vmware Áú¹®ÀÔ´Ï´Ù.(2)

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떻 있는 포트는 몇개 안됩니다.

이 리눅스는 win10 위에 vmware 속에 있는 centos6.5 입니다.


[user1@localhost ~]$ nmap -sT localhost


Starting Nmap 5.51 ( http://nmap.org ) at 2019-12-01 17:03 PST

Nmap scan report for localhost (127.0.0.1)

Host is up (0.00033s latency).

Other addresses for localhost (not scanned): 127.0.0.1

Not shown: 994 closed ports

PORT     STATE SERVICE

21/tcp   open  ftp

22/tcp   open  ssh

25/tcp   open  smtp

631/tcp  open  ipp

3306/tcp open  mysql

3690/tcp open  svn


Nmap done: 1 IP address (1 host up) scanned in 0.09 seconds

[user1@localhost ~]$ ping 192.168.0.1        --> 게이트웨이로 핑을 날렸음

PING 192.168.0.1 (192.168.0.1) 56(84) bytes of data.

64 bytes from 192.168.0.1: icmp_seq=1 ttl=64 time=1505 ms

64 bytes from 192.168.0.1: icmp_seq=5 ttl=64 time=1525 ms

64 bytes from 192.168.0.1: icmp_seq=11 ttl=64 time=1233 ms

64 bytes from 192.168.0.1: icmp_seq=12 ttl=64 time=232 ms

64 bytes from 192.168.0.1: icmp_seq=13 ttl=64 time=0.844 ms

64 bytes from 192.168.0.1: icmp_seq=14 ttl=64 time=0.784 ms

64 bytes from 192.168.0.1: icmp_seq=15 ttl=64 time=0.876 ms --> 잘되다가

64 bytes from 192.168.0.1: icmp_seq=16 ttl=64 time=117 ms --> 느려졌네요.1000배

64 bytes from 192.168.0.1: icmp_seq=17 ttl=64 time=1609 ms

64 bytes from 192.168.0.1: icmp_seq=18 ttl=64 time=1608 ms

64 bytes from 192.168.0.1: icmp_seq=21 ttl=64 time=1577 ms

64 bytes from 192.168.0.1: icmp_seq=26 ttl=64 time=1493 ms

64 bytes from 192.168.0.1: icmp_seq=27 ttl=64 time=1495 ms

64 bytes from 192.168.0.1: icmp_seq=28 ttl=64 time=1497 ms

64 bytes from 192.168.0.1: icmp_seq=30 ttl=64 time=1473 ms

64 bytes from 192.168.0.1: icmp_seq=33 ttl=64 time=1480 ms

64 bytes from 192.168.0.1: icmp_seq=37 ttl=64 time=1448 ms

64 bytes from 192.168.0.1: icmp_seq=39 ttl=64 time=1451 ms

64 bytes from 192.168.0.1: icmp_seq=44 ttl=64 time=1447 ms

64 bytes from 192.168.0.1: icmp_seq=46 ttl=64 time=1222 ms

64 bytes from 192.168.0.1: icmp_seq=47 ttl=64 time=221 ms

64 bytes from 192.168.0.1: icmp_seq=48 ttl=64 time=0.749 ms

64 bytes from 192.168.0.1: icmp_seq=49 ttl=64 time=0.850 ms

64 bytes from 192.168.0.1: icmp_seq=50 ttl=64 time=0.777 ms--> 잘되다가

64 bytes from 192.168.0.1: icmp_seq=51 ttl=64 time=31.4 ms --> 느려졌네요.50배

64 bytes from 192.168.0.1: icmp_seq=53 ttl=64 time=1484 ms

64 bytes from 192.168.0.1: icmp_seq=54 ttl=64 time=1489 ms

