tcp6_seq=1 ttl=255 time=4.948 ms 2001:11::1 tcp6_seq=2 ttl=255 time=4.937 ms -- ping from 2001:11::2 ---- 2001:1::2050:79ff:fe66:6801 icmp6_seq=1 ttl=58 time=21.009 ms 2001:1::2050:79ff:fe66:6801 icmp6_seq=2 ttl=58 time=21.033 ms 2001:1::2050:79ff:fe66:6801 icmp6_seq=3 ttl=58 time=14.001 ms 2001:1::2050:79ff:fe66:6801 udp6_seq=1 ttl=61 time=15.015 ms 2001:1::2050:79ff:fe66:6801 udp6_seq=2 ttl=61 time=18.067 ms 2001:1::2050:79ff:fe66:6801 udp6_seq=3 ttl=61 time=20.062 ms Connect 7@2001:1::2050:79ff:fe66:6801 seq=2 ttl=61 time=20.075 ms SendData 7@2001:1::2050:79ff:fe66:6801 seq=2 ttl=61 time=19.105 ms Close 7@2001:1::2050:79ff:fe66:6801 seq=2 ttl=61 time=26.107 ms Connect 7@2001:1::2050:79ff:fe66:6801 seq=3 ttl=61 time=14.066 ms SendData 7@2001:1::2050:79ff:fe66:6801 seq=3 ttl=61 time=23.104 ms Close 7@2001:1::2050:79ff:fe66:6801 seq=3 ttl=61 time=22.091 ms Connect 7@2001:1::2050:79ff:fe66:6801 seq=4 ttl=61 time=20.072 ms SendData 7@2001:1::2050:79ff:fe66:6801 seq=4 ttl=61 time=10.027 ms Close 7@2001:1::2050:79ff:fe66:6801 seq=4 ttl=61 time=23.095 ms 2001:1::2050:79ff:fe66:6801 tcp6_seq=1 ttl=61 time=23.056 ms 2001:1::2050:79ff:fe66:6801 tcp6_seq=2 ttl=61 time=20.062 ms 2001:1::2050:79ff:fe66:6801 tcp6_seq=3 ttl=61 time=17.063 ms -- tracerouter from PC3, 6801 can be reached, 6904 is not exist -- traceroute to 2001:1::2050:79ff:fe66:6801, 5 hops max 1 5.951 ms 6.018 ms 5.000 ms 2001:11::1 2 10.005 ms 11.037 ms 11.052 ms 2001:172:16:2:ce00:26ff:fede:10 3 15.099 ms 11.045 ms 13.105 ms 2001:172:16:1:c800:26ff:fec1:1c 4 20.023 ms 17.106 ms 23.100 ms 2001:1::2050:79ff:fe66:6801 traceroute to 2001:1::2050:79ff:fe66:6804, 5 hops max 1 4.967 ms 4.070 ms 4.028 ms 2001:11::1 2 7.030 ms 12.059 ms 12.056 ms 2001:172:16:2:ce00:26ff:fede:10 3 12.013 ms 12.048 ms 18.075 ms 2001:172:16:1:c800:26ff:fec1:1c 4 * * * 5 * * * VPCS[3]>