64 bytes from 192.168.0.1: icmp_seq=55 ttl=64 time=1541 ms

64 bytes from 192.168.0.1: icmp_seq=56 ttl=64 time=1550 ms

64 bytes from 192.168.0.1: icmp_seq=62 ttl=64 time=1531 ms

64 bytes from 192.168.0.1: icmp_seq=76 ttl=64 time=1528 ms

64 bytes from 192.168.0.1: icmp_seq=77 ttl=64 time=1523 ms

64 bytes from 192.168.0.1: icmp_seq=80 ttl=64 time=1462 ms

64 bytes from 192.168.0.1: icmp_seq=81 ttl=64 time=1313 ms

64 bytes from 192.168.0.1: icmp_seq=82 ttl=64 time=312 ms

64 bytes from 192.168.0.1: icmp_seq=83 ttl=64 time=0.799 ms

64 bytes from 192.168.0.1: icmp_seq=84 ttl=64 time=0.913 ms

64 bytes from 192.168.0.1: icmp_seq=85 ttl=64 time=0.892 ms

64 bytes from 192.168.0.1: icmp_seq=86 ttl=64 time=0.464 ms --> 잘되다가

64 bytes from 192.168.0.1: icmp_seq=88 ttl=64 time=1550 ms--> 느려졌네요.300배

64 bytes from 192.168.0.1: icmp_seq=90 ttl=64 time=1499 ms

64 bytes from 192.168.0.1: icmp_seq=93 ttl=64 time=1494 ms

64 bytes from 192.168.0.1: icmp_seq=99 ttl=64 time=1474 ms

64 bytes from 192.168.0.1: icmp_seq=102 ttl=64 time=1475 ms

64 bytes from 192.168.0.1: icmp_seq=103 ttl=64 time=1465 ms

64 bytes from 192.168.0.1: icmp_seq=114 ttl=64 time=1516 ms

64 bytes from 192.168.0.1: icmp_seq=116 ttl=64 time=1444 ms

64 bytes from 192.168.0.1: icmp_seq=117 ttl=64 time=443 ms

64 bytes from 192.168.0.1: icmp_seq=118 ttl=64 time=0.803 ms

64 bytes from 192.168.0.1: icmp_seq=119 ttl=64 time=0.841 ms

64 bytes from 192.168.0.1: icmp_seq=120 ttl=64 time=0.718 ms

64 bytes from 192.168.0.1: icmp_seq=121 ttl=64 time=0.477 ms--> 잘되다가

64 bytes from 192.168.0.1: icmp_seq=128 ttl=64 time=1571 ms--> 느려졌네요.300배

64 bytes from 192.168.0.1: icmp_seq=130 ttl=64 time=1573 ms

64 bytes from 192.168.0.1: icmp_seq=133 ttl=64 time=1571 ms



마찬가지로 윈도우에서 공유기로 날려도 이같은 현상이 일어 납니다.

리눅스는 ip 수동으로 할당했고 윈도우10은 자동으로 공유기에서 할당 받았습니다.

vmwre 를 끄니 윈도우에서 공유기로 핑이 엄청 빨라졌습니다.

192.168.0.1의 응답: 바이트=32 시간<1ms TTL=64

192.168.0.1의 응답: 바이트=32 시간<1ms TTL=64

192.168.0.1의 응답: 바이트=32 시간<1ms TTL=64

192.168.0.1의 응답: 바이트=32 시간<1ms TTL=64

192.168.0.1의 응답: 바이트=32 시간<1ms TTL=64

192.168.0.1의 응답: 바이트=32 시간<1ms TTL=64

192.168.0.1의 응답: 바이트=32 시간<1ms TTL=64

192.168.0.1의 응답: 바이트=32 시간<1ms TTL=64


무슨 문제가 있길래 주기적으로 이런일이 일어 날까요?


이지포토
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VM Net ÀÇ mode´Â ¾î¶² °ÍÀ¸·Î ¼³Á¤ÇÏ¿´³ª¿ä ?

Nat Mode
Bridge Mode

Host ÀÇ IP Address´Â ¹º°¡¿ä?
Guest VMµéÀÇ IP´Â ¹º°¡¿ä ?

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